Operating Manual ALTAIR® 4XR Multigas Detector Order No.: 10175896/00 MSAsafety.
WARNING! Read this manual carefully before using the device. The device will perform as designed only if it is used and maintained in accordance with the manufacturer's instruction. Otherwise, it could fail to perform as designed and persons who rely on this device for their safety could sustain serious personal injury or death. This product incorporates Bluetooth® wireless technology. The Bluetooth word mark and logos are registered trademarks owned by Bluetooth SIG, Inc.
Contents 1 Safety Regulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 1.1 1.2 1.3 1.4 2 5 6 6 9 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11 3 Correct Use. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Liability Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3.11 4 35 37 37 39 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 4.1 4.2 4.3 4.4 4.5 5 Fresh Air Setup and Zero Calibration . . . . . . . . . . . . . . . . . . . . . . . . Attach the Calibration Cap . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Span Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Time of Day Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Safety Regulations 1 Safety Regulations 1.1 Correct Use The ALTAIR 4XR Multigas Detector is for use by trained and qualified personnel. It is designed to be used when performing a hazard assessment to: • Assess potential worker exposure to combustible and toxic gases and vapors as well as low level of oxygen. • Determine the appropriate gas and vapor monitoring needed for a workplace.
Safety Regulations WARNING! This is a class A product in accordance with CISPR 22. In a domestic environment, this product may cause radio interference, in which case the user may be required to take adequate measures. This Class A digital apparatus complies with Canadian ICES-003. 1.2 Liability Information MSA accepts no liability in cases where the product has been used inappropriately or not as intended.
Safety Regulations sphere contains the following materials, which may desensitize the combustible gas sensor and reduce its readings: • Organic silicones • Silicates • Lead-containing compounds • Hydrogen sulphide exposures over 200 ppm or exposures over 50 ppm for one minute. Check minimum concentration of a combustible gas The minimum concentration of a combustible gas in air that can ignite is defined as the Lower Explosive Limit (LEL).
Safety Regulations Be Aware of Environmental Conditions A number of environmental factors may affect the sensor readings, including changes in pressure, humidity and temperature. Pressure and humidity changes also affect the amount of oxygen actually present in the atmosphere. Be Aware of the Procedures for Handling Electrostatically Sensitive Electronics The device contains electrostatically sensitive components.
Safety Regulations 1.4 Warranty ITEM WARRANTY PERIOD Chassis and electronics Four years All sensors unless otherwise specified Four years XCell EX-H Sensor One year Specific battery run-time over temperature is not warranted. This warranty does not cover filters, fuses, etc. As the battery pack ages, there will be a reduction in usable device run time. Certain other accessories not specifically listed here may have different warranty periods.
Description 2 Description 2.1 Overview 9 14 1 2 12 9 13 3 3 10 4 5 6 7 8 11 9 Fig. 1 Device overview 1 Datalink Communication port 8 Display 2 Bump LED (green/red) and Fault LED (yellow) 9 Alarm LEDs (4) 3 Sensor Inlets 10 Belt Clip 4 Horn 11 Charging Connection Screws (4) 5 Button 12 6 Button 13 Charge LED (red/green/orange) 7 q Button 14 Bluetooth Status LED US The device monitors gases in ambient air and in the workplace.
Description 2.2 Device Hardware Interfaces Device operation is dialog driven from the display with the aid of the three function buttons ( 2.2 "Device Hardware Interfaces"). The device has three buttons for user operation. Each button can function as a "soft key", as defined on the display directly above the button. Button Definitions Button Description q The q button is used to turn device on or off and to confirm user action selections.
Description Backlight The backlight automatically activates when any front panel button is pressed. The backlight remains on for the duration of the user-selected timeout. This duration can be set through MSA GALAXY GX2 Test Stand or MSA Link software. Horn The horn provides an audible alarm. Operating Beep This operating beep activates every 30 seconds by momentarily beeping the horn and flashing the alarm LEDs under the following conditions: 2.
Description COMB/EX O2 Sensor Labels SO2 CO NO2 H2S Calibration Setup Cal Gas Cylinder – Indicates cal gas must be applied No Gas Cylinder – Indicates cal gas should not be applied and device must be exposed to fresh air.
Description A Low Battery Warning indicates that a nominal 30 minutes of operation remain before the battery’s charge is depleted. The duration of remaining device operation during a Low Battery Warning depends on ambient temperatures.
Description Battery Charging WARNING! Risk of explosion: Do not recharge device in hazardous area. WARNING! Use of any charger, other than the charger supplied with the device, may damage or improperly charge the batteries. The charger is capable of charging a completely depleted pack in less than four hours in normal, roomtemperature environments. Allow very hot or cold devices to stabilize for one hour at room temperature before attempting to charge. To Charge the Device 2.
Description Minimum Readings (MIN page) This page shows the lowest level of oxygen recorded by the device since turn-on or since the MIN reading was reset. The minimum icon ( chapter 2.3 "On-Screen Indicators") appears on the display. To reset the MIN reading: (1) (2) Access the MIN page. Press the button. Short Term Exposure Limits (STEL page) WARNING! If the STEL alarm activates, leave the contaminated area immediately; the ambient gas concentration has reached the preset STEL alarm level.
Description Time Weighted Average (TWA page) WARNING! If the TWA alarm activates, leave the contaminated area immediately; the ambient gas concentration has reached the preset TWA alarm level. Failure to follow this warning will cause over-exposure to toxic gases and persons relying on this product for their safety could sustain serious personal injury or death. The TWA icon ( chapter 2.
Description Motion Alert Activation To activate or deactivate the Motion Alert feature, press the button while the Motion Alert Activation page is displayed. When the Motion Alert feature is active, the Motion Alert symbol ( chapter 2.3 "On-Screen Indicators") will flash every 3 seconds. The device will enter pre-alarm when no motion is detected for 20 seconds. This condition can be cleared by moving the device. After 30 seconds of inactivity, the full Motion Alert alarm is triggered.
Description If the gas concentration reaches or exceeds the alarm set point, the device: • backlight turns on • triggers a vibrating alarm • displays and flashes the Alarm symbol and either the Minimum icon (LOW alarm) or the Maximum (PEAK) icon (HIGH alarm) • enters an alarm state. When a gas reading exceeds the full scale range of the sensor, the device displays "+ + +" in place of the actual reading.
Description 2.11 Monitoring Combustible Gases The device can monitor these concentrations in ambient air: • Methane • Combustible gases The device displays the combustible gas concentration in % LEL or % CH4 on the Measuring page until another page is selected or the device is turned off. WARNING! If an alarm activates while using the device, leave the area immediately. Remaining in the area under such circumstances can cause serious personal injury or death.
Operation 3 Operation Device operation is dialog driven from the display with the aid of the three Function buttons (see Fig. 1 "Device overview"). 3.1 Environmental Factors A number of environmental factors may affect the gas sensor readings, including changes in pressure, humidity and temperature. Pressure and humidity changes affect the amount of oxygen actually present in the atmosphere. Pressure Changes If pressure changes rapidly (e.g.
Operation 3.2 Turning ON and Fresh Air Setup Device operation is dialog driven from the display with the aid of the three Function buttons (see Fig. 1 "Device overview"). For more information, see the flow charts in chapter 7 "Appendix". (1) Turn the device on with the q button. The device performs a self test and then goes to Fresh Air Setup: • all display segments are activated • audible alarm sounds • alarm LEDs light • vibrating alarm is activated.
Operation Screen Displays during Startup During the startup sequence, all automatic page display timeouts are preset to a range from two to four seconds. Several sequences and screens occur during start up: Device Self Test The device performs a self test. Device Name and Software version Software version and device name display.
Operation Combustible Gas Type Name of Combustible Gas Type displays, e.g. BUTANE. NOTE: Combustible gas type can be changed manually through the SENSOR SETUP menu or the MSA GALAXY GX2 Test Stand or MSA Link software. Toxic Gas Units Name of Toxic Gas Units displays (ppm or mg/m3). NOTE: Toxic units can only be modified through the MSA GALAXY GX2 Test Stand or MSA Link software. Alarm Set points Alarm set points for all installed and activated sensors display.
Operation STEL and TWA Set points The preset STEL and TWA values for installed and activated sensors display. Calibration Values The preset calibration values for installed and activated sensors display. Time and Date The date displays in a month, day and year format. NOTE: In the event that the battery is fully discharged, the time and date reset. At startup, the user is prompted to enter the time and date.
Operation Fresh Air Setup (FAS) The FAS screen is prompted. Fresh Air Setup (FAS) The FAS is for automatic Zero calibration of the device. The Fresh Air Setup has limits. The zero of any sensor that is outside of these limits will not be adjusted by the FAS command. WARNING! Do not activate the Fresh Air Setup unless you are certain you are in fresh, uncontaminated air; otherwise, inaccurate readings can occur which can falsely indicate that a hazardous atmosphere is safe.
Operation If this option is enabled, the device displays "FAS?", prompting the user to perform a Fresh Air Setup. (1) Press the button to bypass the Fresh Air Setup. The Fresh Air Setup is skipped and the device goes to the Measuring page (Main page). (2) Press the q button within 10 seconds to perform the Fresh Air Setup. The device starts the FAS. 3.3 The screen shows a No Gas Symbol, a blinking hourglass, and all enabled gas sensor readings.
Operation Time / Date Page This page shows actual time and date settings of the device. Discoverable Mode This page allows the user to put the device into Bluetooth discoverable mode in order to pair with another device. Motion Alert (optional) This page allows the Motion Alert Feature to be activated or deactivated. Using the three device buttons, the user can navigate through each sub-menu in a top/down sequence. Refer to Fig.
Operation The following options are available by pressing the and buttons: • Sensor Setup (SENSOR SETUP) • Calibration Setup (CAL SETUP) • Alarm Setup (ALARM SETUP) • Setup Time and Date (TIME DATE) • Bluetooth Setup (BT SETUP) • EXIT Sensor Setup Each sensor can be turned on or off. For more information, see the flow charts in chapter 7.6 "Sensor Setup". Fig. 4 (1) (2) (3) (4) (5) Sensor Setup To bypass this setup, press the or button; otherwise, continue as follows.
Operation Fig. 5 (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) Calibration Setup To bypass this setup, press the or button; otherwise, continue as follows. Press the q button to enter the submenu. The calibration gas concentration of the first sensor is shown. Press the or button to change the value. Press the q button to store the value. Setup screen for the next sensor is displayed. Repeat the procedure for all other sensors.
Operation (3) (4) (5) (6) (7) (8) (9) (10) (11) (12) (13) (14) Set alarms on or off by pressing the or button. Press the q button to confirm the selection. LOW ALARM settings for the first sensor display. Press the or button to change the value. Press the q button to store the value. HIGH ALARM settings for the first sensor display. Press the or button to change the value. Press the q button to store the value. STEL ALARM settings (for toxic sensors only) display.
Operation Enable Bluetooth Operation The device is configured with a Bluetooth capable communications feature. (1) (2) 3.5 Press the button to enable or disable the Bluetooth communications device (ON/OFF). Press the q button to accept the setting and return to the EXIT? page. Bluetooth Operation The Bluetooth communication device must be enabled for any Bluetooth functions to operate. See chapter 3.4 "Device Setup".
Operation Bump Pairing the Device to a Bluetooth Host This device has an integrated RFID chip to facilitate a faster Bluetooth pairing process with a Bluetooth host that supports a RFID or NFC reader with appropriate software. Simply align the RFID or NFC reader of the Bluetooth host directly over the approval label on the back of the device.The device and Bluetooth host should become paired and connected.
Operation 3.8 Bump Test WARNING! Perform a Bump Test before each day’s use to verify proper device operation. Failure to perform this test can result in serious personal injury or death. Bump test frequency is often stipulated by national or corporate regulations; however, bump testing before each day’s use is generally the accepted best safety practice and is therefore MSA’s recommendation. This test quickly confirms that the gas sensors are functioning.
Operation The symbol will be displayed in the Normal Operation mode and the Bump LED will flash green for 24 hours after a successful Bump Test. 3.9 Bump LED The device is equipped with a green Bump LED. The green LED flashes every 15 seconds under the following conditions: 3.
Operation • If calibration lockout option is NOT selected: ZERO screen displays. (3) With the device exposed to fresh air, press the q button to confirm the ZERO CAL? screen. A sensor refresh and Zero Calibration will occur. Alternatively press the button to execute a Fresh Air setup (FAS). See chapter 3.2 "Turning ON and Fresh Air Setup" for more details. After Zero calibration completes, the device momentarily displays “ZERO PASS” or “ZERO ERR” along with the flag of any sensor that failed.
Operation Attach the Calibration Cap Attach the calibration cap to the device: (1) (2) (3) (4) (5) (6) Insert tab on calibration cap into slot on device. Press calibration cap as shown until it seats onto device. Press both side tabs down onto device until they snap into place. Ensure that the calibration cap is properly seated. Connect one end of the tubing to the calibration cap. Connect other end of tubing to the cylinder regulator (supplied in the calibration kit).
Operation • After the SPAN calibration completes, the device momentarily displays “SPAN PASS” or “SPAN ERR” along with the label of any sensor that failed then returns to Normal Operation mode. If a sensor is nearing its end of life, this "SPAN PASS" indication will be followed by the end of sensor life warning ( symbol). The symbol, and the gas type of the sensor nearing its end of life, will blink for 15 seconds when the device returns to Normal Operation mode.
Operation 3.11 Time of Day Testing This feature permits the device to be automatically calibrated on a user-defined interval. The most common use of this feature allows the user to configure the ALTAIR 4XRand the GALAXY GX2 System to automatically calibrate a device prior to the start of work-shift. See the GALAXY GX2 Operating Manual ("Automated Testing Features" section) for a complete description of how to configure the GALAXY GX2 for this mode.
Maintenance 4 Maintenance If an error occurs during operation, use the displayed error codes to determine appropriate next steps. The device should be regularly checked and maintained by qualified personnel. WARNING! Repair or alteration of the device beyond the procedures described in this manual or by anyone other than a person authorized by MSA, could cause the unit to fail to perform properly. Use only genuine MSA replacement parts when performing any maintenance procedures described in this manual.
Maintenance 4.1 Troubleshooting Problem ERROR TEMP Description Reaction Temperature is below Return device to normal temperature range and recalibrate. -40°C (-40 °F) or above 75°C (167 °F). Contact MSA ERROR EE EEPROM Memory error ERROR PRG Flash Memory error Contact MSA Contact MSA ERROR RAM RAM Memory error Contact MSA ERROR BT Bluetooth error Contact MSA ERROR UNK Unknown error Contact MSA LOW BATT Battery warning repeats every 60 seconds.
Maintenance 4.2 Live Maintenance Procedure - Replacing and Adding a Sensor WARNING! Remove and reinstall sensors carefully, ensuring that the components are not damaged; otherwise device intrinsic safety may be adversely affected, wrong readings could occur, and persons relying on this product for their safety could sustain serious personal injury or death. WARNING! Before handling the PC board, ensure you are properly grounded; otherwise, static charges from your body could damage the electronics.
Maintenance (8) Calibrate the device after the sensors have stabilized. WARNING! Calibration is required after a sensor is installed; otherwise, the device will not perform as expected and persons relying on this product for their safety could sustain serious personal injury or death. Allow sensors to stabilize at room temperature for at least 30 minutes before calibration ( chapter 3.10 "Calibration"). 4.3 4.
Technical Data 5 Technical Data Weight 7.9 oz./224 g (device with battery and clip) Dimensions 4.4 x 3.00 x 1.37 inches/112 x 76 x 33 mm – without fastening clip (L x W x H) Alarms Four gas alarm LEDs, a charge status LED, an audible alarm and a vibrating alarm Volume of audible alarm 95 dBA at 30 cm typical Display LCD display Rechargeable Li polymer battery. Battery type Must not be charged in Ex area.
Technical Data The ppm to mg/m³ conversion is calculated at 20° C (68 °F) and at atmospheric pressure. 5.1 Factory-set Alarm Thresholds and Setpoints Check the monitor or calibration certificate for exact alarm levels as they vary depending on national or corporate regulations. Sensor LOW alarm HIGH alarm STEL EX (% LEL) 10 20 -- TWA -- EX-H (% LEL) 10 20 -- -- EX-M (% vol) 0.5 1.0 -- -- O2 (% vol) 19.5 23.
Technical Data Default Calibration Setpoint Sensor Min. Calibration Setpoint Max. Calibration Setpoint EX (% LEL) 58 5 100 EX-H (% LEL) 58 5 100 EX-M (% vol) 2.5 0.1 5.0 O2 (% vol) 15.0 5.0 30.
Technical Data Combustible Gas Cross Reference Factors for General-Purpose Calibration Using Calibration Cylinder (Part No. 10053022) Combustible Gas Methane Calibration 1.45 Vol % CH4 Set 33 % LEL Pentane Simulant Calibration 1.45 Vol % CH4 Set 58 % LEL Acetone 1.09 0.62 Acetylene 1.07 0.61 Butane 1.37 0.79 Cyclohexane 1.94 1.11 Diethylether 1.43 0.82 Ethane 1.27 0.73 Ethanol 1.16 0.66 Ethylene 1.09 0.62 Gasoline 1.63 0.93 n-Hexane 1.86 1.06 Hydrogen 0.98 0.
Technical Data (7) The conversion factors for the standard EX and the specialized EX-H and EX-M sensor are the same except for EX-H and Nonane and o-Xylene. The conversion factors for these two vapors are therefore especially mentioned in the table. Oxygen The oxygen sensor has built-in temperature compensation. However, if temperature shifts dramatically, the oxygen sensor reading may shift. Zero the device at a temperature within 30 °C (86 °F) of the work place temperature for the least effect.
Technical Data Test Gas Applied Concentration (PPM) Applied CO Channel % Cross-sensitivity Isopropanol 100 -8 Hydrogen (H2) 100 48 Hydrogen Sulphide 0 - 200 ppm (0 to 284 mg/m3) H2S Range 1 ppm (1.4 mg/m3) H2S, Resolution for 3 to 200 ppm (4,3 to 284 mg/m3) H2S ±2 ppm (2.
Technical Data Nitrogen Dioxide Range 0 - 50 ppm NO2 Resolution 0.1 ppm NO2 Reproducibility ±1 ppm NO2 or 10 % of reading, whichever is greater (normal temperature range) ±2 ppm NO2 or 20 % of reading, whichever is greater (extended temperature range) Response time (typical) 90 % of final reading < 20 seconds (normal temperature range) Sulfur Dioxide Range 0 - 20 ppm SO2 Resolution 0.
Ordering Information 6 Ordering Information Description Part No.
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