Honeywell Round Professional Install Manual page 10

Power open hot water zone valve
Two wire powered humidifier, dehumidifier, ventilator
Single wire non-powered humidifier, dehumidifier, ventilator, or
dehumidification with low speed fan
C
Common wire (optional)
W Heat relay
R
Power
U1
Universal relay
U2 Universal relay
U1
Universal relay
10
Notes
• Thermostat C wire
is optional for this
application. C wire
required if Homekit is
used.
• Set the R Jumper Switch
on the wall plate to R
Notes
• Set the Universal Jumper
Switch on the wall plate
to 2 Wire
Notes
• Set the Universal Jumper
Switch on the wall plate
to 1 Wire