April 21, 2009 -
Model 522 differential pressure/indicator switch is diaphragm-type unit with high-to-low-side isolation, enabling low flow monitoring of heat exchangers in geothermal applications. Unit has 240 Vac/Vdc voltage ratings with maximum status pressure of 1,000 psig, differential over-range pressure of 200 psid, and differential pressure ranges of 0-5 to 0-50 psid with ±5% FS accuracy. It is available with 1 or 2 field-adjustable, hermetically sealed SPST reed switches.
GEOTHERMAL Differential Pressure Indicator SWITCH for Low Flow Monitoring
Mid-West Instrument's new Model 522 differential pressure / indicator switch is a diaphragm type unit that features complete high to low side isolation...making it ideal for low flow monitoring of heat exchangers in geothermal applications.
The 522 features a max static pressure of 1000 P.S.I.G. (69 bar), a max differential over-range pressure of 200 P.S.I.D.(13.89 bar) and differential pressure ranges of 0-5 to 0-50 P.S.I.D. with ± 5% F.S accuracy.
Body materials are aluminum or 316/316L stainless steel with 316 SS, ceramic and acetal moving parts.
The 522 unit is available with one or two field adjustable (40% to 100% FS.) hermetically sealed reed switches in SPST (3 amp) configuration. Features up to 240 VAC/VDC voltage ratings, flying leads or DIN type connectors and can be custom designed to meet mounting requirements or operating conditions. Dial accuracy ±5% standard with a 5 year warranty.
Sales:
Fred Lueck President
USA
Phone: 586-254-6500
FAX: 586-254-6509 E-mail this person Company Information: Name: Mid-West Instrument Address: 6500 Dobry Rd. City: Sterling Heights State: MI ZIP: 48314 Country: USA Phone: 800-648-5778 FAX: 586-254-6509 http://www.midwestinstrument.com
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