Dwyer ADPS-07-2-N Adjustable Differential Pressure Switch

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Dwyer ADPS-07-2-N Adjustable Differential Pressure Switch Specification

Seal Material
Silicone

Outer Size
84 mm dia. housing approx.

Grade
Industrial

Display
No

Thread
1/8 NPT

Sensor Type
Differential Pressure Switch

Material
ABS; Metal Components

Processing Type
Injection Molded ABS

Diameter
84 mm Approximate

Mount Type
Surface or Duct Mount

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

Accuracy
±15% FS

Finishing
Matte Grey

Measure Pressure Of
Air and Non-combustible Gases

Accessories
Mounting Screws Included

Dwyer ADPS-07-2-N Adjustable Differential Pressure Switch Trade Information

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

Main Export Market(s)
Asia

Main Domestic Market
East India, West India, Andaman and Nicobar Islands, South India, North India, Central India, All India

About Dwyer ADPS-07-2-N Adjustable Differential Pressure Switch

Dwyer ADPS-07-2-N Adjustable Differential Pressure Switch

Adjustable differential pressure switch, set point range 4.00 to 20.00" 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

Versatile Applications in Industrial Environments

The Dwyer ADPS-07-2-N is engineered for diverse industrial settings, providing dependable differential pressure monitoring for HVAC systems, air handlers, and filtration systems. Its solid construction and adjustable set-point make it suitable for applications that require accurate and fast pressure switching for air and non-combustible gases.

Easy Installation and Adjustment

Installation is streamlined with surface or duct mounting options and standard 1/8" NPT female ports. The accessible external adjustment knob allows users to easily set or modify the desired pressure differential range without dismantling the unit, greatly simplifying maintenance and setup.

Reliable Performance and Safety Features

This pressure switch offers accurate performance (15% FS), with a swift response under 1 second, catering to critical automation needs. Its robust ABS enclosure and IP54 rating afford protection against dust and moisture, ensuring longevity and consistent operation even in demanding industrial environments.

FAQs of Dwyer ADPS-07-2-N Adjustable Differential Pressure Switch:

Q: How do I adjust the set point on the Dwyer ADPS-07-2-N pressure switch?

A: The set point can be adjusted externally using the knob located on the housing. This allows for quick and precise changes within the pressure range of 20 to 200 Pa without needing to open the device.

Q: What types of media can this differential pressure switch measure?

A: The Dwyer ADPS-07-2-N is designed specifically to measure the differential pressure of air and non-combustible gases, making it ideal for HVAC, cleanroom, and air filtration systems.

Q: When should this pressure switch be used in industrial applications?

A: Use this switch whenever there is a need to monitor and control low differential pressures in air or non-combustible gas systems, such as in ducted airflows, ventilation safety monitoring, and filter status indication.

Q: Where can the ADPS-07-2-N be installed?

A: It can be mounted on surfaces or ducts using the included screws and standard 1/8" NPT connections, making it suitable for a variety of setups in commercial and industrial environments.

Q: What is the process for wiring and integrating the switch into a control panel?

A: The SPDT electrical rating supports 1.5 A at 250 VAC. Follow local standards and connect the wires to the appropriate terminals. Integration into control panels should be performed by qualified personnel to ensure safety and function.

Q: What are the usage benefits of the ADPS-07-2-N?

A: The key benefits include fast response time, externally adjustable set-point, robust construction, accurate pressure switching, and flexibility for both surface and duct mounting, delivering enhanced control and reliability.

Q: How does the enclosure rating benefit the product?

A: The IP54 enclosure rating protects the internal components from dust and splashing water, which helps maintain performance and minimizes maintenance in challenging industrial environments.

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