Scope 440 Plus! Instruction Manual
TABLE OF CONTENTS page A. INTRODUCTION 1. 2. 3. B. C. SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . .5 TECHNICAL DATA 1. 2. D. Congratulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Product Description . . . . . . . . . . . . . . . . . . . . . . . . . . . .3 Declaration of Conformity . . . . . . . . . . . . . . . . . . . . . . .4 Features and Benefits . . . . . . . . . . . . . . . . . . . . . . . . . .7 Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . .
A. INTRODUCTION 1. Congratulations!! Thank you for purchasing TPI brand products. The product you have just purchased in an innovative new concept in Digital Oscilloscope/Multimeter design – The Scope Plus. This hand-held meter is easy to use and is built to last. It is backed by a three (3) year limited warranty. 2. Product Description The TPI 440 is a hand-held oscilloscope plus autoranging DMM. The instruments large, backlit LCD display shows a reading and waveform simultaneously.
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B. SAFETY CONSIDERATIONS ! WARNING: Please follow manufacturers test procedures whenever possible. Do not attempt to measure unknown voltages or components until a complete understanding of the circuit is obtained. GENERAL GUIDELINES ALWAYS • Test 440 before using to ensure proper operation. • Inspect the test leads before using to make sure there are no breaks or shorts. • Double check all connections before testing. • Have someone check on you periodically if working alone.
INTERNATIONAL SYMBOLS DANGEROUS VOLTAGE AC (ALTERNATING CURRENT) DC (DIRECT CURRENT) ! REFER TO INSTRUCTION MANUAL GROUND FUSE DOUBLE INSULATION EITHER DC OR AC 86
C. TECHNICAL DATA 1. Features and Benefits Approvals Meets CE and IEC 1010 requirements. True RMS Needed to accurately measure non-sinusoidal AC voltage and current waveforms found on many controls and circuits. Auto Set 440 automatically sets-up the scope depending on the magnitude of the signal being measured. Real Time Update Tracks events as they happen. Glitch Capture Finds spikes in signals. Relative Mode LCD displays the difference between the measured value and a stored value.
2. Specifications IEC 1010 Over Voltage: CAT II - 1000V CAT III - 600V Pollution Degree 2 OSCILLOSCOPE FUNCTIONS Horizontal Sample Rate 20 Megasamples/second Record Length 256 in all modes(pixel). Samples/Division 20 Update rate Real time. Modes Single shot Accuracy ±0.01% Sweep Rate 1µS to 1S in 1,2,5 sequence Vertical Bandwidth 1 MHz Resolution 8 Bits Channels Single Coupling AC, DC Input Impedance 1.11 M Ohm Accuracy ±3% Max.
OSCILLOSCOPE FUNCTIONS (cont.) Triggering Type Internal Coupling AC, DC, Glitch Capture Slope + or - edge Internal Trigger Sensitivity 2/20 Division Other Glitch Capture Over 0.05 Horizontal division, 0.25 Vertical division spike. Minimum time 1µS.
DIGITAL MULTIMETER FUNCTIONS a. DCV Range Resolution Accuracy Impedance 400mV 4V 40V 400V 1000V 0.1mV 0.001V 0.01V 0.1V 1V ±0.3% of reading, ±2 digits more then 100MΩ 10MΩ b1. ACV (20Hz to 50Hz) Range Resolution 300mV 3V 30V 300V 750V 0.1mV 0.001V 0.01V 0.1V 1V Accuracy Impedance ±1.5% of reading, ±10 digits 1.11MΩ *NOTICE: Digit fluctuates at AC 20Hz~ 40Hz range. in 1~2 minutes after input. b2. ACV (50Hz to 1kHz, 1kHz to 10kHz) Range Resolution 300mV 3V 30V 300V 750V 0.1mV 0.001V 0.
c. DCA Range Resolution Accuracy Overload Protection 400µA 4000µA 40mA 400mA 4A 10A 0.1µA 1µA 0.01mA 0.1mA 0.001A 0.01A ±0.5% of reading, ±5 digits Fuse*(fast blow) F600V, 0.5A, 31CM ±0.75% of reading, ±5 digits F600V, 10A, 31CM d. ACA Range Resolution 20-50Hz 50Hz-3kHz 3-10kHz 10-30kHz 300µA 3000µA 30mA 300mA 3A 10A 0.1µA 1µA 0.01mA 0.1mA 0.001A 0.01A ±1.0% rdg, ±0.75% rdg, ±2.0% rdg, ±2.0% rdg, ±10 digits ±10 digits ±20 digits ±40 digits N/A N/A e.
i. Capacitance Range Resolution Accuracy Over Load Protection 400.0nF 4.0µF 40.0µF 400.0µF 100pF 0.001µF 0.01µF 0.1µF ±3% of reading, ±5 digits 600 V DC or Peak AC Accuracy Over Load Protection ±0.05% of reading, ±1 digit Peak AC j. Frequency Range Resolution 100.00Hz 1.0000kHz 10.000kHz 100.00kHz 1.0000MHz 2.0000MHz 0.01Hz 0.1Hz 1Hz 10Hz 100Hz 100Hz 600 V DC or **Sensitivity(square wave) 1Hz below N/A 2Hz to 1kHz 1V 1kHz to 2MHz 1.5V General Specifications Max. Volt.
D. MEASUREMENT TECHNIQUES 1. Controls and Functions: Push Buttons F1-F5 Selects additional functions displayed across the bottom of the LCD. D Mode Selects digital scope mode with functions displayed across the bottom of the LCD. Hold A Freezes the analog reading on the LCD. RGE Push once to select manual ranging, push again to return to functions. PROG Push once to select REC, REL% and COMPARE functions. Once selected, use the EDIT button to set parameters. T.
1. Controls and Functions: (cont.) Selects the Capacitance function. COMP Selects the Component Test function. OFF Turns the instrument off. Input Jacks A Red test lead connection for current measurements on the A function (AC and DC amps). µmA Red test lead connection for current measurement on the µA and mA functions (AC and DC micro and milliamps). COM Black test lead connection for all functions. VΩ Red test lead connection for Volts, Ohms, Capacitance, Logic and Component Test functions.
a. Measuring DC Volts (V) CAUTION! Do not attempt to make a voltage measurement if a test lead is plugged in the A or µmA input jack. Instrument damage and/or personal injury may result. ! WARNING! Do not attempt to make a voltage measurement of more than 1000V or of a voltage level that is unknown. Instrument set-up: FUNCTION BLACK TEST LEAD RED TEST LEAD MINIMUM READING MAXIMUM READING V COM VΩ 0.1mV 1000V Measurement Procedure: 1. 2. 3. 4. 5. 6. 7. Disconnect power to circuit to be measured.
b. Measuring AC Volts CAUTION! Do not attempt to make a voltage measurement if a test lead is plugged in the A or µmA input jack. Instrument damage and/or personal injury may result. ! WARNING! Do not attempt to make a voltage measurement of more than 1000V or of a voltage level that is unknown. Instrument set-up: FUNCTION BLACK TEST LEAD RED TEST LEAD MINIMUM READING MAXIMUM READING V COM VΩ 0.1mV 750V Measurement Procedure: 1. 2. 3. 4. 5. 6. 7. Disconnect power to circuit to be measured.
c. Measuring DC Amps CAUTION! Do not attempt to make a current measurement with the test leads connected in parallel with circuit to be tested. Test leads must be connected in series with the circuit. ! WARNING! Do not attempt to make a current measurement of circuits with more than 600V present. Instrument damage and /or personal injury may result. Instrument set-up: FUNCTION BLACK RED TEST LEAD TEST LEAD MINIMUM READING MAXIMUM READING µA COM mA 0.
d. Measuring AC Amps CAUTION! Do not attempt to make a current measurement with the test leads connected in parallel with circuit to be tested. Test leads must be connected in series with the circuit. ! WARNING! Do not attempt to make a current measurement of circuits with more than 600V present. Instrument damage and /or personal injury may result. Instrument set-up: FUNCTION BLACK TEST LEAD RED TEST LEAD MINIMUM READING MAXIMUM READING µA COM mA 0.
e. Measuring Resistance ! WARNING! Do not attempt to make resistance measurements with circuit energized. For best results, remove resistor completely from circuit before attempting to measure it. NOTE: To make accurate low ohm measurements, short the ends of the test leads together and record the resistance reading. Deduct this value from actual readings. Instrument set-up: FUNCTION BLACK RED TEST LEAD TEST LEAD MINIMUM READING MAXIMUM READING Ω COM 0.1Ω 30.00MΩ VΩ Measurement Procedure: 1. 2.
f. Measuring Diodes CAUTION! Do not attempt to make diode measurements with circuit energized. The only way to accurately test a diode is to remove it completely from the circuit before attempting to measure it. Instrument set-up: FUNCTION BLACK TEST LEAD RED TEST LEAD MINIMUM READING MAXIMUM READING COM VΩ 0.001V 2.000V Measurement Procedure: 1. 2. 3. 4. 5. 6. 7. 8. Disconnect power to circuit to be measured. Plug black test lead into the COM input jack. Plug red test lead into VΩ input jack.
g. Continuity Buzzer ! WARNING! Do not attempt to make continuity measurements with circuit energized. Instrument set-up: FUNCTION BLACK TEST LEAD RED TEST LEAD Ω COM VΩ Measurement Procedure: 1. 2. 3. 4. 5. 6. 7. 21 23 Disconnect power to circuit to be measured. Plug black test lead into the COM input jack. Plug the red test lead into the VΩ input jack. Set the rotary switch to the Ω function. Press the F2 button to activate the continuity buzzer. Connect test leads to circuit to be measured.
h. Measuring Capacitance ! WARNING! All capacitance measurements are to be made on de-energized circuits with all capacitors discharged only. Failure to de-energize and discharge capacitors before attempting to measure them could result in instrument damage and/or personal injury. Instrument set-up: FUNCTION BLACK TEST LEAD RED TEST LEAD MINIMUM READING MAXIMUM READING COM VΩ 0.1nF 400.0µF Measurement Procedure: 1. 2. 3. 4. 5. 6. 7. Disconnect power to circuit to be measured.
i. Measuring Frequency ! WARNING! Never attempt a frequency measurement with a voltage source greater than 600V. Determine the voltage of any unknown frequency source before connecting the instrument in frequency mode. Instrument set-up: FUNCTION BLACK TEST LEAD RED TEST LEAD MINIMUM READING MAXIMUM READING Hz COM VΩ 0.01Hz 2.0000MHz Measurement Procedure: 1. 2. 3. 4. 5. 6. Disconnect power to circuit to be measured. Plug black test lead into the COM input jack.
j. Component Test Use Component Test to measure the characteristics of a passive component (in or out of circuit, no power applied). The 440 provides an AC stimulus signal to the component and plots the voltage drop against the current measurement. The resulting pattern provides information about passive circuit condition. 2Hz 20Hz 200Hz F1 F2 F3 F4 F5 Diagrams are displayed on the LCD that can be used to roughly identify components being measured.
NOTE: DIODE FORWARD TRIG LEVER: +00 1mS/DIV SLOPE:+ ELEC/CAP. 0.33uF TRIG LEVER: +00 1mS/DIV SLOPE:+ METAL CAP. 0.22uF SLOPE:+ TANTAL CAP. 0.47uF 25 27 SLOPE:+ ELEC/CAP. 47uF 1mS/DIV SLOPE:+ MYLAR CAP.
k. Logic Test The logic state of IC’s can easily be determined with the 440. Use the function buttons to select TTL, 3V CMOS or 5V CMOS logic chips. The 440 will display high and low logic levels. TTL F1 3V CMOS F2 5V CMOS F3 F4 F5 This function is designed to check the HI/LOW logic states of IC’s and circuits by direction of the arrow on the LCD. For TTL circuits, the arrow will point downward at or below 2.9 volts and upward at or above 3.2 volts.
E. SPECIAL DMM FEATURES AND FUNCTIONS 1. REL:{Range- ACV,DCV, OHM, DC/AC(µA,mA,A)} REL stands for relative. When a reading is measured that is wanted as a standard, pushing the REL function will display the variance from the standard for all subsequent readings. This is useful for matching components in circuits. a) Obtain a stable reference reading on the 440. b) Push the REL (F1) button on the 440. c) The REL value will be displayed just above the function button menu on the lower portion of the LCD.
5. REL% REC REL% COMP EDIT EXIT Pushing this button activates the REL% function. EDIT PRESS EXIT A reference value is entered using the edit button and all subsequent readings are displayed as a percentage to the reference value. 6. COMP REC REL% COMP EDIT EXIT Pushing the COMP buttons enters the 440 into the Compare Mode. EXIT A reference value is entered using the edit button and all subsequent readings are displayed compared to the reference value. NOTE: The first line edited is the HI value.
F. D MODE FEATURES AND FUNCTIONS 1. TREND {Range-Cap., Freg., ACV,DCV, AC/DC(µA,mA,A)} The TREND mode allows you to measure a specific function for a predetermined length of time so you can look for trends in the circuit being monitored. The following functions are enabled when TREND mode is entered. RS232 F1 TIME SET F2 TREND TYPE F3 RESTART F4 F5 a) RS232 Enables the RS232 port on the top of the 440. Allows for interface between the 440 and a PC.
NOTE: The following is an example of setting up TREND mode for a 10 ACV signal: Push the D MODE button and then the TREND(F4) button. Set the sampling time by pushing the TIME SET(F2) button to the desired rate. Push EXIT to return to previous menu. Push the TREND TYPE(F3) button. select from the following: AVERAGE(F1)-Draws plot of the sampled data at the end of the sample time. RESTART starts the plotting process retaining the above settings. Display will show all data points in recording time.
2. SCOPE (PRESS D MODE) Pushing the SCOPE button (F3) enters the 440 in the oscilloscope mode. The following function is displayed: TIME BASE F1 a) 31 33 SINGL F2 F3 GLITC H CAP F4 FULL AUTO F5 TIME BASE Allows the user to adjust the time base for the displayed waveform. Push the F2 button to decrease the time and F3 to increase the time {sweep speed(1, 2, 5, 10, 20, 50uS, 0.1, 0.2, 0.5, 1, 2, 5, 10, 20, 50mS, 0.1, 0.2, 0.5, 1S)}. F5 exits the menu.
G. WAVEFORM MEMORY & SET-UP MEMORY WAVEFORM MEMORY: Set-up Memory: 8 Pages (locations) 8 Pages (locations) 1.
d) Press SETUP/MEM Key PAGE UP F1 F1: F2: F3: F4: e) EDIT SAVE LOAD EXIT F2 F3 F4 F5 Page Up, Down; Select Memory Location (0,1,2,3,4,5,6,7 Page) New Edit (Range, Contrast, D Mode, Baud Rate, etc.) Save the present setup status Load and setup from selected Memory EDIT Press NEXT NEXT: , : EXIT Menu selection Mode level and function selection. f) Adjusting REL% and COMP reference value is as follows 1. Enter the REL% key COMP mode by pushing PROG key 2.
Measure DC Drive Motor Current The 440 can measure the start-up, running and drop-out current of DC drive motors. Connect the 440 in series with motor and controller at the controller, and proceed by following instructions to measure DC amps.
H. NORMAL MODE 440 APPLICATIONS Note: Scope sets up automatically for all applications below. For best performance, leave 440 in default COMBO scope/DMM mode. 1. Industrial Motor Control a) b) c) d) e) f) Start-up inrush current Waveform symmetry Variable frequency drive signals Pulse width modulation Noise AC and DC speed control signals 2. Power Quality a) b) c) Noise on industrial feeds AC voltage waveshape Current waveforms 3.
H. NORMAL MODE 440 APPLICATIONS (cont.) 6. Video a) b) c) d) Horizontal and vertical scan rates Z axis blanking Sync pulses Luminance 7. Factory Automation a) b) c) d) e) f) Robot control signals Machine Vision Machine and control sensing circuits Calibration of positioning systems Analog controllers Servo controls 8. Line Conditioners a) Quality 9. Voltage Regulators a) b) Noise Stability 10.
Monitoring Power Quality The 440 can monitor power quality on branch circuits from the breaker box. This helps to identify existing or potential circuit instability. Connect the 440 at the breaker box and follow instructions to measure AC Voltage.
I. TREND MODE 440 APPLICATIONS The 440 trend mode is used to look at signals over a period of time to see if they changes or get interrupted. Set-up the 440 as follows: Set-up Procedure: 1. Set the rotary switch to the desired function depending on the device being measured (ACV, DCV, ACA, DCA,Cap,Freq). 2. Push the button to manually select the correct range by pushing the F1 or F2 buttons then push EXIT. 3. Press the D MODE button. 4. Press the TREND (F4) button. 5.
J. GLITCH CAPTURE 440 APPLICATIONS The 440 Glitch Capture feature can be used to look at the applications listed below. Set-up the 440 as follows: Set-up Procedure: 1. 2. 3. 4. 5. 6. 6. Set the rotary switch to the desired function depending on the device being measured (ACV, DCV, ACA, DCA). Push RGE button to manually select the correct range by pushing the F1 or F2 buttons then push EXIT. Press the D MODE button. Press the SCOPE (F3) button. Adjust the TIME BASE (F1) and TRIGGER LEVEL(F2).
K. ACCESSORIES* Standard Accessories Part No. Charger/Adapter Test Lead Set 7.2 V Battery Pack A401 A050 A004 Optional Accessories Part No. Deluxe Carrying Case Software and RS232 Cable Fuse, 0.
L. MAINTENANCE 1. Battery Replacement: The 440 battery pack needs replacement when it will no longer hold a charge. Battery is replaced as follows: a. Disconnect and remove all test leads from live circuits and from the 440. b. Remove the five screws from back of the housing. c. Carefully pull apart the front and rear instrument housing. d. Remove old battery pack and replace with new. e. Reassemble instrument in reverse order from above. WARNING: • Replace old battery with new 7.
M. OPTIONAL RS232 COMMUNICATION AND SOFTWARE INSTALLATION /OPERATION GUIDE HARDWARE REQUIREMENTS • IBM PC or compatible. • Microsoft Windows version 3.X or Windows 95. • Serial communications port. SOFTWARE INSTALLATION. 1. Insert the 3.5” floppy disk provided in to disk drive A(B). 2. WINDOWS 3.1 From program Manger Click “File” Click “RUN” and type A(B):\SETUP.EXE Click the “OK” button or press enter. 3. WINDOWS 95 Click start Click “RUN” and type A(B):\SETUP.EXE Click the “OK” button or press enter. 4.
4. Click the “START” button in the “Communication” box. The scope plus will being to communicate with the computer at this time and readings will be displayed in the upper left corner of the screen. Click “Stop” to cancel. DESCRIPTIONS START Begins communication between the Scope plus and the PC. STOP Ends communication between the Scope plus and the PC. DATE Current date based on internal clock. TIME Current time based on internal clock. S/TIME Use to set the sampling time.
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Test Products International, Inc. 9615 SW Allen Blvd., Ste. 104 Beaverton, OR USA 97005 503-520-9197 • Fax: 503-520-1225 tpiusa@testproductsintl.com Test Products International, Ltd. 342 Bronte Road South, Unit #9 Milton Ontario Canada L9T5B7 Tel: 905-693-8558 • Fax: 905-693-0888 Test Products International 15/23 Greenhill Crescent Watford Business Park Watford England WD1 8QU Tel: 01923 693300 • Fax: 01923 693301 Visit us on the World Wide Web at www.testproductsintl.
