Brochure

432 70-6910
Modutrol IV Motors
Dimensions in inches (millimeters)
M18998D
4-7/8
(124)
5-1/2
(140)
13/16
(20)
4-1/16 (103)
1/4
(7)
1-1/2 (37)
5-1/2 (140)
JUNCTION
BOX
MOTOR
AUXILIARY
END
POWER
END
ADAPTER
BRACKET
2-9/16
(66)
5-3/8
(137)
6-7/16
(164)
9/16 (15)
3/4
(19)
TOP VIEW OF BRACKET TOP VIEW
4-5/8
(116)
4-1/4
(107)
2-5/16
(58)
11/16
(17)
4-7/8 (124)
5-9/16 (141)
1/4 (7)
5-13/16
(148)
1
POWER END
2
3
1-1/2 (37)
3/4
(19)
SPRING RETURN MODEL SHOWN
FOR 60 LB-IN. SPRING RETURN MODELS 8-3/4 (222).
FOR NON-SPRING RETURN MODELS 7-5/16 (185).
FOR 60 LB-IN. SPRING RETURN MODELS (SHOWN).
FOR NON-SPRING RETURN MODELS.
1
2
3
13/16
(20)
Typical wiring for M7685 motors
1
2
3
T1
T2
C
R
4
3
1
L1
L2
(H OT )
+
-
2
2
3
DAMPER MOTORS
WHITE
RED
MODULATING
dc VOLTAGE
SOURCE
MINIMUM
POSITION
POTENTIOMETER
EXTERNAL
CONTROL
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND
OVERLOAD PROTECTION AS REQUIRED.
IF MINIMUM POSITION POTENTIOMENTER IS NOT USED,
JUMPER TERMIALS 3 AND 4.
TRANSFORMER MAY BE INTERNAL OR EXTERNAL.
M13727A