Browse FAQs

Is LL984 supported by the M580 in Unity Pro?

Published date: 03 December 2018

984 Ladder logic does not seem to be available on a specific Unity Project.

Product line
Unity Pro, M580

984 programming was added beginning with Unity Pro XL V11.0. It is only available on the models listed below.

Standalone BMEP584040, 5040 and 6040.

Hot standby BMEH584040 and 6040.

Safety BMEP584040S **requires XLS v13.0 or greater.

If your project meets all of the above requirements and you still do not see 984 sections as an option, be advised that the Ladder Logic 984 (LL984) option must be checked. It can be found by going to Tools->Project Settings->Program->Languages.


Was this helpful?

What can we do to improve the information ?

Can't find what you are looking for?

Reach out to our customer care team to receive information on technical support, assistance for complaints and more.