Honeywell TB7220U Installation Instructions

TB7220U ULTRASTAT PROGRAMMABLE THERMOSTAT
7 62-0223—1
Sensor Wiring for Temperature Averaging
Fig. 17. Wiring four T7770A1006 (20K ohm) Sensors.
Fig. 18. Wiring two T7770A3002 (10K ohm) Sensors to
provide a temperature averaging network.
Fig. 19. Wiring two T7770A1006 (20K ohm) Sensors
and one T7770A3002 (10K ohm) sensor to provide a
temperature averaging network
Fig. 20. Wiring four C7189U (10K ohm) Sensors to
provide a temperature averaging network.
M22831
S1 S2
TT
SUBBASE
T7770A
TT
T7770A
TT
T7770A
TT
T7770A
M22933
S1 S2
SUBBASE
T7770A3002
T4 T3
T7770A3002
T4 T3
1
11
THE T7770A3002 IS A 10K OHM SENSOR.
M22934
T4 T3
T7770A3002
1
1
THE T7770A3002 IS A 10K OHM SENSOR.
S1 S2
TT
SUBBASE
T7770A1006
TT
T7770A1006
M23027
WIRES MUST HAVE A CABLE SEPARATE
FROM THE THERMOSTAT CABLE.
1
1
C7189
C7189
C7189 C7189
S1 S2
SUBBASE

Honeywell TB7220U Specifications

General

Brand	Honeywell
Model	TB7220U
Category	Thermostat
Language	English