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DMG1.1
Proportional Actuators
Installation Guide
READ THIS INSTRUCTION SHEET AND THE SAFETY WARNINGS
CAREFULLY BEFORE INSTALLING AND SAVE IT FOR FUTURE USE
General Features
The actuators are intended for the operation of air dampers in HVAC
systems. The universal adapter allows them to be mounted directly on the
damper spindle where they are secured with the locking device supplied.
Figure 1:
Dimensions in mm (inches)
a. Cover screw
Mode of operation
Figure 2:
Actuator open
a. Auxiliary switch factory set at 10° (CW)
b. Auxiliary switch factory set at 80° (CW)
c. Motor-plug
d. Microswitch
e. Manual button
f. Adapter for:
g. 1 - Angle of rotation limiting
h. Adjusting control signals
The actuators are controlled by a 0...10 VDC or 0...20 mA signal.
The motor stops running when the damper end-stop or actuator end-stop is
reached. For manual operation of the damper the gearing is disengaged by
means of the self-resetting button (See Figure 2 e.).
WARNING: When calculating the torque required to operate
dampers, it is essential to take info account all the data
supplied by the damper manufacturer.
Round spindles: Ø 10...20 mm
Square spindles:
2 - Releasing the adapter
P/N 14-88360-1939 Rev. B
10...16 mm
DMG1.1 Proportional Actuators
Issue Date 07 2007
1
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