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1823-20 | Differential pressure switch | range 3-22" w.c. | approx. deadband @ min. set point 0.35 | approx. deadband @ max. set point 0.70. | Dwyer Instruments

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Dwyer Instruments 1823-20 Documents

Instruction Manual Series 1800 Catalog Page 1800 More Info

Overview

Details for 1823-20

Dwyer Instruments' NCO-1823-20 is a 3/22"WC Low Differential Pressure Switch designed to detect and respond to minute pressure variations in industrial applications. Crafted from durable materials, this switch ensures reliable performance in demanding environments. Its adjustable set point and narrow deadband enable precise pressure monitoring and control. The NCO-1823-20 features a sturdy construction with a brass body, 1/8" NPT pressure ports, and electrical connections via a 1/2" NPT conduit. It operates on a 12-24VAC/VDC power supply and provides SPDT contact output. This pressure switch finds applications in HVAC systems, environmental monitoring, and industrial processes requiring precise pressure detection and control. Its robust design and simple installation make it a preferred choice for engineers and maintenance professionals. Shop now at our HVAC supply store for the best prices and fast shipping on your essential industrial equipment!

Series 1800 Low Differential Pressure Switch for General Industrial Service

Set Points from 0.07" to 85" w.c. Repetitive Accuracy within 2%

Essential for industrial environments, the Series 1800 Low Differential Pressure Switch for general industrial service combines small size and low price with 2% repeatability for all but the most demanding applications. Set point adjustment inside the mounting stud permits mounting the switch on one side of a wall or panel with adjustment easily accessible on the opposite side. UL and CSA listed, and FM approved.

CAUTION: FOR USE ONLY WITH AIR OR COMPATIBLE GASES.

Please see Series AT-1800 for ATEX approved.

Product Applications

Process applications
Mechanical equipment control

Compact size and repeatability provide a high-value switch for many industrial applications
Designed for panel and wall mounting to easily meet mounting requirements in most industrial settings
Pressure ranges from 0.07 in w.c. to 85 in w.c. make this switch suitable for a wide range of applications

Specifications

Series: 1800 Low Differential Pressure Switch for General Industrial Service
Category/Type: Pressure
Type: Differential Pressure
Series: 1800 Low Differential Pressure Switch for General Industrial Service
Service: Air and non-combustible; compatible gases.
Wetted Materials: Consult Factory.
Temperature Limits: -30 to 180°F (-34 to 82.2°C). 1823-00; -20 to 180°F (-28.9 to 82.2°C).
Pressure Limits: 10 psig (68.95 kPa) continuous; 25 psig (172.4 kPa) surge.
Switch Type: Single-pole double-throw (SPDT).
Repeatability: ±2%.
Electrical Rating: 15 A @ 120-480 VAC; 60 Hz. Resistive 1/8 HP @ 125 VAC; 1/4 HP @ 250 VAC; 60 Hz. De-rate to 10 A for operation at high cycle rates.
Electrical Connections: 3 screw type; common; normally open and normally closed.
Process Connections: 1/8" female NPT.
Mounting Orientation: Diaphragm in vertical position. Consult factory for other position orientations.
Set Point Adjustment: Screw type inside mounting spud.
Weight: 1 lb; 5 oz (595 g).
Agency Approvals: CE; CSA; FM; UL. NOTE: Optional (-EXPL) Explosion-proof Enclosure does not possess any agency approvals.