VIKING TECHNICAL SUPPORT 1.800.908.0884
2 2
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
Condui
t