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THX9321 PRESTIGE
®
2.0 AND THX9421 PRESTIGE
®
IAQ 2.0 WITH EIM
119 68-0311—01
Wiring guide — Wired Indoor Sensors
Use either the S1/S1 or S2/S2 terminals for wired sensors.
Wiring 4 C7189U1005 sensors (10k ohm) for temperature
averaging network. Select 10K in the Installer Setup (ISU
5030) when using C7189U1005 sensor(s).
Fig. 240. Wiring 4 C7189U sensors.
Wiring 2 TR21 sensors (20k ohm) and 1 TR21-A sensor (10k
ohm) for temperature averaging network. Select 20K in the
Installer Setup (ISU 5030) when using 2 TR21 sensors and 1
TR21-A sensor.
Fig. 241. Wiring 2 TR21 sensors and 1 TR21-A sensor.
Wiring 4 TR21 sensors (20k ohm). Select 20K in the Installer
Setup (ISU 5030) when using TR21 sensor(s).
Fig. 242. Wiring 4 TR21 sensors.
Wiring 2 TR21-A sensors (10k ohm) for temperature averaging
network. Select 20K in the Installer Setup (ISU 5030) when
using 2 TR21-A sensors in series. Note: The TR21-A sensor
must be used in combination with TR21 or TR21-A sensor.
Fig. 243. Wiring 2 TR21-A sensors.
C7189
C7189
C7189
C7189
EIM
M31472
THE NUMBER OF C7189U SENSORS MUST BE
A SQUARE NUMBER (1, 4, 9, 16, ETC.)
1
1
M31473
EIM
TR21-A
T3
T4
TR21 TR21
M31474
EIM
TR21 TR21
TR21 TR21
M31475
EIM
TR21-A
T3
T4
TR21-A
T3
T4