Meaning Of The Diagnostics Values; Diagnostic Value '1.Strks - Number Of Total Strokes; Diagnostic Value '2.Chdir - Number Of Changes In Direction; Diagnostic Value '3.\\Cnt - Number Of Fault Messages - Siemens SIPART PS2 Series Operating Instructions Manual

Electropneumatic positioners with 4 to 20 ma/hart
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59
mA
Setpoint current
60
PZ
Supply pressure (PZ)
63
PZMAX
Supply pressure (PZ) min/max pointer
64
N_MIN
Event counter
11.2.4

Meaning of the diagnostics values

11.2.4.1

Diagnostic value '1.STRKS - Number of total strokes'

Display range:
Purpose:
11.2.4.2

Diagnostic value '2.CHDIR - Number of changes in direction'

Display range:
Purpose:
11.2.4.3

Diagnostic value '3.\\CNT - Number of fault messages'

Display range:
Purpose:
11.2.4.4

Diagnostic value '4.A1CNT - Number of alarms 1' / '5.A2CNT - Number of alarms 2'

Requirement:
Display range:
Purpose:
SIPART PS2 with 4 to 20 mA/HART
Operating Instructions, 11/2019, A5E00074631-AE
0 ... 4.29E9
In operation, the movements of the actuator are summed up and
displayed in this diagnostics parameter as the number of strokes.
Unit: 100% strokes, i.e. the path between 0% and 100% and back.
0 ... 4.29E9
Every change in direction of the actuator is noted in the controller
and added to the number of changes in direction.
0 ... 4.29E9
Every fault is noted in the closed-loop controller with '3. CNT' and
added to the number of fault messages.
'44.AFCT' Alarm function (Page 156) parameter is activated.
0 ... 4.29E9
This value indicates how often the alarm has been triggered.
Diagnostics and troubleshooting
0.0 ... 20.0
mA
99.999 (bar)
-
999.99 (psi)
-
9.9999 (MPa)
0 ... 99999
-
11.2 Diagnostics
215

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