ID/
Icons
Diagnostic Action Comments
35 Failure on CH5 or CH6 Configuration of channel 5 or 6 failed. The elec‐
tronics may be defect or the sensors connected
to channel 5 or 6 are defect or installed incor‐
rectly. If alarm still exists, call service personnel.
It may be necessary to replace the DSL elec‐
tronics.
36 Configuration 2 An invalid configuration was detected with im‐
pact on the measurement accuracy. Investigate
DSL error codes to determine which settings are
invalid. The setup parameters must be changed
via the local display menu or via an external
configuration tool.
37 DSL system monitor A malfunction in the DSL-internal system moni‐
tor was detected. While alarm is active, PCB
temperatures and internal voltage measure‐
ments are not updated. If alarm persists, call
service personnel.
38 Path diagnostics A diagnostic alarm limit on a measuring path
was exceeded. Please check and adjust proc‐
ess conditions or investigate detailed diagnos‐
tics to determine precise root cause. Provide
DSL error codes to service personnel if neces‐
sary.
Transmitter diagnostic events
ID/
Icons
Diagnostic Action Comment
96 Mass flow Value above alarm limit. Check process condi‐
tions or align limit to normal operation. Adjust
parameter 'Upper alarm limit'.
97 Mass flow Value above warning limit. Check process con‐
ditions or align limit to normal operation. Adjust
parameter 'Upper warning limit'
98 Mass flow Value below warning limit. Check process con‐
ditions or align limit to normal operation. Adjust
parameter 'Lower warning limit'
99 Mass flow Value below alarm limit. Check process condi‐
tions or align limit to normal operation. Adjust
parameter 'Lower alarm limit'
Diagnostics and troubleshooting
9.8 Fault codes and corrective actions
SITRANS FST030 (Modbus)
Operating Instructions, 08/2018, A5E37367739-AD 105
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