Issue
An M580 controller is needed that supports 984 Ladder Logic.
Product line
Unity Pro, M580
Resolution
Only the following M580 controllers support 984 Ladder Logic programming:
BMEH584040
BMEH586040
BMEP584040
BMEP585040
BMEP586040
BMEH584040S
BMEH586040S
BMEP584040S
BMEP586040S
**minimum Unity Pro v11.0
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