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Modutrol IV Motor
M9175; M9185; M9186
M9175; M9185; M9186
Series 90 Modutrol™ IV Motors
spring return modulating
proportional control motors used
with controllers that provide a
Series 90 output to operate
dampers or valves.
SPECIFICATIONS
Application Type ..................................Damper; Valve
Fail Safe Mode .....................................Spring Return
Control Signal .......................................Proportional, 135 ohm
Torque/Force ........................................60 lb-in. (6.8 Nm)
External Auxiliary Switches Available ..Yes
Auxiliary Switch Ratings
AFL - 120 Vac .......................................7.2A
Auxiliary Switch Ratings
ALR - 120 Vac ......................................43.2A
Auxiliary Switch Ratings
AFL - 240 Vac .......................................3.6A
Auxiliary Switch Ratings
ALR - 240 Vac ......................................21.6A
Feedback .............................................No
Electrical Connections .........................Quick-connect terminals
Frequency ............................................50 Hz, 60 Hz
Mounting ..............................................Foot-mounted
Motor Shafts .........................................Dual-ended shaft
Shaft Shape ..........................................Square
Shaft Dimensions .................................0.375 in. (10 mm)
Deadweight Load on Shaft
(Either End) ..........................................200 lb.
Deadweight Load
(Combined on both Shafts) ..................300 lb.
Ambient Temperature Range ...............-40 F to 150 F (-40 C to 60 C)
Weight ..................................................8.5 lb
APPROVALS
Canadian Standards Association .........Certified: File No. LR1620,
Guide No. 400-E
Underwriters Laboratories, Inc. ............Listed File: E4436, Guide:
XAPX
ACCESSORIES
Q7230A1005—Interface module, provides adjustable zero & span,
voltage or current control
220736A—Internal Auxiliary Switch Assembly - 1 Switch
220736B—Internal Auxiliary Switch Assembly - 2 Switches
50017460-001—24/120/230 Vac Internal Transformers for Series 2
Motors
50017460-003—120 Vac Internal Transformers for Series 2 Motors
4074ERU—Weatherproofing kit. Protects motor from driving rain when
mounted in any position
221455A—Infinitely adjustable Motor Crank Arm
FEATURES
• Integral junction box provides NEMA 3 weather protection if
motor is mounted in the upright position.
• Integral spring return returns motor to normal position when
power is interrupted.
• Motor and circuitry operate from 24 Vac.
• Quick-connect terminals are standard; screw terminal
adapter is available.
• Adapter bracket for matching shaft height of older motors is
available.
• Motors have field adjustable stroke (90 to 160 degrees).
• Integral auxiliary switches are available factory mounted, or
can be field added.
• Spring return motors can operate valve linkages from power
end or auxiliary end shafts for normally closed or normally
open valve applications.
• All models have dual shafts (slotted and tapped on both
ends).
• All models have auxiliary switch cams.
• Fixed torque throughout the entire voltage range.
DIMENSIONS DIAGRAM
4-7/8
(124)
5-1/2
(140)
13/16
(20)
4-1/16 (103)
1/4
(7)
1-1/2 (37)
4-1/16 (103)
JUNCTION
BOX
MOTOR
AUXILARY
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
4-5/8
(116)
1
2
3
1-1/2 (37)
3/4
(19)
SPR
F
F
F
F
1
2
3
13/16
(20)