User Guide

ViewStat Installation and Wiring
32
ViewStat Communicating Thermostat
Boiler with AC (two transformers) configuration.
FIG. 21 Boiler with AC (two transformers) configuration
ViewStat
(from MiniVerter)
Black
(common)
Red
(power)
IMPORTANT! The B terminal is for reversing valve-heat. DO NOT connect the B
terminal to the common side of the transformer.