SERIES 90 MODUTROL IV™ MOTORS
Dimensions: See Fig. 1.
221508A Resistor Board plugs onto Series 90 Motor quick-
connect wire terminals. Provides same functionality as
4074BYK, 4074EAU, 4074EDC, or 4074EED Resistor Kits.
4074BYK Series 90 Resistor Kit provides for unison control of
up to six Series 90 Motors.
Electrical Ratings: See Table 3.
Control Inputs: Proportional, Series 90.
4074EAU W973 Resister Kit provides for control of two or
three Series 90 Motors from a W973 Single-zone Logic
Panel or W7100 Discharge Air Controller.
NOTE: Motor Series 90 control can be either Electronic, or
Mechanical (135 ohm).
4074EDC 4-20 mA Resistor Kit drives one Series 90 Motor
from a 4-20 mA controller.
Auxiliary Switch Ratings: See Table 4.
4074EED Unison Control 4-20 mA Resistor Kit provides for
control of up to four Series 90 Motors from one 4-20 mA
controller.
4074ERU Weatherproofing Kit provides NEMA 3 rating for
Modutrol IV Motors mounted in position other than upright.
4074EZE Bag Assembly with parts to provide CE compliance.
7617ADW Crank Arm approximately 0.75 inch shorter than
7616BR Crank Arm. Can rotate through downward position
and clear base of motor without requiring use of adapter
bracket.
ES650-117 Explosion-Proof Housing encloses motor for use
in explosive atmospheres. Not for use with Q5001 (or any
other valve linkages). Order separately from O-Z/Gedney
Inc. To order, contact: O-Z/Gedney, Nelson Enclosures and
Controls, (918) 641-7381 or (918) 641-7374; or write to:
O-Z/Gedney, Nelson Enclosures and Controls
P.O. Box 471650
Ambient Temperature Ratings:
Maximum: 150°F (66°C) at 25% duty cycle.
Minimum: -40°F (-40°C).
NOTE: 25% duty cycle indicates that the motor operates for
6 out of every 24 hours.
Dead Weight Load On Shaft:
Power or Auxiliary End: 200 lb (90.8 kg) maximum.
Maximum Combined Load: 300 lb (136 kg). (Dual shaft
motors only.)
Crankshaft: 3/8 in. (9.5 mm) square. (Some models have
double-ended shafts.)
Stroke:
Fixed Stroke Models: Available 90° or 160°.
Adjustable Stroke Models: Available field adjustable from
90° to 160° (See Stroke Setting Procedure).
Tulsa, OK 74147-1650
Requires Honeywell 7617DM Coupling.
Q100 Linkage connects Modutrol motor to V51 Butterfly
®
Valve. Requires the 220738A adapter bracket (packed with
TRADELINE Modutrol IV motors).
Timing And Torque: See Table 5.
Q181 Auxiliary Potentiometer for sequence or unison control
of 1 to 4 additional modulating (Series 90) motors.
Q209E,F Potentiometer limits motor minimum position.
Q5001 Bracket and Linkage Assembly connects Modutrol
motor to a water or steam globe valve.
Approvals:
Underwriters Laboratories Inc. Listed: File No. E4436, Guide
No. XAPX.
Canadian Standards Association Certified: General Listed File
No. LR1620, Guide 400-E.
Q605 Damper Linkage connects motor to damper. Includes
motor crank arm.
Q607 External Auxiliary Switch controls auxiliary equipment
as a function of motor position.
NOTE: CE compliance can be attained with the proper
accessories (such as the 4074EZE).
Q7130A Interface Module with selectable voltage ranges
(4-7 Vdc, 6-9 Vdc, and 10.5-13.5 Vdc) adapts motor to
M71XX function.
Q7230A Interface Module with selectable control (2-10 Vdc or
4-20 mA) and adjustable zero and span adapts motor to
M72XX function.
Accessories:
198162JA Internal Transformer; 24 Vac 50/60 Hz primary,
24 Vac secondary (for electrical isolation).
198162EA Internal Transformer; 120 Vac 50/60 Hz primary,
24 Vac secondary.
198162GA Internal Transformer; 220 Vac 50/60 Hz primary,
24 Vac secondary.
198162AA Internal Transformer; 120/208/240 Vac 50/60 Hz
Q7330A Interface Module for W936 Economizer applications
adapts motor to M73XX function.
Q7630A Interface Module for 14-17 Vdc control with minimum
primary, 24 Vac secondary.
position capability adapts motor to M76XX function.
220736 Internal Auxiliary Switch Kit can be field-installed on
TRADELINE models. One- (220736A) and
Two- (220736B) switch kits available.
220741A Screw Terminal Adapter converts the standard
quick-connect terminals to screw terminals.
221455A Infinitely Adjustable Crank Arm approximately 0.75
inch shorter than the 4074ELY Crank Arm, can rotate
through downward position and clear base of motor without
requiring use of adapter bracket.
Table 2. Modutrol Motor Cross-Reference.
Original Motor
M944A,C,D, M954
M965, M975
M934D
Replacements
M9181, M9194, M9191, M9194
M9172, M9175
M9161, M9164, M9171, M9174
M9182, M9185, M9183, M9186
M9481, M9484, M9491, M9494
M945A,D,F, M955
M941
3
63-2190—3
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