55
Version 2.1
Update: April 2016
PONSEL Mesure
– Aqualabo Contrôle
35 Rue Michel Marion
– 56850 CAUDAN, FRANCE
Tel.: +33(0)2 97 89 25 30
– Fax: +33(0)2 97 76 55 72
8. Troubleshooting
Fault
Resolution
Sensor not recognized,
Short lines displayed
instead of the
measurement
- Make sure that the sensor has been connected up correctly.
- Run a SCAN of the network of sensors (refer to section 5.2).
- Disconnect the sensor and connect it to the other digital input dedicated
to the sensor.
- Contact the technical services department.
Unstable
measurements
- Check that the sensor has been installed under the correct conditions.
- Clean the sensor and check the measuring elements (active disk for the
OPTOD sensor, cartridge/glass bulb for the PHEHT sensor, etc.)
- Run a calibration of the sensor.
- Contact the technical services department.
Measurement displayed
as 9999
Out-of-range measurement:
- Check that the sensor has been installed under the correct conditions.
- Clean the sensor.
- Run a calibration of the sensor.
- Contact the technical services department.
Current output not
working, or value
incorrect
- Check the settings for the current output.
- Check that the wiring is correct.
- Check that the device is not in Maintenance Mode.
- Disconnect the faulty analog output and connect it to the other analog
output.
- Contact the technical services department.
No relay activation
- Check the settings for the relay output.
- Check that the wiring is correct.
- Check that the device is not in Maintenance Mode.
- Disconnect the faulty relay output and connect it to the other relay
output.
- Contact the technical services department.
Frozen screen
Press the RESET button on the connection hardware part of the circuit
card (refer to item A in diagram 3).