DCN 141-01128-04 10/6/08
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INSTALLATION
Remote Temperature Sensors
The TZ43 can accept up to 2 remote temperature sensors. The first sensor (RS1) will replace the internal
temperature sensor of the TZ43. The second sensor (RS2) can either be an averaging sensor or an
Outside sensor.
Remote sensors compatible with the TZ43 need to have the following characteristics:
10K NTC Thermistor
A-Curve, Type II, Type III curves
Compatible RCS Remote sensors are:
OS5 – Outdoor Sensor (A-Curve)
RSxx – Indoor Surface Mount (Type II)
RSxx – Indoor Flush Mount (Type II)
Note: When using remote sensors it is important to properly configure the TZ43 for the particular
sensor type. This menu option is located in Installer Settings – Remote Sensors. Failure to
properly configure the sensor will result in in-accurate temperature readings.
Remote Sensor 1
Remote Sensor 1 (RS1) if installed will replace the internal temperature sensor of the TZ43. This allows
the TZ43 to be located in a location different than the area where the temperature will be measured.
Wire specification: 2 conductors, 22Ga twisted pair or Cat 3/5 wire, 100ft maximum length
Remote Sensor 2
Remote Sensor 2 (RS2) if installed will be averaged with the primary temperature sensor (either the TZ43
internal sensor or RS1). Optionally RS2 can be configured to be an outside temperature sensor by
selecting the RS2 location in the Installer Settings – Remote Sensor menu. When configured as an
outside sensor the RS2 temperature reading will be displayed on the top of the thermostat screen.
Wire specification: 2 conductors, 22Ga twisted pair or Cat 3/5 wire, 100ft maximum length
RS2 Sensor
RS2