11.2.4.10 Diagnostic value '12.PST - Monitoring of partial stroke test'
Indication on the display: ● OFF
● C-ERR
● FdIni
● notSt
● ###.#
● SdtSt
● FdtSt
Purpose: This diagnostics 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 button.
Description of indications
on the display:
● OFF: The partial stroke test function is deactivated.
● C-ERR: Configuration error. Partial stroke test cannot be star‐
ted. Settings in the 'A1.STPOS start position', 'A3.STRKH stroke
height' and 'A4.STRKD stroke direction' are not plausible.
● FdIni - Failed PST Initialization: The reference stroke time meas‐
urement of the partial stroke test has failed.
● notSt - No Test: A partial stroke test has not yet been executed.
● ###.#: Corresponds to the 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.
Status messages: The following status messages appear when you hold the button
pressed:
● 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. 'WAIT'
is output in the display.
Factory setting: OFF
Diagnostics and troubleshooting
11.2 Diagnostics
SIPART PS2 with 4 to 20 mA/HART
218 Operating Instructions, 11/2019, A5E00074631-AE
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