MASTER/SLAVE SETUP
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.
CABLE REQUIREMENTS:
•2 Conductor (wire)
•18 AWG or better
•Shielded (overall foil)
•Drain Wire
Conduit
Drain Wire
Shielded Cable
Master Board
“MS1” 
“MS2”
Slave Board
“MS1” 
“MS2”
Conduit between Master and Slave
2 2 | VIKING TECHNICAL SUPPORT 1.800.908.0884 |
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