Mid-West Instrument has released its 4-20mA differential pressure transmitter, the model 220. The transmitters provides a Loop Powered 8-28 VDC two wire 4-20mA Transmitter option using the same CSA, UL & ATEX rated sensor and explosion-proof housing used on our model 220 with switches. With weatherproof construction that includes 4½ in. dial and shatter resistant lens, Model 220 is available with loop powered 8-28 Vdc 2-wire 4-20 mA transmitter option. Piston operated unit has pressure containing elements of aluminum or 316 SS with 316 SS and ceramic terminals. Safe working pressure is 4,000 psig, with differential ranges available from 0-5 to 0-100 psid. Transmitter accuracy is ±2% from 20-100% FS, indicator accuracy is ±2% independent of transmitter.
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