Siemens SIPROCESS GA700 Operating Manual page 270

Alarm, error, and system messages
7.4 CALOMAT 7 message list
Message
No. Text
29 to Zero drift MR1 to MR4
32 outside tolerance
34 Analyzer module temper-
ature not in permissible
range
35 Measurement block tem-
perature uncertain
36 Membrane temperature
too high
37 Membrane temperature
too low
64 Power supply 3.3 V out-
side tolerance
65 Operating voltage 24 V
outside tolerance
66 Power supply +5 V out-
side tolerance
270
Cause
Gas line dirty, gas cooler faulty, ...
•
Gas lines leaking
•
Incorrect zero gas or setpoint faulty
•
Device is operated outside the permit-
•
ted ambient temperature range
Temperature sensor defective
•
Gas temperature too high
•
Flow rate too low
•
Membrane temperature control defec-
•
tive
Membrane defective
•
Strong cooling due to extremely cold
•
gas
Flow rate much too high compared
•
with the specification
Electronic fault
•
Electronic fault
•
Power supply unit fault
•
Electronic fault
•
Remedy
Calibrate zero point and full-scale
•
value
Check the setpoint for the zero gas
•
calibration in the menu "[2.08.1.1]
Setpoints"
Check the zero gas supply
•
Check the ambient temperature of the
•
analyzer
Check the ambient temperature of the
•
analyzer
In the menu "[3.05.1.3] Heating con-
•
troller", check the temperatures of the
measurement block and sensor
Check the ambient temperature of the
•
analyzer
Check the temperatures of mem-
•
branes in the menu "[3.05.1.1] Meas-
ured signal".
Check the external gas flow rate with
•
a suitable measuring device
Check the ambient temperature of the
•
analyzer
Check the temperatures of mem-
•
branes in the menu "[3.05.1.1] Meas-
ured signal".
Check the external gas flow rate with
•
a suitable measuring device
Check the plug-in connections be-
•
tween the power supply unit and the
module
If necessary, replace the module
•
The power supply unit is defective
•
Replace the basic device
•
Check the plug-in connections be-
•
tween the power supply unit and ana-
lyzer module
If necessary, replace the analyzer
•
module
Operating with the Local User Interface
Operating Manual, 06/2017, A5E31930478-05