Pump status
During operation, make sure the probe inlet and the gas outlet are free of obstructions.
Obstructions can cause premature wear on the pump, false readings, or pump stalling. During
normal operation, the pump icon alternately shows inflow and outflow as shown here:
During duty cycling (PID lamp cleaning), the display shows these icons in alternation:
If there is a pump failure or obstruction that disrupts the pump, you will see this icon blinking
on and off:
If you see this blinking icon, consult the Troubleshooting section of this guide.
Calibration status
The instrument displays this icon if it requires calibration:
Calibration is required (and indicated by this icon) if:
The lamp type has been changed (for example, from 10.6 eV to 9.8 eV).
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The sensor has been replaced.
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It has been 30 days or more since the instrument was last calibrated.
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If you have changed the calibration gas type without recalibrating the instrument.
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If the instrument fails a bump test.
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Handheld PID Monitors
IMPORTANT!
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User Manual