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Table of Contents
VA-056P Series
PICV Actuator, 56lb., 24V
Figure 1: VA-056P Series : VA-056PNX024P (left) and VA-056PSX024P (right)
Product Description
The VA-056P Series PICV actuators require a 24 Volt power supply
and a 0 to 10 Vdc or floating control signal to control the 1/2-inch to 1-
1/4-inch VA-599 Series Pressure Independent Control Valves with a
1/10-inch (2.5 mm) or 7/32-inch (5 mm) stroke.
This document describes the hardware installation procedures for the
following VA-056P actuators:
56lb., Spring Return, 24V, Proportional 0-
VA-056PSX024P
10V
56lb., Non-Spring Return, 24V, Proportional
VA-056PNX024P
0-10V
VA-056PSX024F
56lb., Spring Return, 24V, Floating
VA-056PNX024F
56lb., Non-Spring Return, 24V, Floating
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.
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
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.
Mounting Instructions
Contents
VA-056PNX024P/F:
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One actuator
-
One terminal plug
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One terminal connector
VA-056PSX024P/F:
-
One actuator
Required Tools
-
3 mm hex wrench
-
Small flat-blade screwdriver
-
Small, Phillips screwdriver
-
Wire stripper
Expected Installation Time
20 minutes
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Summary of Contents for Distech Controls VA-056P Series
- Page 1 Discharge accumulated static electricity by touching one’s hand to a well-grounded object The VA-056P Series PICV actuators require a 24 Volt power supply before working with the controller. and a 0 to 10 Vdc or floating control signal to control the 1/2-inch to 1- 1/4-inch VA-599 Series Pressure Independent Control Valves with a 1/10-inch (2.5 mm) or 7/32-inch (5 mm) stroke.
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Page 2: Mounting Positions
Mounting Positions Figure 2. Acceptable Mounting Positions. Vertical mounting position is recommended. Figure 4. Remove Plastic Cap. 2. Using a 3 mm hex wrench, turn the manual-position indicator on the top of the actuator to "0". 3. Attach the wires to the terminal plug. (Reference Wiring, See Figure 9 and Figure 12.) 4. - Page 3 It is recommended that one transformer power no more than 10 actuators. VA-056PNX024F Figure 8. Hand-Tighten Clockwise. Be sure the visual position indicator is at the “0”position Installation is complete. Mounting an VA-056PSX024P/F Actuator on a Valve 1. If you are attaching the actuator to a new valve, remove the protective plastic cap from the valve stem.
- Page 4 Start Up Check the wiring and the position indication. See Figure 13 for referred positions “0”and “1” on the position indicator. When the position indicator disc rotates to position "1", the output shaft is extended. When the position indicator disc is at the "0" position the output shaft is retracted.
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Page 5: Manual Override
3. Remove the terminal plug from the connector and save. Manual Override 4. Loosen the actuator coupling, turn counterclockwise. 5. Remove the actuator from the valve. A 3 mm hex wrench can be used to move the actuator to any position Removing an VA-056PSX024P/VA-056PSX024F Actuator from between 0 and 1. - Page 6 ©, 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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