Series 72 modutrol iv™ motors, Application, Features – Grain Systems PNEG-526 User Manual
Page 156
PRODUCT DATA
63- 2202- 4
® U.S. Registered Trademark
Copyright © 2000 Honeywell • All Rights Reserved
®
Series 72
Modutrol IV™ Motors
APPLICATION
The Series 72 Modutrol IV Motors are used to control
dampers and valves. The motors accept a current or voltage
signal from an electronic controller to position a damper or
valve at any point between open and closed.
FEATURES
•
Replaces M744S,T,Y and M745S,T,Y Motors.
•
M7261, M7274, M7281, M7284, and M7294 are
non-spring return motors; M7272, M7282, M7285,
and M7286 are spring return motors.
•
Oil immersed motor and gear train for reliable
performance and long life.
•
Wiring box provides NEMA 3 weather protection.
•
Actuator motor and circuitry operate from 24 Vac.
Models available with factory installed transformer
or an internal transformer can be field added.
•
Quick connect terminals standard—screw terminal
adapter available.
•
Adapter bracket for matching shaft height of older
motors is standard with replacement motors.
•
Nominal timing of 30 seconds for 90° stroke and
60 seconds for 160° stroke.
•
Valve and damper linkages, explosion-proof housing,
and auxiliary switches available as accessories.
•
Spring return motors are rated for 25 lb.-in. and
60 lb.-in torque.
•
Non-spring return motors are rated for 35 lb.-in.,
75 lb.-in., 150 lb.-in., and 300 lb.-in. torque.
•
Models available with adjustable start (zero) and span.
•
Models available with 4 to 20 mA input signal.
•
Models available with 2 to 10 Vdc input signal.
•
Die-cast aluminum housing.
Contents
Application ........................................................................
Features ...........................................................................
Specifications ...................................................................
Ordering Information ........................................................
Installation ........................................................................
Settings and Adjustments ................................................. 10
Operation and Checkout .................................................. 12