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SUBBASE
T5
T6
T7
T4
NOTE 1.
WHEN USING THE WIRELESS TR23 SENSOR WITH THE T7350 BE SURE TO
USE THE RELATIVE SCALE SETPOINT KNOB.
NOTE 2.
WHEN USING THE WIRELESS TR21 SENSOR WITH THE T7350, DO NOT WIRE
TERMINAL 5 AND TERMINAL 6.
DIP Switch Labels
This device is packed with tear-off DIP switch labels you can attach to the receiver and indicate which DIP switches are on and
off.
Fig. 8. Wall module DIP switches and Receiver DIP switches S1, S2, and S3. Figure shows an example of sensor DIP
TESTING FOR SIGNAL
STRENGTH
When the receiver is powered and batteries are placed in the
wall module, communication will begin automatically within 2
seconds. The receiver RF signal light will flash every 30
seconds to confirm each transmission. You can force
immediate communication by pressing the signal strength
button on the side of the wall module with a 1-1.6 mm
T3
OS
OS
AS
AS
X
RH
RC
Fig. 7. Wiring receiver to T7350 thermostat.
DEVICE
CONTROLLER SELECTION
S1
S2
1
2
3
4
5
6
1
2
3
4
5
6
ON
ON
ON
1 2 3 4 5 6
1 2 3 4 5 6
S1 DIP
S2 DIP
switches matching S2 and S3 DIP switches on receiver.
TR21-WS, TR23-WS, TR21-WK, TR23-WK, WRECVR
W2
Y2
AUX
W1
Y1
G
POWER
RFSignal
S3
1
2
3
4
5
6
1 2 3 4 5 6
S3 DIP
diameter probe with flat or rounded face (a common paperclip
will do) (see Fig. 9). This may be required to initiate
communication when replacing a wall module.
The signal strength LED next to the signal strength button will
light up on the side to show the relative signal strength. The
signal strength LED will initially light amber when the signal
strength button is pressed to verify that you are pressing the
signal strength button. When you release the signal strength
button, the light will behave as shown in Table 1.
5
ON
ON
1 2 3 4 5 6
1 2 3 4 5 6
M29053
POWER
M28646
62-0291—09
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