Reversing The Action - Siemens SIPART PS2 Service Manual

Troubleshooting Procedures

3.21 Reversing the Action

3.21 Reversing the Action
There are two ways to invert the action and display, one requires re-initialization.
No re-initialization procedure
This procedure inverts the physical action and display of the positioner.
● Parameter "SDIR" reverses the physical action
– From AUT or MAN mode, press
– Continue to press
– If "SDIR" Parameter displays "riSE" change to "FALL" or vice versa.
● "YDIR" Parameter reverses the display and feedback signal.
– Continue to press
– If "YDIR" Parameter displays "riSE" change to "FALL" or vice versa.
– To return to Automatic mode, press and hold
– Press
● Note: If using the alarm card and/or advance diagnostics, the alarm thresholds values
may not match actual valve position. To correct this, use the following procedure to
reverse the action.
Re-initialization Procedure (Firmware 5.00.00 or greater)
Firmware number is printed on PS2 nameplate. Also, the display flashes firmware number
when exiting configuration mode.
Change Parameter 1 to the inverse functions:
● From AUT or MAN mode, press
left hand corner.
● Continue to press
● Change parameter 1 value to its inverse. For example: change "turn" to "-turn".
● When Parameter 1 is changed, the unit must be re-initialized. See Intialization procedure
(Page 50)for more details.
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the lower right corner.
button until "SDIR" Parameter is reached.
Use and/or buttons to change option.
button until "YDIR" Parameter is reached.
Use and/or buttons to change option.
now be in Manual mode.
button one time to return to Automatic mode.
button until Parameter 1 is reached.
button for 5 seconds. Observe parameter name in
button for 5 seconds. The unit will
button for 5 seconds. Observe number in the lower
Service Manual, 03/2017, A5E36661550-AA
PS2 Troubleshooting Guide