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VIKING TECHNICAL SUPPORT 1.800.908.0884
22
Two Wire Communication
!
IMPORTANT: DO NOT run the Master/Slave communication cable in the same conduit
or within 12” of 115 - 230v power supply cables.
! Technical Tip: DO NOT set the “Timer” and/or “Overlap” features on both operators
Control Boards. Only turn these features on at the Master Control Board.
MASTER/SLAVE SETUP
CABLE REQUIREMENTS:
•
2 Conductor (wire)
•
18 AWG or better
•
Shielded (overall foil)
•
Drain Wire (non-insulated or bare wire)
Master Board
“MS1”
“MS2”
Conduit between
Master and Slave
Slave Board
“MS1”
“MS2”
Drain Wire
Shielded Cable
Conduit