H36.0.01.6C-13
Operating Manual GMH 3610
page 10 of 12
11 Error And System Messages
Display
Description / Reason
Remedy
No sensor
or sensor defective
Connect sensor
sensor defective => return sensor to manufac-
turer for repair
Low battery voltage
device will continue operation only for
a short time
replace battery
Low battery voltage
replace battery
- If mains operation: wrong voltage
replace power supply, if fault continues to exist:
device damaged
No display
or
mazy characters
- Battery voltage too low
replace battery
- If mains op.: power supply defective
or wrong voltage/polarity
check/replace mains supply
- System error
disconnect battery or power supply, wait for a
short time, re-connect
- Device defective
return to manufacturer for repair
Values exceeding measuring range
Are there any values exceeding the measuring
range specified?
->measuring value too high
Sensor/cable defective
-> replace probe
Values below measuring range
Are there any values below the measuring
range specified?
-> measuring value too low
Sensor/cable defective
-> replace probe
System fault
switch on again: if fault continues to exist, de-
vice is damaged
-> return to manufacturer for repair
No sensor
connect suitable sensor
Error in sensor
Sensor defective => return to manufacturer for repair
Temperature display correct,
oxygen display incorrect
check: plug in sensor housing connected?
Open PG-glanding and pull up plug as far as
possible.
Value could not be calculated
One measuring variable required for calculation
is missing (no sensor) or incorrect (over-
flow/underflow)
11.1 Error and System Messages during Oxygen Calibration
Display
Description / Reason
Remedy
(AL
ERR. 1
Wrong temperature
temperature has to be between 5 and 40°C
(AL
ERR. 2
Wrong atmospheric pressure
atmospheric pressure has to be between 500
and 1100 hPa
(AL
ERR.3
Current too low
membrane dried up / polluted
=> store electrode in water for 2 hours.
regenerate or replace electrode.
check calibration environment (p.r.t. 'How to
calibrate oxygen electrode.')