Honeywell T775A Series Installation Instructions Manual page 9

.
HONEYWELL MODUTROL MOTOR WITH
VOLTAGE CONTROL INPUT
T1 T2 C R
F
1
POWER
MODULATING OUTPUT
TERMINAL (MOD 1)
1 USE SEPARATE TRANSFORMER FOR T775R WHEN USING 24 VAC.
Fig. 18. Wiring for Mod Motor or Direct Coupled
Actuator with 0 to 10 Vdc Control Input
HONEYWELL ELECTRONIC
SERIES 90 MODUTROL MOTOR
T1 T2 B R W
POWER
2
MODULATING
OUTPUT
TERMINAL
(MOD 1)
1 TO VERIFY OUTPUT, TEST OPEN CIRCUIT VOLTAGE BETWEEN
THE MOD 1 TERMINALS W AND R.
- MINIMUM (DRIVE CLOSED) SIGNAL LESS THAN 0.17 VDC
- MAXIMUM (DRIVE OPEN) SIGNAL IS GREATER THAN 1.7 VDC
2
USE SEPARATE TRANSFORMER FOR T775R WHEN USING 24 VAC.
INSERT 340 OHM RESISTOR (INCLUDED) ACROSS TERMINALS R AND W.
3
Fig. 19. Wiring for Series 90 Modutrol Motor Control
T775A/B/M SERIES 2000 ELECTRONIC STAND-ALONE CONTROLLERS
B
–
R
+
W
B
–
R
+
W
1
B
–
R
3
+
W
B
–
R
W +
.
HONEYWELL
ELECTRONIC SERIES 90
MODUTROL MOTOR
T1 T2 B
1
POWER
MODULATING OUTPUT
TERMINAL (MOD 1)
1 USE SEPARATE TRANSFORMER FOR T775R WHEN USING 24 VAC.
M24483A
A 250 OHM RESISTOR PROVIDES 40% AUTHORITY WHEN
2
USING A 150 OHM MINIMUM POSITION POTENTIOMETER.
3 INSERT 340 OHM RESISTOR (INCLUDED) ACROSS TERMINALS R AND W.
Fig. 20. Wiring for Changeover Relay and
Minimum Position Potentiometer Used
with Series 90 Modutrol Motors.
M24484A
9
MINIMUM POSITION
POTENTIOMETER
(Q209)
W R B
R W
B
–
R
+
W
B
3
–
R
+
W
SPDT CHANGEOVER
(H205 OR H705)
2
M24485A
62-0254—13