Siemens SIPART Series User Manual

Alarm, error, and system messages
10.4 Fault correction
SIPART PS2 with and without HART
226 Operating Instructions, 10/2013, A5E00074631-11
10.4.2
Remedial measures table 1
Fault profile (symptoms)
Possible cause(s)
Remedial measures
• Positioner remains in "RUN 1". • Initialization started from the end
position and
•
The response time of a maximum of
1 minute was not observed.
• Network pressure not connected or
it is too low.
• A waiting time of up to 1 minute is
essential.
• Do not start initialization from the
end position.
• Provide the network pressure.
• Positioner remains in "RUN 2". • Transmission ratio selector and
parameter 2
• "YAGL" and the real stroke do not
match.
• Incorrectly set stroke on the lever.
• Piezo valve does not activate.
• Check settings: see leaflet: "Device
view (7)" picture as well as
parameters 2 and 3
• Check the stroke setting on the
lever. See table 2
• Positioner remains in "RUN 3". • Actuator actuating time is too high. • Open the restrictor completely
and/or set the pressure PZ (1) to
the highest permissible value.
• Use a booster if required.
• Positioner remains "RUN 5", does
not go up to "FINISH" (waiting time
> 5 min).
• "Gap" (play) in the positioner -
actuator - control valve system
• Part-turn actuator: check for the
firmness of the grub screw of the
coupling wheel
• Linear actuator: check for the
firmness of the lever on the
positioning shaft.
• Remove any play between the
actuator and the control valve.
Fault table 1
See also
Cleaning of the screens (Page 232)
Operation with boosters (Page 269)

Siemens SIPART Series Specifications

General

Brand	Siemens
Model	SIPART Series
Category	Accessories
Language	English