Siemens ULTRAMAT 23 Series Equipment Manual page 181

Message
Supply voltage beyond tolerance
Device temperature beyond tolerance Ambient temperature too high or too low Provide sufficient ventilation or air condi‐
UV module temperature beyond toler‐
ance
Air pressure beyond tolerance
No flow during 'measuring'
No data for temperature compensa‐
tion
No flow during AUTOCAL
ULTRAMAT 23
Equipment Manual, 04/2022, A5E37100388-012
Possible causes
Supply voltage varies
Power supply unit on motherboard faulty
Ambient temperature is too high or too
low
Heating elements of the UV module faulty Replace the UV module
Cooling elements of the UV module faulty Replace the UV module
Pressure sensor faulty
Sample gas path blocked or leaky
Pump not running
Pump capacity too low
Pump faulty
Pressure switch faulty
Temperature compensation not comple‐
ted successfully
New components have been loaded
EEPROM has been initialized
Sample gas path blocked or leaky
Pump not running
Pump capacity too low
Pump faulty
Pressure switch faulty
Error and system messages
Remedy
Correct such that the supply voltage re‐
mains stable within the tolerance values
permissible for the analyzer.
tioning.
Provide sufficient ventilation or air condi‐
tioning.
Check the pressure at the connecting
socket, pull off the hose if necessary
Clean or replace the blocked parts (hose,
filter etc.). If the problem persists, contact
Technical Support.
Start the pump as described in
section Configuration: Inputs/outputs/
pump (Page 136)
Increase the pump capacity as described
in section Parameters: Pump/LCD con‐
trast: Pump (Page 133)
Pump must be replaced. Contact Techni‐
cal Support.
Pressure switch must be replaced.
Download the factory data as described
in section Configuration: Special func‐
tions: Factory data/reset/units: Load fac‐
tory data (Page 151)
Clean or replace the blocked parts (hose,
filter etc.). If the problem persists, contact
Technical Support.
Start the pump as described in
section Configuration: Inputs/outputs/
pump: Pump at CAL/MEAS (Page 144)
Increase the pump capacity as described
in section Parameters: Pump/LCD con‐
trast: Pump (Page 133)
Pump must be replaced. Contact Techni‐
cal Support.
Pressure switch must be replaced.
11.2 Faults
181