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INSTALLATION INSTRUCTIONS
Diagram 1: 2-Way Communication Wiring (5 Wire)
6
Note: 2-way communication provides 2-way capable
equipment with temperature & humidity data to
optimize performance.
A link icon (see page 14) will be displayed on the
thermostat when a successful 2-way connection has
been made.
For make up air models: To deliver make-up air only
when a room is occupied, be sure to enable mode
"E" in the auxiliary controls of the air conditioner.
Note: Colors Mentioned on Diagram Match Leads
on Zoneline 2-Way Connector below.
Red - R – 24V AC
Black - Common
Blue - Data A+
White/Blue - Data B-
Brown - RS485 GND
31-5000842 Rev. 0
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