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3 Controlling Operation and Data Output with Ethernet
3-1-12
PLC Tags and Serial Command Names
PLC tags are separated into IN and OUT for data direction. Within the IN and OUT groups, the tags
are sub-divided into fixed Status and Control fields, plus user-defined linked data fields. This table
shows how PLC tag names correspond to serial commands.
i
When GoOnline is changed from 0 to 1, Online goes to 1.
ii
When GoOffline is changed from 0 to 1, Online goes to 0.
iii
TrigReady, AcqBusy, ExpBusy, InspBusy, and InspStat are all IN-direction dta only.
iv
Bool1-Bool64 are mapped to PLC tags in the IN assembly. Bool101-Bool164 are mapped to PLC tags in
the OUT assembly. Bool members numbered 65-100 and 165-200 are accesssible via Explicit Message
only.
v
For int, long, float, and string data:
Data memners numbered 1-10 are mapped to PLC tags in the IN assembly.
Data memners numbered 101-110 are mapped to PLC tags in the OUT assembly.
Data memners numbered 11-100 and 111-200 are accessible via Explicit Message only.
3-28
F440-F/F430-F/F420-F Series Smart Camera User's Manual for Communication Settings (Z444)
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