Monitoring The Position Average Value; Monitoring The Plausibility Of Values For The Partial Stroke Test; Fault Correction; Fault Identification - Siemens 6DR50 Series Operating Instructions Manual

10.3.4.14

15 Monitoring the position average value

This fault message appears when a position value calculated after the expiry of a
comparison interval deviates from the reference value by more than the configured
thresholds.
10.3.4.15

16 Monitoring the plausibility of values for the partial stroke test

This error message is triggered if, when starting a partial stroke test, the plausibility check of
the "A1.STPOS", "A3.STRKH" and "A4.STRKD" parameters was not successful.
10.4

Fault correction

10.4.1

Fault identification

Diagnostics guide
Fault
In which mode does a fault occur?
Initialization
•
Manual and automatic modes
•
In which environment and under which boundary conditions does a fault occur?
Wet environment (e.g. strong rain or constant condensation)
•
Vibrating (oscillating) control valves
•
Impact or shock loads (e.g. vapor shocks or breakaway valves)
•
Moist (wet) compressed air
•
Dirty (contaminated with solid particles) compressed air
•
When does a fault occur?
Regularly (reproducible)
•
Sporadically (not reproducible)
•
Mostly after a specific operation time
•
SIPART PS2 with and without HART
Operating Instructions, 09/2014, A5E00074631-12
Alarm, error, and system messages
10.4 Fault correction
Corrective measures, see
table
1
2 3
2
2 5
5
2
2 3
1 2
5
2 3
4 5
3 4
5
229