To Wire And Mount The Duct Rh Sensor - Carrier SPS Installation Manual

To wire and mount the Duct RH sensor

Drill a .75 inch (1.9 cm) diameter hole in the duct where the sensor is to be mounted.
1
Insert the stainless steel probe into the hole until the foam contacts the duct, then attach the RH sensor
2
using the 2 self-tapping screws provided.
Remove the cover.
3
On the probe unit, remove the knockout's inner ring.
4
If you are not using a .5 inch (1.3 cm) NPT conduit fitting, remove the knockout's outer ring. Tap the ring
5
in 1 or 2 locations with a screwdriver, then remove the ring.
Install your conduit connectors or watertight fittings.
6
Wire the unit for power. See Typical power wiring diagrams for Duct RH and Outdoor RH sensors (page
7
46).
Carrier Sensors
Relative Humidity sensors
43