ALL WIRING MUST BE DONE BY AN AUTHORIZED ELECTRICIAN
!
AND MUST COMPLY WITH APPLICABLE CODES, LAWS AND
REGULATIONS. BE SURE POWER IS OFF BEFORE DOING ANY
WIRING TO AVOID ELECTRICAL SHOCKS AND EQUIPMENT DAM-
WARNING
AGE.
T
EMPERATURE PROBES
1
Connecting the Probes
The controller is supplied with one temperature probe connected to terminal
# 1. Three additional indoor probes can be connected to improve accuracy
and reaction times.
Use terminals # 2, 3 and 4 to connect additional indoor probes, as
shown on the wiring diagram enclosed.
Switches are used to activate or deactivate the additional probes connected
to the controller. Activate each additional probe by setting the appropriate
switch to ON:
Switch # 3 activates the probe connected to terminal # 2.
Switch # 4 activates the probe connected to terminal # 3.
Switch # 5 activates the probe connected to terminal # 4.
CAUTION:
supply. Be sure that probe cables remain insulated from all high voltage
sources. In particular, do not route the probe cables through the same
electrical knockout as other cables. Do not connect the shield from the probe
cable to a terminal or a ground.
Probes operate at low voltage and are insulated from the
TC4-NVS
TC4-NVS.rev.04
11