96141E Digital Fiber Sensor FS-N10 Series User's Manual Read this manual before use. Keep this manual in a safe place for future reference.
Introduction This manual describes the basic operations and hardware functions of the FS-N10 Series. Read the manual carefully to ensure safe performance and function of the FS-N10 Series. Keep this manual in a safe place for future reference. Ensure that the end user of this product receives this manual. Symbols The following symbols alert you to matters concerning the prevention of injury and product damage. DANGER Failure to follow the instructions may lead to death or serious injury.
Safety Precautions Hints on Correct Use WARNING • Do not use this product in safety circuits for human protection. • This product is not explosion-proof. Do not use the product in places with flammable gas, liquid, or dust. • This product uses DC power. Do not apply AC power. The product may explode or burn if an AC voltage is applied. • Do not wire the amplifier line along with power lines or high-tension lines, as the sensor may malfunction or be damaged due to noise.
Safety Precautions MEMO 2 - Digital Fiber Sensor FS-N10 Series User's Manual -
Manual Organization 1 Before Using Outlines the package contents and identifies part names and functions. 2 Installation and Connection Provides procedures for installing sensor amplifiers and cables, as well as operating precautions. 3 Basic Operation 4 Settings for Advanced Functions Describes settings for advanced functions of the FS-N10 Series. 5 Specifications Provides the specifications, circuit diagrams and dimensions of the FS-N10 Series.
Table of Contents Safety Precautions............................................................................... 1 Manual Organization ........................................................................... 3 Table of Contents................................................................................. 4 Chapter 1 Before Using 1-1 1-2 1-3 1-4 Checking the Package Contents.......................................................... 1-2 Sensor Amplifier............................................
Table of Contents 3-5 3-6 3-7 3-8 3-9 Light emission/Received light intensity adjustment (Saturation Canceling)...... 3-18 Saturation Canceling function ....................................................... 3-18 Loading the Recommended Settings (Recipe Function) ................... 3-19 Selecting Recipe ........................................................................... 3-19 List of Recipes and Recommended Fiber Units............................ 3-20 Initialization .............................
Table of Contents Chapter 5 Specifications 5-1 5-2 5-3 Specifications....................................................................................... 5-2 1-Output Type.................................................................................. 5-2 2-Output Type.................................................................................. 5-3 Monitor Output Type........................................................................ 5-4 Zero Line Type ....................................
Before Using This chapter outlines the package contents and identifies part names and functions. 1-1 1-2 1-3 1-4 1 Checking the Package Contents ........................ 1-2 Part Names ........................................................ 1-3 Model Number Description................................. 1-5 Fiber Units ..........................................................
1-1 1 Checking the Package Contents Before Using Before using the unit, make sure that the following equipment and accessories are included in the package. We have thoroughly inspected the package contents before shipment. However, in the event of defective or broken items, contact your nearest KEYENCE office. The FS-N10 Series are amplifier units. Each amplifier unit must be used with a Reference separately sold fiber unit. Select a fiber unit that suits the intended application.
1-2 Part Names Sensor Amplifier 1 Fiber lock lever Expansion connector*1 Before Using Display/control unit Expansion connector*1*2 Dust cover Connection Cable*3 (FS-N1غ/N1غP) T R Fiber transmit / receive indicators Fiber connection ports M8 connector type (FS-N1غCN/N1غCP) e-CON connector (FS-N1غEN) *1 Expansion protective cover is installed at the factory prior to shipment. *2 Not provided on the main unit (FS-N11 □ /N13 □ ).
1-2 Part Names Display/control unit 1 1-output type (FS-N11/N12/N11C/N12C/N11EN/N12EN/N11MN/N10) Before Using ①-2 ①-1 ② ⑩ ⑧ ⑨ ③ ④ ⑤ ⑦ ⑥-1 1 2 ⑥-2 Item Description Operation indicator Indicates the current output (detection) status. ① -1 (1-output/Zero line type) Operation indicator Indicates the current output (detection) status of channels 1 and 2 ① -2 (2-output type) separately. Use when setting sensitivity, etc.
1-3 Model Number Description The numbers and letters used in product names are explained below: FS-N1 1 (1) (2) (3) (4) Model (1) Amplifier type Before Using (2) Special type (None): Standard M : Monitor output (1) Amplifier type 0: Expansion unit (Zero line) 1: Main unit (1-output) 2: Expansion unit (1-output) 3: Main unit (2-output) 4: Expansion unit (2-output) (3) Cable type (None): 2-meter cable C : M8 connector E : e-CON connector (4) Output type N: NPN P: PNP (2) Special type (3) Cable typ
1-4 1 Fiber Units The FS-N10 Series are amplifier units. They must be used in combination with separately-sold fiber units. For fiber unit details, refer to the KEYENCE general catalog or contact your Reference nearest KEYENCE office.
Installation and Connection This chapter provides procedures for installing sensor amplifiers and cables, as well as operating precautions. 2-1 2-2 2 Installing Sensor Amplifiers ................................ 2-2 Connecting the Fiber Unit.........................................
2-1 Installing Sensor Amplifiers Mounting the Sensor Amplifier Mounting on a DIN rail 2 1 Installation and Connection 2 Align the claw at the bottom of the main body with the DIN rail, as shown on the right. While pushing the main body in the direction of the arrow (1), push down in the direction of arrow (2). (3) (2) (1) To release the amplifier, raise the amplifier body in the direction of arrow (3) while pushing in the direction of arrow (1).
2-1 Installing Sensor Amplifiers Point 1 Remove the protection covers from the main unit and expansion unit(s). 2 Mount the main unit and expansion unit(s) on the DIN rail. Main unit (3) (2) 3 Slide the main unit and expansion unit(s) together. Engage the 2 claws of the expansion unit with the recesses on the main unit side until you hear/ feel a click. 4 Attach the separately sold end units (OP-26751: a set of 2 units) to the DIN rail in the same manner as step (2) (Tightening torque: 0.
2-1 Installing Sensor Amplifiers Wiring Diagrams for Sensor Amplifiers Point 2 · Be sure to turn off the power before wiring. · Insulate each input or output cable that will not be used.
2-1 Installing Sensor Amplifiers Wiring Diagrams for M8/e-CON Connector Types M8 connector, 1-output type (FS-N11C/N12C) Pins and wire colors of OP-73864/OP-73865 12 to 24 VDC 2 M8 connector Pin layout 2 4 1 3 Installation and Connection External input Connected pin No.
2-2 Connecting the Fiber Unit This section provides procedures for connecting the fiber unit and operating precautions. 1 Install the fiber unit. After the installation, check that the transmitter and receiver of the sensor are spaced properly. Also check that the optical axis is aligned. 2 Installation and Connection 2 If the fiber unit is a free cut type, cut any excess length of the fiber. (1) Insert the fiber into the hole in the cutter.
2-2 Connecting the Fiber Unit 5 Insert the fiber unit into the fiber connection ports on the amplifier. Insert the fiber unit until it reaches the position of the transmit / receive indicators (approximately 14 mm). Fiber 2 6 Fiber transmit / receive indicators Move the fiber lock lever back in the direction of arrow (3) to secure the fiber. Point · If a thin fiber unit is used, an adapter provided with the thin fiber unit will be required.
2-2 Connecting the Fiber Unit MEMO 2 Installation and Connection 2-8 - Digital Fiber Sensor FS-N10 Series User's Manual -
Basic Operation This chapter explains basic instructions for operating and setting the sensor amplifier. 3-1 3-2 3-3 3-4 3-5 3-6 3-7 3-8 3-9 3 Quick Reference................................................. 3-2 Switching Output ................................................ 3-4 Adjusting Sensitivity ........................................... 3-5 Setting the Current Received Light Intensity to 0 (Zero Shift) ................................................
3-1 Quick Reference The main setting operations are explained according to purpose. Refer to Chapter 4 for information on advanced function settings and explanations not given below.
3-1 Quick Reference Description Operation procedures Reference page 15 Load the recommended settings. (Recipe function) 1. Press and hold the [SET] button and [PRESET] button. 2. Display the LoAd screen with the ( ) button, and press the [MODE] button. 3. Select the recipe such as r-1 FALL with the ( ) button. 4. Press the [MODE] button to execute. 3-19 16 Initializing (Restore to factory default settings) 1. Press and hold the [SET] button and [PRESET] button. 2.
3-2 Switching Output Output Switch (L-on/D-on) This function configures when the output turns ON. 1 When the current received light intensity is displayed, press the [MODE] button. The current output condition (L-on or D- 3 on) is displayed.*1 Basic Operation 2 Press the button to switch the output condition, and then press the [MODE] button. Select "D-on" if you want to output the ON signal when the beam is blocked (a workpiece is present.) for a thrubeam or retro-reflective model.
3-3 Adjusting Sensitivity This manual refers to the values that select ON/OFF output of the sensor amplifiers as "Set values." In addition, the manual refers to the adjustment of set values as "Adjusting Sensitivity." This section describes the sensitivity adjusting method. List of Sensitivity Adjusting Methods Sensitivity adjusting method for the FS-N10 Series is broadly divided into two categories: ② Calibration Sensitivity can be adjusted by a simple operation.
3-3 Adjusting Sensitivity Preset Function Enabling the preset function When the PST indicator is not lit, press the [PRESET] button. 3 The PST indicator lights in green. The current value is set to "100.0" and the setting value is set to "50.0". Basic Operation Green PST lights up Workpiece Setting value is "50.0" Current value is "100.0" Disabling the preset function When the PST indicator is lit, press and hold the [PRESET] button.
3-3 Adjusting Sensitivity Work-Preset Function This function calibrates the current value to ".0". After the preset function has been executed with "100.0" displayed, and then executing this function with ".0" displayed, 2 random set points can be calibrated to "100.0" and ".0". * Not available for the FS-N10 Series shipped before March 10, 2011. Enabling the work-preset function Impotant The work-preset function can be used with the preset function (when preset is enabled).
3-3 Adjusting Sensitivity Maximum Sensitivity Preset Function This function calibrates the reference state to ".0" and the state at which the received light intensity is slightly higher as "100.0". This function is useful with the reflective model to detect while using the background as a reference. * Not available for the FS-N10 Series shipped before March 10, 2011.
3-3 Adjusting Sensitivity Full Auto Preset Function This function automatically judges 2 states (workpiece presence/absence, etc.), and calibrates the current value to "100.0" and ".0". This is useful when the detector is moving at high speed, etc. * Not available for the FS-N10 Series shipped before March 10, 2011. Enabling the full auto preset function 1 3 Workpiece 2 After the workpiece has completely passed through, release the [PRESET] button.
3-3 Adjusting Sensitivity Disabling the full auto preset function When the PST indicator is lit, press and hold the [PRESET] button. • The PST indicator turns off, indicating that the full auto preset function has been disabled. Point 3 • Each preset function cannot be used when the following functions are set. Disable the function or change the setting before executing the preset function.
3-3 Adjusting Sensitivity Two-point Calibration Two-point calibration is the most basic method of sensitivity setting. The setting value can be established by simply pressing the [SET] button once each when a workpiece is present. and when it is absent. 1 3 Basic Operation 2 Press the [SET] button once when no workpiece is present. Press the [SET] button once Workpiece when a workpiece is present. Calibration is complete after the setting value flashes momentarily, and then stops (lights up).
3-3 Adjusting Sensitivity Maximum Sensitivity Calibration This sensitivity setting method is useful if the received light intensity is reduced by dust or dirt. The setting value is calibrated to be slightly than the light intensity received when it is determined. 3 1 Workpiece Basic Operation When a workpiece is absent for the reflective model, or when a workpiece is present for the thrubeam model/ retro-reflective model, press and hold the [SET] button for 3 seconds or more.
3-3 Adjusting Sensitivity Full Auto Calibration This method automatically sets sensitivity using a moving workpiece. Sensitivity can be easily set by passing a workpiece without shutting down operating equipment. 1 While the workpiece passes through, press and hold the [SET] button until "SEt" flashes. 3 2 After the workpiece has completely passed through, release the [SET] button. Calibration is complete after the setting value flashes momentarily, and then stops (lights up).
3-3 Adjusting Sensitivity Positioning Calibration This method is used when you want to position a workpiece. 1 Press the [SET] button once when no workpiece is present. 2 Position a workpiece such that its edge aligns with the center of the projecting beam. Then, press and hold the [SET] button for 3 seconds or more. Release the button when "SEt" flashes. Press the button to adjust the setting value.
3-3 Adjusting Sensitivity Other Calibration Methods Percentage calibration A setting value is established with a percentage in respect to the current received light intensity. When a sensor amplifier equipped with an external input is used, percentage tuning can be performed from an external device, such as PLC, allowing highly accurate detection of transparent workpieces and small workpieces, etc. Refer to "Sensitivity Setting" (page 4-4) for details.
3-4 Setting the Current Received Light Intensity to 0 (Zero Shift) Zero Shift Function This function adjusts the current received light intensity display to "0". It is primarily used with reflective sensor heads. If the received light intensity cannot be set to "0" when a reflective model is installed, this function can be used to set the received light intensity to "0" with no workpiece present. This makes the difference in received light intensity easier to distinguish.
3-4 Setting the Current Received Light Intensity to 0 (Zero Shift) Point Reference The zero shift function cannot be used in combination with the preset function. To use the zero shift function, make sure that the preset function is disabled (the PST indicator is not lit). Zero shift of the expansion unit can be set from the main unit.
3-5 Light emission/Received light intensity adjustment (Saturation Canceling) When a fiber unit having strong power (longer detection range) is used at a close range, the received light intensity may remain unchanged from the maximum value in the display-enabled range (saturated) regardless of whether a workpiece is present or not.
3-6 Loading the Recommended Settings (Recipe Function) The FS-N10 Series has the recommended settings (recipe) programmed in advance according to the fiber unit and applications. Selecting Recipe Point Press and hold the [SET] and [PRESET] buttons simultaneously for 3 seconds or more. The "rSt" display flashes. 2 Press the button to display "LoAd", and press the [MODE] button. 3 Press the button to select a desired recipe, and press the [MODE] button.
3-6 Loading the Recommended Settings (Recipe Function) List of Recipes and Recommended Fiber Units Recipe 3 Recommended units Basic Operation Fall detection (r-1 FALL) Thrubeam model Percentage calibration (r-2 SEtP) Thrubeam model Retro-reflective model Reflective background cancellation (r-3 0SEt) Reflective model Full light intensity (r-4 MEGA) Reflective model Area detection* (r-5 ArEA) Area model (FU-E11/E40) 0-DATUM* (r-6 0dtM) Retro-reflective model Description To detect a falling w
3-7 Initialization Initialization of Settings (Reset to Initial Values) The sensor amplifier can be reset to the factory default settings. 1 Press and hold the [SET] and [PRESET] buttons simultaneously for 3 seconds or more. The "rSt" display flashes. Press the [MODE] button. 3 Press the "init". 4 Press the [MODE] button. Basic Operation 2 3 button to display After the settings are initialized, the screen displays "oK", which is then replaced with the current received light intensity.
3-8 Locking in MEGA Mode MEGA Mode Lock (1-Output Type Only) This function is available for the 1-output type models (FS-N11 / N12) only. The sensor amplifier can be locked in MEGA mode, such that it always operates in MEGA mode regardless of the power mode selected in the basic setup. "Power Modes" (page 4-4) 3 1 Slide the power select switch to the "M" side.
3-9 Disabling the Key Operation Key Lock The key lock function disables all key operation to prevent unauthorized use. Activating key lock 1 Press and hold the [MODE] button and (or ) simultaneously for 3 seconds or more. 3 Basic Operation The screen displays "Loc", disabling key operation and displaying the current received light intensity. Deactivating key lock 1 Press and hold the [MODE] button and (or ) simultaneously for 3 seconds or more. The screen displays "unL", enabling key operation.
3-9 Disabling the Key Operation Key Lock with PIN Number A PIN number can be set when activating key lock. Only users knowing the PIN number can operate the unit. Activating key lock with a PIN number 3 1 Press (or ) 10 times while holding down the [MODE] button. Basic Operation The screen displays "Loc 0". 2 Press the button to set a desired number (up to 4 digits). 3 Press the [MODE] button. The screen displays "Loc", disabling key operation and displaying the current received light intensity.
Settings for Advanced Functions This chapter describes settings for advanced functions of the FS-N10 Series. 4-1 4-2 4-3 4-4 4-5 4-6 4-7 4 List of Settings.................................................... 4-2 Basic Settings..................................................... 4-4 Detection Settings (Func)................................... 4-7 Display Settings (diSP)..................................... 4-23 System Settings (SYS)..................................... 4-30 2-output Settings ( ) ........
4-1 List of Settings Basic Settings…(page 4-4) Display Settings (diSP)…(page 4-23) MODE Press and hold Fine 1234 TurB SuPR ULTR MEGA hSP MODE for 3 seconds or more 1234 1234 1234 1234 1234 4 Settings for Advanced Functions END StG- FuNc StG- DiSP StG- SYS …(page 4-23) …(page 4-4) Sub-display off …(page 4-23) …(page 4-4) Extension display …(page 4-24) Bar display …(page 4-24) Excess gain (%) display …(page 4-25) Light intensity hold display *9 …(page 4-25) …(page 4-4) SUPER mode
4-1 List of Settings )*12…(page 4-35) 2-output Settings ( Light intensity detection mode …(page 4-38) Limit setting output mode *13 …(page 4-36) Warning output mode …(page 4-37) Timer OFF …(page 4-38) Off-delay timer *2 …(page 4-38) On-delay timer *2 …(page 4-38) One-shot timer *2 …(page 4-38) Settings complete Return to normal display *1 *2 You can press the Press the MODE MODE 4 button to set between the range of -99P and 99P. button to set between the range of 1 and 9999 (ms).
4-2 Basic Settings Power Modes Refer to page 4-2 "Basic Settings" for setting methods. The detection stability will increase when the response time is delayed. You can select from the following 6 power modes. The response time slows down in the order of hSP, FinE, turb, Supr, ULtr, MEGA.
4-2 Basic Settings Percentage calibration Setup value can be configured at the ratio to the current received light intensity. Setting example When the percentage calibration target value is set to "-10%".
4-2 Basic Settings Zero shift calibration This sensitivity setting performs the zero shift function and basic calibration (two-point calibration / maximum sensitivity calibration / full auto calibration) simultaneously. The lower of the received light intensity values specified at the time of sensitivity setting will automatically be set to "0". Reference The light intensity received with a workpiece present will be applied with the same amount of correction as for that received with no workpiece.
4-3 Detection Settings (Func) Output Timer Refer to page 4-2 "Detection Settings (Func)" for setting methods. There are 3 types of timers available. Display Function Timing chart* Without workpiece With workpiece Without workpiece toFF on-d Shot ON Control output OFF Off-delay timer Without workpiece With workpiece Without workpiece Turns off the output at a specified time after the detection signal Control output ON OFF goes off.
4-3 Detection Settings (Func) Detection Mode Refer to page 4-2 "Detection Settings (Func)" for setting methods. The table below lists the detection modes that can be selected.
4-3 Detection Settings (Func) DATUM1 mode Refer to page 4-2 "Detection Settings (Func)" for setting methods. In DATUM1 mode, the light intensity received Received light intensity without a workpiece is always corrected to "100.0". The setting value is also corrected "100.0" according to the correction amount, so that the ratio of setting value and received light intensity Fixed proportion is kept constant, with the result of stable detection. The display of the setting value does "5.
4-3 Detection Settings (Func) Point • When the received light intensity stays lower than a given warning level, the received light intensity correction stops and the DTM indicator flashes. "Changing the warning output level" (page 4-13) • The light intensity correction stops if the raw received light intensity drops below 50 (200 when the light intensity expansion setting is set to FuLL).
4-3 Detection Settings (Func) DATUM2 mode Refer to page 4-2 "Detection Settings (Func)" for setting methods. In DATUM2 mode, the light intensity received Received light intensity without a workpiece is always corrected to ".0". The setting value is also corrected according to the correction amount, so that the ratio of setting value and received light Fixed proportion intensity is kept constant, with the result of stable detection. The display of the setting value does not change. ".0" "5.
4-3 Detection Settings (Func) Point • When the received light intensity stays higher than a given warning level, the received light intensity correction stops and the DTM indicator flashes. "Changing the warning output level" (page 4-13) • The light intensity correction stops if the raw received light intensity drops below 50 (200 when the light intensity expansion setting is set to Full).
4-3 Detection Settings (Func) Changing the warning output level Refer to page 4-2 "Detection Settings (Func)" for setting methods. Control output OFF A level for outputting a warning can be set in the range of 0P (0%) to 100P (100%). (Default: 50P (50%)). • 100P (100%) • 50P (50%) • 0P (0%) Reference : The unit does not go into alarm mode if the received light intensity varies.
4-3 Detection Settings (Func) Area detection mode Refer to page 4-2 "Detection Settings (Func)" for setting methods. In this mode, the output signal is delivered (in N.O. condition) if the received light intensity is in the area defined by Hi (upper limit) and Lo (lower limit). Hi (Upper limit setting value) Lo (Lower limit setting value) 4 0 Settings for Advanced Functions Control output ON in N.O. condition OFF Control output ON in N.C.
4-3 Detection Settings (Func) Methods for setting upper and lower limits The upper and lower limits can be set using one of the 2 methods: ● Setting sensitivity using the percentage calibration mode See "Percentage calibration" (page 4-5). ●Sensitivity setting using other calibration modes Sensitivity is set separately for Hi and Lo. 1 Press to display "Hi" or "Lo". The "Hi" or "Lo" value, and the current setting values are displayed alternately.
4-3 Detection Settings (Func) Edge detection mode Refer to page 4-2 "Detection Settings (Func)" for setting methods. In the edge detection mode, the sensor amplifier detects changes of received light intensity over a fixed period. This mode is used to turn on the output only when a workpiece is moving into or out of the detection range of the fiber unit. • Turning the output ON when the received light intensity attenuates.
4-3 Detection Settings (Func) External Input Refer to page 4-2 "Detection Settings (Func)" for setting methods. On sensor amplifiers with an external input option (FS-N11C /N12C /N11EN / N12EN /N13 /N14 ), the external input line can be controlled to utilize the following functions: Display oFF SEt PrSt*1 rSt "Preset Function" (page 3-6) Zero shift input Executes a zero shift at the rising edge of the external input.
4-3 Detection Settings (Func) Pause function Refer to page 4-2 "Detection Settings (Func)" for setting methods. During signal input, the output can be locked in a desired state regardless of received light input. There are 3 selections of output status that can be locked with the pause function.
4-3 Detection Settings (Func) Sleep function Refer to page 4-2 "Detection Settings (Func)" for setting methods. This function holds the sensor amplifier in the power save state (sleep mode) during input of the external signal. Once the sleep mode is entered, the following events occur. • The display of received light intensity and setting value goes out. • Light transmission stops. • The output is turned off (for both L-on and D-on) • A single segment on the digital display pulses across the display.
4-3 Detection Settings (Func) Adjusting Light Emission/Received Light Intensity (Attenuation) Refer to page 4-2 "Detection Settings (Func)" for setting methods. When a fiber unit having strong power (longer detection range) is used at a close range, the received light intensity may remain unchanged from the maximum value in the display-enabled range (saturated) regardless of whether a workpiece is present or not.
4-3 Detection Settings (Func) Analog output scaling (FS-N11MN only) Refer to page 4-2 "Detection Settings (Func)" for setting methods. The FS-N11MN is equipped with the analog voltage output function. In the initial setting, voltage is output within the range of 1-5 V to the displayed received light intensity of 0 to 4000.
4-3 Detection Settings (Func) Analog scaling mode (FS-N11MN only) The analog output can be automatically scaled so that the 5 V is output in respect to the received light intensity "100.0". This function is used simultaneously with the various preset function. This function is useful when frequently using the preset function as the analog output can be constantly sequenced with the ".0 to 100.0" display, etc. * Not available for the FS-N10 Series shipped before March 10, 2011.
4-4 Display Settings (diSP) Display Reverse Refer to page 4-2 "Display Settings (diSP)" for setting methods. The current value and setting value displays can be inverted. Display Function oFF(OFF) on(ON) Normal display (Default) Reversed display Normal display Inverted display Sub Display 4 Refer to page 4-2 "Display Settings (diSP)" for setting methods.
4-4 Display Settings (diSP) Displaying a sub display After selecting the desired sub-screen display, press the [MODE] button twice in the normal display state (setting value / received light intensity). Press the [MODE] button once again to return to the normal display.
4-4 Display Settings (diSP) Excess gain (%) display Refer to page 4-2 "Display Settings (diSP)" for setting methods. Received light intensity is displayed as an excess Display example If the setting value is 1000 gain* relative to the setting value. On the screen, and the received light the received light intensity is displayed as a bar intensity is 2000 (200%): graph and a percentage number.
4-4 Display Settings (diSP) Timing chart for standard setting (Std) [Peak value] • Samples while the current received light intensity > setting value ((1), (3), etc.). • If the current received light intensity is lower than the setting value, the previous peak value is updated. Peak value Received light intensity Setting value Bottom value Received light intensity (1) (3) [Bottom value] • Samples while the current received light intensity < setting value ((2), (4), etc.).
4-4 Display Settings (diSP) Excess gain hold (%) display Refer to page 4-2 "Display Settings (diSP)" for setting methods. This function is the same as the "received-light intensity hold display", except that the value being held is displayed as excess gain instead of received light intensity. "Light intensity hold display" (page 4-25) L-on / D-on display 4 Refer to page 4-2 "Display Settings (diSP)" for setting methods.
4-4 Display Settings (diSP) Preset Saturation Function Refer to page 4-2 "Display Settings (diSP)" for setting methods. 4 The saturation level can be set in the range of 100P (100%) to 200P (200%) when the preset saturation function is ON. For example, if this function is set to 150P, the received light intensity will be corrected to "150.0" when the preset function is enabled, and the digital display will display "100.0".
4-4 Display Settings (diSP) Operating principles of the preset function (Current received light intensity is 3300 in this example.) Preset input is used to register the light intensity as "100.0". The actual received light intensity (3300) is set to "110%" and all actual received light intensities exceeding "100%" are displayed as "100.0". When light intensity falls below "100%", a value lower than "100.0" is displayed. (The percentage value "110%" (i.e.
4-5 System Settings (SYS) APC function The APC (Auto Power Control) function automatically adjusts the light emission at a constant level. This function reduces variation in the received light intensity due to changes in ambient temperature. Point 4 • The APC function monitors and adjusts the LED light emission. Therefore, variation in the received light intensity due to contamination or characteristic changes of fiber unit cannot be reduced.
4-5 System Settings (SYS) Power Save Refer to page 4-2 "System Settings (SYS)" for setting methods. Power consumption can be reduced by turning off the digital display and output indicators. Function oFF (OFF) Disables the power save function. (Default) Enables the power save function. (A single segment pulses across the digital display.) Reduces power consumption. (The power save function is ON, and response time is 4 times longer.) Eco ALL (The digital display and output indicators are all off).
4-5 System Settings (SYS) Display Gain Refer to page 4-2 "System Settings (SYS)" for setting methods. Received light intensity can be increased 4 times without sacrificing response time. Display Function Std (Standard) FuLL (Full) 4 Normal light intensity display (Default) Full light intensity display (Hysteresis increases 4 times) Settings for Advanced Functions The maximum received light intensity value which can be displayed differs according to the power mode setting and display screen.
4-5 System Settings (SYS) Interference Prevention Refer to page 4-2 "System Settings (SYS)" for setting methods. Malfunction may result from "interference", a phenomenon in which light transmission occurs simultaneously with any other sensor amplifier. However, when the number of sensor amplifiers increases, the light transmission timing automatically shifts and prevents this interference.
4-5 System Settings (SYS) Common Key-Operations Function Refer to page 4-2 "System Settings (SYS)" for setting methods. Some operations on the main unit are applied equally and simultaneously to all expansion units connected to it. Display oFF (OFF) on (ON) 4 Function Disables common key operations. (Default) Enables common key operations.
4-6 2-output Settings ( ) * This function is only available for the 2-output type models (FS-N13 / N14). Detection Mode for Output2 Refer to page 4-3 "2-output Settings ( )" for setting methods. Function Std (Standard) *1 LiMt (Limit) *2 Received-light intensity judgment mode (usual mode) (Default) Limit setting output mode (Output 2 turns on if received light intensity for output 1 decreases).
4-6 2-output Settings ( ) Limit setting output mode Refer to page 4-3 "2-output Settings ( )" for setting methods. Setting output 2 to "LiMt" (limit setting output mode) enables detection of reductions in received light intensity for output 1. Specifically, if the cumulative minimum of peak value for output 1 falls below the limit setting value, it is recognized as a reduction in received light intensity and therefore output 2 is turned on.
4-6 2-output Settings ( ) Warning output mode Refer to page 4-3 "2-output Settings ( )" for setting methods. If output 2 is set to "ALrt" (warning output mode), output 2 turns on (or off if the output condition is set to N.C.) when either of the following errors occur: • Correction error in DATUM1 or DATUM 2 mode • END-APC error Reference For error recovery procedures, see "Troubleshooting" (page 6-2).
4-6 2-output Settings ( ) Output Timer for Output2 Refer to page 4-3 "2-output Settings ( )" for setting methods. There are 3 types of timers available. Display Function Timing chart* Without workpiece With workpiece Without workpiece toFF Uses no output timer. (Default) oFFd Off-delay timer Without workpiece With workpiece Without workpiece Turns off the output at a specified time after the detection signal Control output ON OFF goes off.
4-7 Settings Save/Recall Custom Save (Settings Save) The current setting value and advanced function settings can be saved in the sensor amplifier. "Settings for Advanced Functions" (page 4-1) Point 1 Executing a custom save will override the previously saved settings with the current settings. Press and hold the [SET] and [PRESET] buttons simultaneously for 3 seconds or more. 4 Settings for Advanced Functions The "rSt" display flashes.
4-7 Settings Save/Recall User Reset (Settings Recall) The settings saved with the custom save function can be recalled. 4 Point Executing a user reset will override all of the previous settings with the settings that were saved using the custom save function. Reference The factory settings will be recalled if a user reset is executed without previously executing a custom save. 1 Press and hold the [SET] and [PRESET] buttons simultaneously for 3 seconds or more.
Specifications This chapter provides the specifications, circuit diagrams and dimensions of the FS-N10 Series. 5-1 5-2 5-3 5 Specifications ..................................................... 5-2 Input/Output Circuit Diagram .............................. 5-6 Dimensions.........................................................
5-1 Specifications 1-Output Type Type Input/Output configuration 5 1-Output Type Cables Main unit/Expansion unit Models NPN PNP Number of Control output input/out- Monitor output put (1-5V) External input Light source LED Response time Output toggle Timer functions Input/Out- Control output put specifi- (NPN) cations Control output (PNP) External input Expansion units Specifications Protection circuit Number of interference prevention units Rating Supply voltage Power consumption (NPN output type)
5-1 Specifications 2-Output Type Type Input/Output configuration 2-Output Type Cable Main unit/Expansion Units Models NPN PNP Number of Control output input/out- Monitor output put (1-5V) External input Light source LED Response time Output toggle Timer functions Input/Out- Control output put specifi- (NPN) cations Control output (PNP) Expansion units - - M8 connector *1 Main unit Expansion unit FS-N13CP FS-N14CP 2-output 2-output - - Supply voltage Power consumption (NPN output type) Power consum
5-1 Specifications Monitor Output Type Monitor output type Cable Main unit FS-N11MN 1-output Type Input/Output configuration Main unit/Expansion unit Models NPN PNP Number of Control output input/out- Monitor output put (1-5V) External input 1-output Light source LED Response time Output toggle Timer functions Output specifications 5 Control output (NPN) Monitor output Expansion units Specifications Protection circuit Number of interference prevention units Rating Supply voltage Power consumptio
5-1 Specifications Zero Line Type Zero line type None (for communications only) Expansion unit Type Input/Output configuration Main unit/Expansion unit Models FS-N10 Number of Control output input/outMonitor output put (1-5V) External input - *1 - Light source LED Response time Output toggle Timer functions Expansion units Number of interference prevention units Rating Supply voltage Power consumption Shock resistance Case material Case dimensions Mass Normal: 900 mW or less (36 mA or less at 24 VD
5-2 Input/Output Circuit Diagram 1-Output Type Load Black (Control output) 0V Blue*1 FS-N11CN/N12CN/N11EN/N12EN 0V Blue* (3)*1 (4) (Control output) (2) 0V (3)*1 *1 FS-N11CN/N11EN only *1 FS-N11CP only 2 4 1 e-CON connector Pin layout 3 1 2 3 4 2-Output Type Blue*1 5-6 Short-circuit current PLC, etc. 1 mA or less 0V 12 to 24VDC Brown*1 PLC, etc.
5-2 Input/Output Circuit Diagram Overcurrent protection circuit (Control output 2) Load 12 to 24 VDC Overcurrent protection circuit Sensor main circuit FS-N13CP/N14CP Load (Control output 1) 0V * FS-N13CP only 2 M8 connector Pin layout 4 1 3 5 Monitor output type Protection circuit Overcurrent protection circuit Sensor main circuit Brown Orange Specifications FS-N11MN 12 to 24 VDC Monitor output (1 to 5V)*1 Load Black (Control output) Blue 0V *1 Device with input impedance 10 kΩ
5-3 Dimensions FS-N11 □ /N12□ /N13□ /N14□/N11MN/N10 3.9 9.8 Max. 170° (13) 30.3 (35.3) 4 3.4 6.7 When cover is opened: 100 max. Cable length: 2m 5 20.7 35.4 Min. 8 Specifications 71.8 22.9 6.5 3.8 25.7 25.4 30.3 (38.5) (17.3) When amplifier mounting bracket (OP-73880) is used 2 3.4 Counterbore: 6.4 Depth:2.7 9.8 Bottom surface of amplifier mounting bracket 2 4.4 3.4 Counterbore: 7.2 Depth:3.2 15 31 * 1 FS-N11N(P)/N13N(P)/N11MN is not provided with an expansion connector.
5-3 Dimensions 8.6 9.8 Max. 170° (15.5) 30.3 (35.3) 4 3.4 6.7 When cover is opened: 100 max. FS-N11C □ /N12C □ /N13CP/N14CP 20.7 35.4 5 M8 connector 9.5 71.8 Specifications 22.9 6.5 3.8 25.7 25.4 (38.5) (18.8) 30.3 When amplifier mounting bracket (OP-73880) is used 2 3.4 Counterbore: 6.4 Depth:2.7 Bottom surface of amplifier mounting bracket 2 4.4 3.4 9.8 Counterbore: 7.2 Depth:3.2 15 31 * 1 FS-N11CN(P)/N13CP/ is not provided with an expansion connector.
5-3 Dimensions 9.8 30.3 4 (35.3) 20.7 35.4 12.7 76.5 (10.3) 5 Max 125° 3.4 6.7 When cover is opened: 100 max. FS-N11EN/12EN Specifications e-CON connector 30.3 25.7 6.5 3.8 22.9 2 3.4 Counterbore: 6.4 Depth:2.7 25.4 9.8 Bottom surface of amplifier mounting bracket 2 4.4 3.4 Counterbore: 7.2 Depth:3.2 15 31 * 1 FS-N11EN is not provided with an expansion connector. 5-10 - Digital Fiber Sensor FS-N10 Series User's Manual - 38.
5-3 Dimensions 6 End unit (OP-26751) 20.8 (22.6) When mounted on DIN rail 9.2 35.4 53.
5-3 Dimensions MEMO 5 Specifications 5-12 - Digital Fiber Sensor FS-N10 Series User's Manual -
Appendix This chapter provides troubleshooting instructions and initial settings (default values). 6-1 6-2 6-3 6-4 6-5 6 Troubleshooting .................................................. 6-2 Factory Default Setting (Default Value) List........ 6-6 List of Recipe Function Settings......................... 6-7 Restrictions on Each Detection Mode ................ 6-9 Index.................................................................
6-1 Troubleshooting Frequently Asked Questions Category Trouble Cause Action • Review the installation environment. • The received light intensity can be stably displayed at 100.0 by using the preset function. The received light intensity is inconsistent. How can it be stabilized? It may be affected by vibration, thermal characteristics caused by thermal changes, or the state of the workpiece surface, etc. The received light intensity is too low.
6-1 Troubleshooting Category Trouble Cause The raw received light intensity is 50 or less. * (200 when using the received light intensity expansion setting.) A value less than "100.0" is displayed even when the [PRESET] button is pressed. Action • Press and hold the [MODE] button and check the raw received light intensity level. Try adjusting the beam axis, removing contamination, or reviewing the installation environment. Take actions to raise the original received light intensity.
6-1 Troubleshooting Category Trouble Cause Action • Initialize the setting. Others Initializing all settings - Cannot remember the key lock PIN number. - A setting error occurred when connecting to the communication series NU Series. "Initialization of Settings (Reset to Initial Values)" (page 3-21) • Contact your nearest KEYENCE office. • Initialize the setting. The setting is incorrect.
6-1 Troubleshooting Error Displays and Corrective Actions Error display Cause ErC Overcurrent in the control output. ErE Failed to write/load the internal data. Attenuation of LED light emission End apC exceeds the APC correction limit. Loc Key lock function is valid, or if the power mode was changed in the MEGA mode fixed state. Solution • Check the load and return the current within the rated range. • Check that the output wire is not contacting any other wire or frame.
6-2 Factory Default Setting (Default Value) List The default settings are as follows.
6-3 List of Recipe Function Settings Reference Refer to "Selecting Recipe" (page 3-19) for details on selecting recipes. The following details are set using the recipe function.
6-3 List of Recipe Function Settings *1 *2 If the recipe r-3/r-4 is loaded with the zero-line type (FS-N10), the preset functions will be disabled. When using the preset function, read the application settings other than r-3/r-4. When the recipes are recalled, all setting items other than those described here are set to the default values. "Initialization of Settings (Reset to Initial Values)" (page 3-21) Not available for the FS-N10 Series shipped before March 10, 2011.
6-4 Restrictions on Each Detection Mode Restrictions for Sensitivity Settings in Each Detection Mode The sensitivity setting is limited according to the selected detection mode. Refer to the chart below for details. Reading the table (Example) When detection mode is set to dtM1 (DATUM1 mode) When the sensitivity setting is set to Std, two-point calibration, maximum sensitivity calibration and full auto calibration are enabled.
6-5 Index This index provides a list of terms used in this document in alphabetical order. Numerics I 2-output Settings................................. 4-35 Detection Mode for Output2 ....... 4-35 Output Timer for Output2 ........... 4-38 A Adjusting the Sensitivity........................ 3-5 B Basic Settings ....................................... 4-4 Power Modes ............................... 4-4 Sensitivity Setting.........................
6-5 Index R Restrictions on Each Detection Mode...6-9 Restrictions for Sensitivity Settings in Each Detection Mode ...................6-9 S Setting the Current Received Light Intensity to 0 (Zero Shift) ...................................3-16 Operating Principle of the Zero Shift Function......................................3-16 Zero Shift Function .....................3-16 Setting the Current Received Light Intensity to 100.0/.0 (Preset) Full Auto Preset Function .............
6-5 Index Operation indicator (1-output/Zero line type) Operation indicator (2-output type) PST DTM indicator indicator [MODE] button [PRESET] button 1 [SET] button Manual button 2 Power select switch (1-output type)) Channel select switch (2-output type) Purpose Swiching the output Appendix Quick Reference 6 Adjusting the sensitivity and integrating the display to "100.0" and ".
6-5 Index Description Operation procedures Reference page 15 Load the recommended settings. (Recipe function) 1. Press and hold the [SET] button and [PRESET] button. 2. Display the LoAd screen with the ( ) button, and press the [MODE] button. 3. Select the recipe such as r-1 FALL with the ( ) button. 4. Press the [MODE] button to execute. 3-19 Initializing the settings 16 Initializing (Restore to factory default settings) 1. Press and hold the [SET] button and [PRESET] button. 2.
6-5 Index Basic Settings…(page 4-4) Display Settings (diSP)…(page 4-23) MODE Press and hold Fine 1234 TurB SuPR ULTR MEGA hSP MODE for 3 seconds or more 1234 1234 1234 1234 1234 …(page 4-23) SUPER mode …(page 4-4) Sub-display off …(page 4-23) ULTRA mode …(page 4-4) Extension display …(page 4-24) Bar display …(page 4-24) Excess gain (%) display …(page 4-25) Light intensity hold display *9 …(page 4-25) …(page 4-4) …(page 4-4) …(page 4-4) HIGH SPEED mode SET Std SET SEtP SET OSEt
6-5 Index 2-output Settings ( )*12…(page 4-35) Light intensity detection mode …(page 4-38) Limit setting output mode *13 …(page 4-36) Warning output mode …(page 4-37) Timer OFF …(page 4-38) Off-delay timer *2 …(page 4-38) On-delay timer *2 …(page 4-38) One-shot timer *2 …(page 4-38) Settings complete Return to normal display *1 You can press the MODE MODE button to set between the range of -99P and 99P. button to set between the range of 1 and 9999 (ms).
Revision History Date of printing Edition September, 2009 First edition October, 2009 Second edition November, 2009 Third edition March, 2011 Revised first edition July, 2011 Revised second edition January, 2012 Revised third edition Description Correction of typographical errors Changed to A5 horizontal type Addition of functions
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