Pressure ranges from 0.07 in w.c. to 85 in w.c. make this switch suitable for a wide range of applications Options Weatherproof Housing - 16-ga. steel enclosure with gasketed cover (NEMA 4, IP66) for wet or oily conditions. Withstands 200 hour salt spray test. Wt. 5-1/2 lbs. (2.5 kg). Switch must be factory installed.

A normally open type manual reset switch such as Dwyer®Instruments, Inc. Part No. A-601 is connected to the terminals in Sections B and C. The circuit must be “armed by momentarily

the Series aDpS adjustable Differential pressure Switch is designed for overpressure, vacuum, and differential pressure applications. The scaled adjustment 

Series 1950 Explosion-Proof Differential Pressure Switches com - bine the best features of the Series 1900 Pressure Switch with an inte - gral explosion-proof and weather-proof housing.

Series DH3 Digihelic® Differential Pressure Controller Bulletin B-30 ® DWYER INSTRUMENTS, INC. P.O. BOX 373 • MICHIGAN CITY, INDIANA 46360, U.S.A. Phone: 219/879-8000 Fax:

Series 1950 Explosion-Proof Differential Pressure Switches. Specifications - Installation and Operating Instructions. Bulletin E-57.

Dwyer 1831-1-RA-S - Low Differential Pressure Switch, DPDT, Manual Reset (2.5" - 9.0" W.C.) - Low Differential Pressure Switch, DPDT, Manual Reset (2.5" 

Differential Pressure Switches; Flow Switches; Level Switches; Dwyer 1630 Large Diaphragm Differential Pressure Switch Manual (250.19 kB) More Information Measuring Range: 0.05” to 12” WC: Reviews . Write Your Own Review. You're reviewing: Dwyer 1630 Large Diaphragm Pressure Switches Your Rating. Quality. 1 star 2 stars 3 stars 4

Series DH3 Digihelic® Differential Pressure Controller 3 in 1 Instrument: Gage, Switch and Transmitter, Square Root Output for Flow. The Series DH3 Digihelic® Differential Pressure Controller is a 3-in-1 instrument possessing a digital display gage, control relay switches, and a transmitter with current output all packed in the popular Photohelic® gage style housing.

Call a Lesman sales specialist at 800-953-7626. Orders placed before 3PM central time for in stock models ship the same day. Product Documentation, Dwyer 1831 Low Differential Pressure Switch with Manual Reset Specifications (395.80 kB) Dwyer 1831 Low Differential Pressure Switch with Manual Reset Manual (322.84 kB) Product Videos,

Dwyer® DPDT Low Differential Pressure Switch, 1831-1-RA-S, Manual Reset, 2.5-9" w.c.: Electronic Components: : Industrial & Scientific.