10. Troubleshooting
10-1 Product abnormalities
161 / 191
<Sensor abnormalities>
If the category is "fault alarm", the fault lamp (FAULT) either lights or flashes.
Category
Symptom/Display
(Fault code)
Cause
Corrective action
Fault
Alarm
E-10 F-UNIT
The sensor is not
connected or
connected
improperly.
Check to confirm that the sensor is properly
attached and that the connector of the sensor
is properly connected.
There are
problems with
communicating
with the sensor.
Replace with a new sensor.
E-18 S ZERO
Zero drift due to
changes in
ambient conditions
or deterioration
exceeded the zero
follower function
range.
Perform zero calibration.
Replace the sensor if this happens often even
after zero calibration.
E-11 SENSOR
There is a problem
with the sensor.
Replace with a new sensor.
Avoid handling with bare hands if you see
signs of external damage. Handle carefully.
E-12 CIRCUIT
E-13 S VOLT
E-14 S E-VOLT
E-15 S K-VOLT
E-16 S E-CUR
E-20 S ROM
E-21 S RAM
E-22 S MEMORY
E-23 S EXT-AD
E-27 S S-VOLT
E-28 S TEMP
E-29 S B-VOLT
Warnings
Display
E-80
The sensor has
reached the end of
its service life or is
degraded; or the
output device has
reached the end of
its service life.
Replace with a new sensor.
E-81
E-82
E-83
The temperature
exceeded the
maximum
temperature at
which the sensor is
designed to
function.
Ambient temperatures may exceed
specifications.
Gas detection can still be performed in this
state, but the sensor will degrade more quickly.
If possible, use within the temperature range
indicated in the specifications.
Replace the sensor if this occurs frequently
even at temperatures within specifications.
C-15
A warning was
triggered in the
sensor.
Gas detection can still be performed in this
state, but performance may be impaired.
Replace the sensor as soon as possible.
E-84
Содержание GD-84D-EX Series
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