Honeywell M9491 Burner User Manual


 
Honeywell
M9484 AND M9494 MODUTROL MOTORS ARE LOW
VOLTAGE, REVERSING PROPORTIONAL CONTROL
ACTUATORS FOR VALVES, DAMPERS AND AUXIL-
IARY EQUIPMENT. THEY ARE ESPECIALLY DE-
SIGNED
FORCOMMERCIALOR
INDUSTRIALOILOR
GAS BURNER CONTROL SYSTEMS.
•i Replace M941 motors.
0
Oil immersed motor and gear train for reliable per-
formance and long life.
0
Wiring box provides NEMA 3 weather protection.
0
Actuator motor and circuitry operate from 24 volts
AC. Models available with factory installed transformer,
or internal transformer can be field added.
Cl
Quick-connect terminals standard
-
screw terminal
adapter available.
Cl
Adapter bracket for matching shaft height of older
motors is standard with replacement motors.
0
Field adjustable stroke (90” to 160’) models avail-
able.
q
Nominal timing of 30 seconds for 90” and 60 sec-
onds for
160”
stroke is standard. Other timings are
available.
0
Die-cast magnesium housing.
q Available accessories include valve and damper
linkages, explosion proof housing, and auxiliary
,
switches.
0
Field addable interface modules can be mounted in
wiring box to upgrade actuator to Series 70 (electronic)
control.
•i
Models available with tapped output shaft.
0
M9481,
M9484 rated for 150 lb.-in. torque at stan-
dard timings.
cl
M9491,
M9494 rated for 300 lb.-in. torque at 2 or 4
minute timings for
160“
stroke.
S.M.
Form Number 63-2195-l
Rev. 11-90
@Honeywell Inc. 1990