Module Dimensions; Circuit Board - Honeywell TR21 Serie Manual De Instrucciones

Module Dimensions

WITH TEMPERATURE DIAL AND FAN SWITCH (TR22 AND TR23)
4 3/4 (120)
4 9/16 (116)

Circuit Board

Fig. 3 illustrates the location of the terminal block and other features on the TR21, TR22, TR23, and TR24 models' circuit board.
Table 2 on page 4 describes the terminal connections by model number.
TR21-J MODEL
1
TERMINAL
BLOCK
1 2 3 4
LONTALK
CONNECTOR
(TR21-J MODEL ONLY)
1 COMPONENTS VARY WITH MODEL. SEE TABLE 1.
2 NUMBER OF TERMINALS VARIES WITH MODEL.
FACTORY USE ONLY. DO NOT ATTEMPT TO ADJUST.
3
4 DIP SWITCH S1 IS USED FOR HUMIDITY MODELS (TR21-H AND TR23-H) ONLY.
5 SECOND SWITCH (2) ON DIP SWITCH S2 IS FOR FACTORY USE ONLY.
3 (76.5)
70
7/8 (22)
Fig. 2. Wall module dimensions in inches (mm).
TR21 AND TR21-A
MODELS
1
1 2
2
(TR21-H AND TR23-H ONLY)
Fig. 3. Wall module circuit board components.
TR21, TR22, TR23, AND TR24 WALL MODULES
WITHOUT TEMPERATURE DIAL OR FAN SWITCH (TR21 AND TR24)
1 (26.5)
TR21-H, TR22, TR23, AND TR24 MODELS
3
FACTORY
HUMIDITY
POTENTIOMETER
1 2 3
3
FACTORY
TEMPERATURE
SETPOINT
POTENTIOMETER
HUMIDITY
SENSOR
LONTALK CONNECTOR
3
7/8 (22)
4 5 6 7 8 9 10 11 12
ON ON
1 2 1 2
S1 S2
ON
1 2 3
S3
FAN SWITCH
M28139
1
2
TERMINAL
BLOCK
DIP
4
SWITCH
S1
DIP
SWITCH 5
S2
DIP
SWITCH
S3
LED
OVERRIDE
(BYPASS)
PUSHBUTTON
M28140
63-1321ES—04