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SIGNALPOINT PRO OPERATING MANUAL
9 Normal operation
9.1 Normal operating display
In normal operating mode the detector display shows gas type it is configured for and
the current gas reading (e.g. NH3 and 17ppm in the example below).
9.2 Detector fault/message display
The table below shows the fault / messages shown on the display, their description,
corrective action advised and latching / non-latching status.
Fault / Message
Orr
SEn Er0
SEn Err
EE Err
nO SEnS
ZEr Err
CAL Err
9.3 General normal operation notes
The Signalpoint Pro detector will not turn on if powered up within 5 seconds of
power off.
The detector will automatically return to normal operation from calibration mode
within a timeout period of 30 seconds to 4 minutes, dependent on the gas type.
Action or Reason
Sensor overrange
Excessive negative reading. Recalibrate.
Sensor error. Replace sensor.
EEPROM error. Contact service center.
No sensor is installed. Install a sensor.
Zeroing error. Re-zero the unit.
Calibration error. Recalibrate the unit.
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MAN0853 Issue 3 10/08
Latching / Non-latching
Non-latching
Non-latching
Non-latching
Non-latching
Non-latching
Non-latching
Non-latching
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