Install Instructions

T775U SERIES 2000 CONTROLLER WIRING APPLICATION EXAMPLES
62-0255–03 8
WIRING APPLICATION EXAMPLES
Fig. 12 – 18 illustrate typical controller wiring for various
applications.
NOTE: For a wiring example of three Series 90 Modutrol
Motors, refer to the T775A/B/M Series 2000
Electronic Stand-alone Controllers Installation
Instructions (form 62-0254).
Fig. 12. Wiring for Two-stage Control – 24 Vac Input
and 24 Vac Load.
Fig. 13. Wiring for Two-stage Control with 120 or 240
Vac (120 Vac Input and 120 Vac Load).
Fig. 14. Wiring for mod motor or direct coupled
actuator with 4 to 20 mA control input.
Fig. 15. Wiring for Digital Input (dry contact).
L1
(HOT)
L2
24 VAC
COM
NO
COM
NO
M24554A
C
S
V
T
T
–
+
LOAD 2
LOAD 1
C
NO
NC
C
NO
NC
C
+
FOR SPECIFIC SENSOR WIRING (TEMPERATURE, HUMIDITY,
PRESSURE, ETC), REFER TO THE SENSOR WIRING SECTIONS
BEGINNING ON PAGE 4.
1
1
C
NO
NC
C
NO
NC
COM
LOAD 2
LOAD 1
NO
COM
NO
COM
120V
M24555A
2
2
FOR SPECIFIC SENSOR WIRING (TEMPERATURE, HUMIDITY,
PRESSURE, ETC), REFER TO THE SENSOR WIRING SECTIONS
BEGINNING ON PAGE 4.
FOR 240 VAC LOAD, CONNECT TO 240 TERMINAL.
C
+
120
COM
240
C
S
V
T
T
–
+
1
1
USE SEPARATE TRANSFORMER FOR T775 WHEN USING 24 VAC.
1
M24557A
MODULATING OUTPUT
TERMINAL (MOD 1)
B
R
W
+
–
B
R
W
+
–
POWER
OUTPUT
1
T1 T2 – +
HONEYWELL MODUTROL MOTOR WITH
4-20 mA MODULATING INPUT
M24559
DIGITAL
INPUT
+
–