Issue:
VariTrac III CCP: Losing comm randomly on the comm 4 link
Resolution:
Use the right wire (purple comm 4 wire)
Make sure the shield is handled correctly.
Make sure the wire does not run by any noise source (VFDs, lighting ballasts, etc.)
Make sure the wire is not run in conduit with power wires.
Make sure there are no VAV 4.1 boards on the link.
Â
Other Question/Problem/Cause Statements:
- VariTrac III CCP: Losing comm randomly on the comm 4 link
Facts:
- VariTrac III Central Control Panel (CCP)
Original wave: wave1976
Document Identifier: DOC-78488
Document Identifier: 7848