En
gl
is
h (
G
B)
50
12. Error messages and fault finding
12.1 Error messages
Note
In case of measurement faults, see the
manual of the gas sensors.
Error message
Cause
Remedy
1.
Sensor test
error.
a)
Manual/automatic sensor test
failed.
Check the sensor and the connecting line.
Replace the sensor.
2.
CANBus
interface
error.
a)
Address of sensor interface
incorrect.
Check and modify the CAN address on the
sensor interface.
3.
Sensitivity
error.
a)
Calibration in "Fine adjustment"
menu results in a sensitivity
outside the limits that can be
tolerated.
Check the sensor.
Check the concentration of comparative
measurement.
4.
Battery
backup error.
a)
Monitoring relay for backup battery
in alarm state.
Check the connecting lines to the backup
battery.
Check the power supply for the backup battery.
5.
Open circuit
current
output.
a)
Connecting line at the relevant
current output disconnected.
Check the connecting lines at the current
output.
Check the connected device.
