Honeywell PRO TH4210D User Manual

PRO TH4210D Programmable Thermostat
5
1 Power supply. Provide disconnect means and overload protection as required.
2 Optional 24 VAC common connection.
3 Use either O or B terminals for changeover valve.
4 L terminal is powered continuously when thermostat is set to Em Heat.
5 Install field jumper between E and Aux if there is no emergency heat relay.
Wiring diagram

Honeywell PRO TH4210D Specifications

General

Brand	Honeywell
Model	PRO TH4210D
Category	Thermostat
Language	English