Pepperl+Fuchs WCS DG310, Manual

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WCS DG310
Appendix
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5.4 Data from WCS Reader
Meaning of A1 and A0
Function number for WCS reader F0=0 (send position value)
Function number for WCS reader F0=1 (send diagnosis result)
A1 A0 Reader address
0 0 Read head address 0
0 1 Read head address 1
1 0 Read head address 2
1 1 Read head address 3
DB ERR OUT Description
Optical state
of WCS reader
0 0 0 Current position value binary coded in P00...P18 Good
0 0 1 WCS reader outside of the code rail, not a position
value Good
P0...P18=0: WCS reader partly outside the code
rail
P0=1, P2 to P18=0: WCS reader completely
outside of the code rail
1 0 0 Current position value binary coded in P00...P18 Poor
1 0 1 No position value, WCS reader outside of the code
rail Poor
X 1 X No position value, error message from WCS
reader, error number binary coded in P00...P18 -
DB ERR OUT Description
Optical state
of WCS reader
1 0 0 Diagnosis invalid, WCS reader not outside of the
code rail -
1 0 1 Diagnosis result in P16...P18
P16...P18=0 Good
P16...P18>0 Poor
X 1 X Error message from WCS reader, error message
binary coded in P00
P04
-