Description
MSA
ALTAIR 4X
GB
21
2.6
Sensor Missing Alarm
The device enters the Sensor Missing alarm if the device detects the sensor is not
properly installed in the device or is not functional.
If a sensor is detected as missing, the following occurs:
- "
SENSOR ERROR
" displays
- The flag above the sensor detected as missing flashes on the display
- Alarm sounds and lights flash.
- Yellow Fault LED is on solid.
- If there is a sensor error at startup, the device shuts off in 60 seconds.
2.7
Sensor End of Life Warning
If a sensor is nearing its end of life, the device will warn the user following a sensor
calibration. The sensor is still fully functional at this point, but the warning gives the
user time to plan for a replacement sensor and minimise downtime. The
symbol
will be continuously displayed. For more details see chapter 3.9.
2.8
Sensor End of Life Indicator
If the device cannot calibrate one or more sensors, the device will display
"
SPAN ERR
" followed by the Alarm symbol and
symbol to indicate end of sensor
life. For more details see chapter 3.9.
2.9
Monitoring Toxic Gases
The device can monitor the concentration of the following toxic gases in ambient air:
- Carbon Monoxide [CO]
- Hydrogen Sulphide [H
2
S]
The device displays the gas concentration in parts per million [PPM] or mg/m
3
on
the Measuring page until another page is selected or the device is turned off.
Attention!
If an alarm is triggered while using the device, leave the area
immediately.
Remaining in the area under such circumstances can cause serious
personal injury or death.
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