Distech Controls DA-020S Series Hardware Installation Manual
Distech Controls DA-020S Series Hardware Installation Manual

Distech Controls DA-020S Series Hardware Installation Manual

Damper actuator

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DA-020S Series
Damper Actuator, 20lb.-in., Spring Return
Figure 1: DA-020S Series Damper Actuator
Product Description
This document describes the hardware installation procedures for
direct-coupled mounting of the DA-020S 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.
H a r d w a r e I n s t a l l a t i o n G u i d e
Product Parts
a)
Actuator
b)
Mounting bracket
c)
Mounting screws
d)
3 mm hex key
e)
DA-020S120DXXXX conduit adapter
Figure 2. Parts of the DA-020S Series Actuator.

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Summary of Contents for Distech Controls DA-020S Series

  • Page 1 Figure 1: DA-020S Series Damper Actuator Product Description Product Parts This document describes the hardware installation procedures for direct-coupled mounting of the DA-020S 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.
  • Page 2: Product Components

    Product Components Mounting Instructions Do not open the actuator. If the actuator is inoperative, replace the unit. The shaft adapter can be mounted on either side of the actuator. The actuator mounting orientation and shaft length determine how they will be mounted on the actuator. The minimum damper drive shaft length is 3/4-inch (20 mm).
  • Page 3 Shaft Mounting DA-020S024DXxxx 2-Position: 24 Vac/dc Class III DA-020S024FXxxx Floating: 24 Vac/dc Class III DA-020S024QXxxx Modulating: 24 Vac/dc Figure 8. Class III Wiring expose actuator's connecting cables to water or lay the cables in water. DA-020S120DXxxx 2-Position: 120 Vac Device of protection class II (protective insulation) Device of protection class III (protective insulation)
  • Page 4: Auxiliary Switches

    Special Applications DIP Switch Functionality for , 4 to 20 mA DA-020S024QXxxx DA-020S024QXXXP The black position indicates the active switch setting. Description Label Description Function Input Signal Inverse Acting Direct-Acting Inversion Feedback Inverse-Acting Direct-Acting Signal Feedback feedback inversion Not In Use Input Signal Inversion Allows inverting the control input signal The arrow direction indicates opening or closing (closing or opening)
  • Page 5: Troubleshooting

    DA-020S120DXxxx Start-Up/Commissioning Two-Position, 120 Vac 1. Check Operation: DA-020S024QXxxx Spring Return, Modulating Control, 24 Vac/dc Switch on 120 Vac power. Allow the actuator shaft coupling to rotate from 0 to 90°. 1. Check Operation: 2. Switch off power. The actuator shaft coupling will return to the "0" Connect wires 1 (red) and 2 (black) to the 24 Vac/dc position.
  • Page 6: Wiring Terminations

    Switch B  N.C. Black/blue Switch B  N.O. Black/pink Retrofit Wiring Distech Controls Siemens Belimo Honeywell Johnson Modulating Control DA-020S Series GQD Series TF Series MS7503 Series M9203 Series (2 to 10 Vdc) Color Number Color Number Color Number...
  • Page 7 Dimensions Figure 10. Actuator and Mounting Bracket for models: DA-020S024DXXXP / FXXXP / QXXXP Figure 11. DA-020S120DXXXX Actuator Only. Figure 12. Actuators with Conduit Adapter for DA-020S024DX2XP / FX2XP / QX2XP...
  • Page 8 ©, Distech Controls Inc., 2014. All rights reserved. While all efforts have been made to verify the accuracy of information in this manual, Distech Controls is not responsible for damages or claims arising from the use of this manual. Persons using this manual are assumed to be trained HVAC specialist / installers and are responsible for using the correct wiring procedures and maintaining safe working conditions with fail-safe environments.

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