Siemens simatic et 200s Operating Instructions Manual page 142

1PosInc/Analog
4.6 Functions of the 1PosInc/Analog
Search for reference: Causes of Errors for POS_ERR
You must find out the causes of errors with JOB 15 (displays current values).
Error Number
3
10
11
13
142
Cause
ERR_ENCODER is displayed
Search for reference: Reference point
coordinates ≥ end of rotary axis
Search for reference: No reference signal found
up to the limit switch or between the limit
switches
Direction of rotation of the drive and the
encoder varies
What to Do
Check the encoder wiring
Check your switches, the encoder and the
wiring
Check the wiring of the drive and the encoder
as well as the parameters for the reversal of the
direction of rotation and adapting the direction
of the drive.
Operating Instructions, 05/2007, A5E00124871-04
ET 200S Positioning