System Messages Before Initialization - Siemens SIPART PS2 Operating Instructions Manual

Diagnostics and troubleshooting
12.1 Output of system messages in the display
Message Line
Up Down Automat‐
EX UP X
EXDWN X
EXPSt
InPSt
FST X
SRT X
MSRT X
VPT X
LEAKR X
12.1.2

System messages before initialization

Remarks about the tables:
nn
/
Messages before initialization (first commissioning)
Message Line
Up Down
CPU X
Start X
Pnnn.n X
P--- X
NOINI X
250
Operating mode
Manual P man‐
ic mode ual mode
X
X
X
X
X
X
X
Stands for variable numeric values
Error symbol
(slash): the texts on the left and right of the slash flash alternately
Meaning / cause
Message after application of electrical auxili‐
ary power
Potentiometer voltage of a non-initialized po‐
sitioner (P-manual mode) (actual position val‐
ue in % of the measuring range).
Measuring range was exceeded, the potenti‐
ometer is in the inactive zone, the transmis‐
sion ratio selector or the effective lever arm
are not adjusted as per the actuator travel.
Positioner is not initialized.
Meaning / cause
Actuator is moved to the upper
endstop by the binary input.
Actuator is moved to the lower
endstop by the binary input.
The partial stroke test was activa‐
ted, e.g. by the binary input.
Cyclic partial stroke test.
Full stroke test running.
Step response test running.
Multi-step response test running.
Valve performance test running.
A leakage test started by commu‐
nication is running.
Measure
● Maintenance
● Check whether the complete travel can be
covered using the
that "P---" is never displayed.
● Execute the initialization process.
● Switch the transmission ratio selector to
90°, especially in the case of part-turn
actuators.
● Adjust the effective lever length of linear
actuators as per the measuring range.
● Start initialization.
Operating Instructions, 05/2019, A5E00127926-AC
Measure
and buttons and
SIPART PS2 with PROFIBUS PA