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Dwyer 1626-20 Series 1620 Single and Dual Pressure Switch Range 8.0-24

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Dwyer 1626-20 Series 1620 Single and Dual Pressure Switch Range 8.0-24" w.c

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MOQ : 12 Pieces

Dwyer 1626-20 Series 1620 Single and Dual Pressure Switch Range 8.0-24" w.c Specification

Seal Material
Silicone

Grade
Industrial

Thread
Quad 3/8 NPT Female

Outer Size
5-1/2 inch diameter (140 mm)

Sensor Type
Diaphragm Actuated Differential Pressure Switch

Material
Die-cast aluminum case, acrylic cover, stainless steel diaphragm

Dial Material
Acrylic

Processing Type
Electrical/Mechanical

Diameter
140 mm (5-1/2 inch)

Mount Type
Surface or Duct Mount

Scale Range
8.0-24" w.c

Accuracy
2% Full Scale

Finishing
Baked Enamel Case

Measure Pressure Of
Gas

Accessories
Mounting bracket and screws included

Weight
2 lb (0.9 kg)

Maximum Pressure
10 psi (0.69 bar)

Switch Type
Single and Dual Pressure Switch

Pressure Connection
Quad 3/8" NPT Female

Hysteresis
Adjustable

Model
1626-20

Enclosure Rating
General Purpose

Operating Temperature Range
-30 to 140F (-34 to 60C)

Electrical Rating
15 A @ 125/250 VAC (SPDT Switch)

Switch Adjustment
External Snap Acting

Series
1620

Dwyer 1626-20 Series 1620 Single and Dual Pressure Switch Range 8.0-24" w.c Trade Information

Minimum Order Quantity
12 Pieces

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

Delivery Time
5 Week

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

Main Domestic Market
All India

About Dwyer 1626-20 Series 1620 Single and Dual Pressure Switch Range 8.0-24" w.c

Dwyer 1626-20 Series 1620 Single and Dual Pressure Switch Range 8.0-24" w.c

Model - 1626-20

Range 8.0-24" w.c

Description - Single and dual pressure switch, range 8.0-24" w.c., .50 min. deadband, 1.20 max. deadband, 5.0 adj. diff. between set points.

Series 1620 Single Electric Switch, Range 8.0-24" w.c., .50 min. Deadband, 1.20 max. Deadband

High Reliability, Repetitive Accuracy within +1%

Our old faithful switch design is still best where highest precision combined with diaphragm sealed leak proof construction and mounting simplicity are required. Model differential pressure switches are identical in design and construction has a single electric switch.
Caution: For Use Only With Air Or Compatible Gases.

Specification

Service Air and non-combustible, compatible gases Temperature Limits-30 to 130^oF Range 8.0-24.0" w.c.Pressure Limits Max. 50 in. w.c. continuous, 2 psig surge Switch Type Single-pole double throw (SPDT) Repeatability +1% Electrical Rating 15A @ 120-480 VAC, 60 Hz. Resistive, 1/8 HP @ 125 VAC, 1/4 HP @ 250 VAC, 60 Hz Electrical Connections3 screw type, common, normally open and normally closed Process Connections1/8" female NPT Mounting Orientation Diaphragm in vertical position Set Point Adjustment Screw adjustment Weight 3 lb 9.8 oz Agency Approvals C

Durable Industrial Design

Built to withstand tough industrial settings, the Dwyer 1626-20 features a die-cast aluminum case and stainless steel diaphragm. Its general-purpose enclosure and baked enamel finish ensure long-term durability and corrosion resistance, making it an excellent option for manufacturers and process industries in India and beyond.

Versatile Mounting Options

This pressure switch can be installed on either surfaces or ducts, offering flexibility in system integration. It includes a mounting bracket and screws, simplifying installation. The external snap-acting adjustment enables quick calibration without dismantling the enclosure, saving valuable time during setup and maintenance.

Reliable Performance and Control

With an adjustable hysteresis and accuracy within 2% of full scale, the Dwyer 1626-20 assures precise measurement and dependable switching for gas applications. Its SPDT switch supports up to 15A at 125/250 VAC, making it suitable for a range of process control applications. The acrylic cover assures clear visibility while providing protection for the gauge.

FAQ's of Dwyer 1626-20 Series 1620 Single and Dual Pressure Switch Range 8.0-24" w.c:

Q: How do I adjust the pressure setpoint on the Dwyer 1626-20 pressure switch?

A: The Dwyer 1626-20 allows for external adjustment of the pressure setpoint using the snap-acting mechanism. Simply access the adjustment control located on the switch's exterior; no need to open the enclosure. Adjust until your desired trip point within the 8.0-24" w.c. range is reached.

Q: What gases can be measured with this pressure switch?

A: The Dwyer 1626-20 is designed to measure differential pressure in gas applications. Thanks to its stainless steel diaphragm, silicone seal, and die-cast aluminum construction, it is suitable for most non-corrosive gases used in industrial and process environments.

Q: Where is the best location to install this pressure switch?

A: You can mount the 1626-20 either on a flat surface or directly on ductwork. It comes with a mounting bracket and screws for convenience. For accurate readings, ensure the switch is mounted securely and the pressure connections are properly tightened.

Q: What is the process for wiring the switch to my control system?

A: The switch is equipped with an SPDT (single-pole, double-throw) contact rated for 15A at 125/250 VAC. Connect your control circuit to the appropriate terminals following the wiring diagram provided in the manual, ensuring power is off before installation for safety.

Q: What is the main benefit of using the Dwyer 1626-20 pressure switch in industrial settings?

A: This pressure switch offers reliable performance, adjustable hysteresis, and robust construction. It ensures precise control and protection of gas equipment, minimizing downtime and maintenance for a cost-effective solution in critical process environments.

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