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Dwyer ADPS-08-2-N Adjustable Differential Pressure Switch

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Dwyer ADPS-08-2-N Adjustable Differential Pressure Switch

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Dwyer ADPS-08-2-N Adjustable Differential Pressure Switch Specification

Outer Size
90 mm Diameter (approx)

Grade
Industrial Grade

Seal Material
EPDM Rubber

Thread
Male, Electrical Connection

Sensor Type
Adjustable Differential Pressure Switch

Material
ABS Plastic

Processing Type
Injection Molded Body

Diameter
90 mm (approx)

Mount Type
Panel or Duct Mount

Scale Range
20 to 200 Pa (0.08 to 0.8 w.c.)

Accuracy
15% of set point

Finishing
Matte Grey/Black Plastic Housing

Measure Pressure Of
Air and Non-corrosive Gases

Accessories
Mounting Screws, Pressure Connectors, Installation Manual

Enclosure Protection
IP54/NEMA 13

Model
ADPS-08-2-N

Media Temperature Range
-20 to 85C (-4 to 185F)

Weight
Approx. 150g

Pressure Connection
1/8" OD tubing

Switch Type
SPDT (Single-Pole Double-Throw)

Adjustment Type
Knob Adjustable

Electrical Rating
1.5A @ 250 VAC / 2.5A @ 48 VDC

Dwyer ADPS-08-2-N Adjustable Differential Pressure Switch Trade Information

Payment Terms
Cash on Delivery (COD), Cash Against Delivery (CAD), Cash in Advance (CID), Cheque, Cash Advance (CA)

Main Export Market(s)
Australia, South America, Middle East, Western Europe, Africa, Central America, Asia, Eastern Europe, North America

About Dwyer ADPS-08-2-N Adjustable Differential Pressure Switch

Dwyer ADPS-08-2-N Adjustable Differential Pressure Switch

Adjustable differential pressure switch, set point range 0.08 to 1.20" w.c., M20 connection.

Features

Available with settings from 0.08" w.c. (20 Pa) up to 16" w.c. (4000 Pa)
The silicone diaphragm and PA 6.6 body make the series ADPS ideal for use with air and other noncombustible gases
The compact size, adjustment knob and low cost make the ADPS the perfect choice for HVAC applications

Specifications

Service: Air and non-combustible, compatible gases
Temperature Limits: Process and ambient temperature from -4 to 185°F (-20 to 85°C)
Pressure Limits: Max. Operating Pressure: 40" w.c. (10 kPa) for all pressure ranges
Switch Type: Single-pole double-throw (SPDT)
Electrical Rating: Max., 1.5A/250 VAC, max. switching rate: 6 cycles/min.; Gold Contact Option: 0.4 A/ 250 VAC
Electrical Connections: Push-on screw terminals. M20x1.5 with cable strain relief or optional 1/2" NPT connection
Process Connections: 5/16" (7.94 mm) outside diameter tubing, 1/4" (6.0 mm) inside diameter tubing
Enclosure Rating: NEMA 13, IP54
Mounting Orientation: Vertically, with pressure connections pointing downwards
Mechanical Working Life: Over 106 switching operations
Weight: 5.6 oz (160 g)

Applications

Monitoring air filters and ventilators
Monitoring industrial cooling-air circuits
Overheating protection for fan heaters
Monitoring flows in ventilation ducts
Controlling air and fire-protection dampers
Frost protection for heat exchanges

Reliable Monitoring of Air and Gas Pressure

The Dwyer ADPS-08-2-N delivers precise differential pressure switching for air and non-corrosive gases, helping ensure efficient operation of HVAC systems and process controls. Its IP54/NEMA 13 grade enclosure and ABS construction make it suitable for installation in demanding industrial environments where safety and performance are crucial.

Flexible Installation with User-Friendly Design

Thanks to its compact, lightweight form (approximately 150g) and knob-adjustable set point, the ADPS-08-2-N is easy to mount and configure on panels or ducts. Included accessories, such as mounting screws and pressure connectors, simplify setup and promote secure, long-lasting installation in varied applications.

FAQ's of Dwyer ADPS-08-2-N Adjustable Differential Pressure Switch:

Q: How do I install the Dwyer ADPS-08-2-N differential pressure switch?

A: You can install the ADPS-08-2-N directly onto a panel or duct using the provided mounting screws. Connect the pressure ports to 1/8" OD tubing for your air or non-corrosive gas lines, and wire the SPDT electrical terminals as shown in the included installation manual.

Q: What are the main applications for this pressure switch?

A: This switch is designed primarily for monitoring differential pressure of air and non-corrosive gases in HVAC systems, air handling units, filter monitoring, and various industrial process control scenarios.

Q: When should I adjust the pressure set point, and how is it done?

A: Adjust the set point using the knob whenever you need to alter the differential pressure threshold for triggering the switch. Setting should be done according to the requirements of your system, within the 20 to 200 Pa scale range indicated on the device.

Q: Where can the ADPS-08-2-N be installed safely?

A: With its IP54/NEMA 13 rated enclosure and durable ABS construction, the switch can be mounted indoors in industrial environments where it may encounter dust or splashed water, but should be protected from outdoor weather exposure.

Q: What is the advantage of SPDT (Single-Pole Double-Throw) switching for this device?

A: SPDT switching enables the ADPS-08-2-N to control two different circuits simultaneously, providing increased flexibility for automation and control systems requiring a changeover function based on differential pressure.

Q: How precise is the ADPS-08-2-N differential pressure switch?

A: It offers an accuracy of 15% of the set point, making it suitable for a broad range of monitoring tasks where moderate precision is acceptable for protecting equipment or signalling filter maintenance.

Q: What benefits do distributors and industrial end-users in India gain from this model?

A: Distributors and industrial users benefit from the reliable performance, straightforward installation, robust build, and flexible mounting options. The inclusion of installation accessories and a comprehensive manual further supports quick deployment and dependable service in Indian industrial settings.

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