Dwyer 1910-10 Compact Low Differential Pressure Switch

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Dwyer 1910-10 Compact Low Differential Pressure Switch

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MOQ : 2 Pieces

Dwyer 1910-10 Compact Low Differential Pressure Switch Specification

Display
No Display

Outer Size
Approx. 65 mm Diameter

Seal Material
Silicone Rubber

Grade
Industrial

Thread
1/8 Female NPT

Sensor Type
Diaphragm Differential Pressure Switch

Material
Cast Aluminum Housing

Processing Type
Factory Assembled

Diameter
65 mm Approximated

Mount Type
Surface or Panel Mount

Scale Range
0.07 to 1.7 kPa (0.03 to 0.25 psi)

Accuracy
15% of Set Point

Accessories
Mounting Bracket, Hardware

Contact Type
SPDT Snap Switch

Agency Approval
UL, CSA Recognized

Electrical Rating
15 A @ 120-480 VAC

Response Time
Instantaneous Mechanical Response

Model Number
1910-10

Repeatability
0.03 in w.c. (0.7 mm w.c.)

Set Point Adjustment
External Knob Adjustment

Enclosure Rating
NEMA 1 (IP20)

Wiring Connections
Screw Terminal Block

Max Pressure
22.4 kPa (3.25 psi)

Temperature Range
-34 to 85C (-30 to 185F)

Weight
Approx. 240 g

Dwyer 1910-10 Compact Low Differential Pressure Switch Trade Information

Minimum Order Quantity
2 Pieces

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

Main Export Market(s)
Asia

Main Domestic Market
All India

About Dwyer 1910-10 Compact Low Differential Pressure Switch

Dwyer 1910-10 Compact Low Differential Pressure Switch.

RANGE 3.0-11.75" W.C.

DESCRIPTION

Most popular SERIES 1900 combines advanced design and precision construction to make these switches able to perform many of the tasks of larger, costlier units. Designed for air conditioning service, they also serve many fluidics, refrigeration, oven and dryer applications. Series 1900 switches have set points from 0.07 to 20" w.c. (1.8 to 508 mm). Set point adjustment is easy with range screw located inside conduit enclosure. Internal location helps prevent tampering.

Compact size and repeatability, provides a high-value switch for many industrial and OEM applications.

Range screw protected inside enclosure provides simplifies making adjustments but prevents tampering.

MANUFACTURER	Dwyer
PART NUMBER	1910-10
SHORT DESCRIPTION	1910-10 - SPDT Compact Low Differential Pressure Switch with Conduit, Range 3.0-11.75" w.c., 1/8" FNPT, Conduit Enclosure
PRODUCT SERIES	1900 Series
NOMINAL OR PRIMARY VOLTAGE	120-277 VAC
AMPERAGE RATING	15A
SET POINT/SET POINT RANGE	3.0-11.75" w.c.
INPUT(S)	Resistive 1/8 HP at 125 VAC, 1/4 HP at 250 VAC
CONTACT	SPDT
CONNECTION	Process Connection: 1/8" FNPT; Electrical Connection: 3 Screw Type, Common, Normally Open and Normally Closed
PRESSURE RANGE	45" w.c. (11.2 kPa) Continuous; 10 psig (68.95 kPa) Surge
MAX TEMPERATURE	-30 to 180F
FREQUENCY	60 Hz
APPLICATIONS	For Air Conditioning Refrigeration Coil Icing Detection, Defrost Cycle Intiation, Clogged Filter Detection, Variable Air Volume Controller, Air and Non-Combustible, Compatible Gases
STANDARDS/APPROVALS	CE Approved, CSA, FM, UL, RoHS Complaint
ADDITIONAL PRODUCTS OR REQUIREMENTS	A-399, A-329, A-489, A-302F-A

Versatile Differential Pressure Monitoring

With its ability to measure steam, oil, and gas, the Dwyer 1910-10 stands out as a flexible solution for various industrial processes. The external adjustment knob allows for easy and precise set point modifications, while the NEMA 1 (IP20) enclosure ensures dependable performance in protected environments.

Rugged Construction for Reliable Use

Encased in powder-coated, cast aluminum with a silicone rubber seal, this pressure switch is built for durability. It operates effectively in a wide temperature range from -34 to 85C, making it ideal for challenging installations. Its compact 65 mm diameter design and convenient surface or panel mounting simplify integration.

FAQ's of Dwyer 1910-10 Compact Low Differential Pressure Switch:

Q: How do I adjust the set point on the Dwyer 1910-10 pressure switch?

A: Set point adjustments can be made externally using the conveniently located adjustment knob, allowing fine-tuning without disassembling the unit.

Q: What types of applications is this pressure switch suitable for?

A: The switch is designed for measuring differential pressure in steam, oil, and gas systems, making it ideal for industrial process control, HVAC, and energy management applications.

Q: Where should the Dwyer 1910-10 be installed?

A: This switch is intended for surface or panel mounting in protected environments matching the NEMA 1 (IP20) enclosure rating, ensuring safe operation and access.

Q: What are the main benefits of using the Dwyer 1910-10 differential pressure switch?

A: Its high repeatability, instant mechanical response, and external adjustment enable reliable, quick, and user-friendly pressure control in critical applications.

Q: What wiring method is recommended for this model?

A: The Dwyer 1910-10 employs a screw terminal block for secure, straightforward wiring connections to compatible systems operating at 15 A @ 120-480 VAC.

Q: When should periodic calibration be considered for this switch?

A: Regular calibration is advisable in demanding applications to maintain the specified accuracy of 15% of set point, especially after extended use or maintenance.

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