Honeywell TR21, TR22, TR23, TR24 Wiring and DIP switch settings:

TR21, TR22, TR23, AND TR24 WALL MODULES
62-0267—09 4
Wiring and DIP switch settings:
See Table 1 to determine DIP switch positions and terminal usage for each controller.
Table 1. DIP Switch Settings and Terminal Connections.
Controller Model(s) TR23-TR24 DIP Switch Settings TR22-TR24 Terminal Connections
No fan switching from sensor
XL1O:
W7750, W7751, and W7752
Spyder: PUL, PVL
T7350: Use +/- offset knob
only!
NOTE: These switch positions are the factory
default settings for non-fan models.
Fan switching from sensor.
W7753
Spyder: PUL, PVL
XL5000:
Excel 600/500/100/80/50
•Used with TR23, TR24,
TR22-F5, TR23-F3, and
TR23-F5 models.
Any controller noted above.
For humidity models – TR21-H
and TR23-H only!
M28128
DIP SWITCH S3
(TR23 AND TR24 ONLY.)
ON
SW1SW2 SW3
DIP SWITCH S2
ON
SW1 SW2
DIP SWITCH
S1
ON
SW1 SW2
1DIP SWITCH S1 FOR HUMIDITY MODELS ONLY.
1DO NOT CHANGE THIS
SWITCH POSITION.
111109876543212
GND
SENSOR
LON +
LON -
SETPT
LED
OVERRIDE
M28133
NOT USED ON TR24
NOT USED ON TR22
M28129
ON
SW1SW2 SW3
DIP SWITCH S2
ON
SW1 SW2
DIP SWITCH
S1
ON
SW1 SW2
1DIP SWITCH S1 FOR HUMIDITY MODELS O NLY.
1DO NOT CHANGE THIS
SWITCH POSITION.
DIP SWITCH S3
(TR23 and TR24 ONLY.)
111109876543212
GND
SENSOR
LON +
LON -
SETPT
LED
OVERRIDE
FAN
M31112
NOT USED ON TR24
NOT USED ON TR22
M31110
DIP SWITCH S3
(TR23 and TR24 ONLY.)
ON
SW1 SW2 SW3
DIP SWITCH S2
ON
SW1 SW2
DIP SWITCH
S1
ON
SW1 SW2
1DIP SWITCH S1 FOR HUMIDITY MODELS ONLY.
1DO NOT CHANGE THIS
SWITCH POSITION.
111109876543212
GND
SENSOR
LON +
LON -
SETPT
LED
FAN
OVERRIDE
M31111
BYPASS RET
NOT USED
ON TR24
NOT USED ON TR22
M28132
0 TO 10 VDC 0 TO 5 VDC 4 TO 20 mA
DIP SWITCH S1
ON
SW1 SW2
ON
SW1 SW2
ON
SW1 SW2
111109876543212
M28137
HUM
24 VAC
REFER TO CONTROLLER SPECIFIC
WIRING ABOVE FOR TERMINAL
CONNECTIONS 1 THROUGH 10.