Browse FAQs

Why is 2-wire Mod Bus wiring not defined in PMM 400/500 operation/installation manual?

Published date: 14 August 2019

Issue:
2-wire Mod Bus wiring is not defined in PMM 400/500 operation/installation manual.

Product line:
PMM 400 / PMM 500


Environment:
PMM 400 / PMM 500


Cause:
2-wire not defined in PMM 400/500 operation/installation manual.  This setup is for RS232 serial Modbus wiring directly to the NMC interface which is located under the MCM controller.


Resolution:

2-wire example for single PMM



2-wire example of 2 PMMs


 





 

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.