Siemens SIPART Series Operating Instructions Manual page 214

Alarm, error, and system messages
10.2 Diagnosis
10 LEAK - leakage
If a leakage measurement was initiated during the initialization process, the leakage value in
%/min can be read in this parameter.
11 PST - monitoring of the Partial-Stroke test
This parameter indicates the stroke time measured during the last partial stroke test. A
partial stroke test can be initiated manually or a current partial stroke test can be interrupted
by pressing the
The following states are output in the display:
● OFF
The partial stroke test function is deactivated in the configuration menu.
● FdIni - Failed PST Initialization
The reference stroke time measurement of the partial stroke test has failed.
● notSt - No Test
A manual partial stroke test has not yet been executed.
● ###.# (measured stroke time in seconds)
The last partial stroke test was successfully executed.
● SdtSt - Stopped Test
The last partial stroke test was interrupted.
● FdtSt - Failed Test
The last partial stroke test has failed.
The following status messages appear when you press the
● notoL - No Tolerance
The control valve is beyond the tolerance range to start the partial stroke test. A manual
partial stroke test is not started.
● Strt - Start
A manual partial stroke test is started five seconds after pressing the button.
● StoP - Stop
The current partial stroke test is interrupted.
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button.
button:
SIPART PS2 with and without HART
Operating Instructions, 10/2013, A5E00074631-11