Modes and Jobs
9-32
FM 351 Positioning Module
C79000-G7076-C351-02
9.10 Read Encoder Data
Definition
With the “read encoder data” job, you read the current data of the encoder and the
value of the absolute encoder adjustment.
Requirements
You can read out the value for the absolute encoder adjustment after executing the
“set reference point” job (see Section 8.6, page 8-19).
Sequence of the Job
1. Set the trigger bit in the channel DB (ENCVAL_EN=1).
2. The data are stored in the channel DB.
Data Used in the Channel DB
Address Name Type Initial Value Comment
37.2 ENCVAL_EN BOOL FALSE 1 = read encoder values
124.0 ENCVAL DINT L#0 Encoder actual value (internal representation)
128.0 ZEROVAL DINT L#0 Last zero marker value (internal representation)
132.0 ENC_ADJ DINT L#0 Absolute encoder adjustment
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