Siemens FST020, Function Manual, Page: 137 / 194

Maintenance and diagnostics
4.2 Diagnostic events
FST020 Function manual
Function Manual, 09/2017, A5E42949526-AA
135
4.2.7.11 Input/output events (1)
Description
If one of the selected events appears this affects the status icon, the related status output
and the alarm on the communication interface.
Setting 214 Channel 2 simulated; 215 Channel 3 simulated; 217 Process values frozen; 218 All
outputs forced
Default
Related
The selected events will be shown in the display when they occur. Furthermore, they will be
indicated on the output if Output (2), Input/output (3) and/or Input/output (4) is set to Status
output and Status mode is set to Alarm item.
Path Maintenance and diagnostics → Diagnostic events → Enable alarms → Input/output events
(1)
4.2.8 Assign alarm class
4.2.8.1 14 - Path 1: No signal
Description
Warning alarms for Path 1
Setting Process value warning; Maintenance demanded; Maintenance required
Default Maintenance required
Path Maintenance and diagnostics → Diagnostic events → Assign alarm class → 14 - Path 1: No
signal
4.2.8.2 148 - Transm. temp. above alarm limit
Description
This event can be mapped to an alarm class respective NAMUR status signal.
Setting Process value alarm (PA) resp. Out of specification; Maintenance alarm resp. Failure
Default Process value alarm (PA) resp. Out of specification
Path Maintenance and diagnostics → Diagnostic events → Assign alarm class → 148 - Transm.
temp. above alarm limit