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DA-044N Series 

Damper Actuator, 44lb.-in., Non-Spring Return, 24V 

 

Figure 1:  DA-044N Series Damper Actuator 

Product Description 

This  document  describes  the  hardware  installation  procedures  for  the 
direct-coupled mounting of the DA-044N Series damper actuators. 

General Installation Requirements 

For proper installation and subsequent operation of each actuator, pay 
special attention to the following recommendations: 

Upon unpacking the product, inspect the contents of the carton for 
shipping damages. 

Do not install damaged actuators.

 

Avoid  areas  where  corroding,  deteriorating  or  explosive  vapors, 
fumes or gases may be present.  

Ensure that all equipment is installed according to local, regional, 
and national regulations.  

 

 

Personal injury or loss of life may occur if you do not follow a 
procedure as specified. 

 

 

 

Equipment  damage  or  loss  of  data  may  occur  if  you  do  not 
follow a procedure as specified. 

 

 

Take  reasonable  precautions  to  prevent  electrostatic 
discharges  to  the  controller  when  installing,  servicing  or 
operating  the  controller.  Discharge  accumulated  static 
electricity by touching one’s hand to a well-grounded object 
before working with the controller. 

 

 

Product Parts 

 

a) 

Actuator 

b) 

Position indicator 

c) 

Mounting bracket 

d) 

Mounting screws 

e) 

4 mm hex key 

f) 

Shaft insert for use with 3/8-inch (8-10 mm) shafts 

Summary of Contents for DA-044N Series

Page 1: ...Avoid areas where corroding deteriorating or explosive vapors fumes or gases may be present Ensure that all equipment is installed according to local regional and national regulations Personal injury...

Page 2: ...5 32 inch drill bit and drill Small flat blade screwdriver Marker or pencil Do not open the actuator Place the actuator on the damper shaft so that the front of the actuator is accessible The label i...

Page 3: ...For all damper shafts with the exception of the 1 2 inch round shaft Remove 1 2 inch guide before installation When using a 3 8 inch shaft Remove factory installed 1 2 inch guide See Figure 6 Figure 6...

Page 4: ...r to set the slope span between 2 to 30 Vdc The Y input is limited to a maximum of 10 Vdc If the sum of the offset and slope setting is greater than 10V the angle of rotation is reduced providing the...

Page 5: ...ch When turning the self adaptive feature on or after the software reset with the feature on the actuator will enter a five minute calibration cycle as the actuator adjusts to the rotation limits of t...

Page 6: ...at 70 Self adapt switch ON Input signal Y 5 Vdc The damper will be at 35 50 of the adjusted range Note On versions with the slope and offset features this example assumes Offset Uo 0 Vdc Slope U 10 Vd...

Page 7: ...ust only be connected to Class 2 voltage UL CSA Separated Extra Low Voltage SELV or Protective Extra Low Voltage PELV according to HD384 4 41 for installations requiring conformance Installations requ...

Page 8: ...24 Black pink P1 Feedback Potentiometer 0 to 100 P1 P2 a White red P2 Feedback Potentiometer Common b White blue P3 Feedback Potentiometer 100 to 0 P3 P2 c White pink Each wire has the standard symbol...

Page 9: ...nstallations requiring Conformance All wiring for CE rated actuators must only be separated extra low voltage SELV or protective extra low voltage PELV per HD384 4 41 Use safety isolating transformers...

Page 10: ...8 gray The reading at the DMM should increase 4 Remove the signal from wire 8 gray The reading at the DMM should decrease and the actuator shaft coupling returns to the 0 position Check the Auxiliary...

Page 11: ...able precabled Numbers listed associate with terminal positions M9109 Series is not available precabled Numbers listed associate with terminal positions Floating Control Distech Controls DA 044N Serie...

Page 12: ...12 14 Dimensions Figure 34 Dimensions of the DA ASK75 7U Weather Shield in Inches Millimeters...

Page 13: ...13 14 Dimensions cont d Figure 35 Dimensions of the DA 044N Actuator and Mounting Bracket in Inches mm...

Page 14: ...wiring procedures and maintaining safe working conditions with fail safe environments Distech Controls reserves the right to change delete or add to the information in this manual at any time without...

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