Transmitter Is CSA-Listed for Div 2 Hazardous Location Service

Mid-West Instrument's Model 121 provides a low-cost loop-powered 8-28Vdc two wire 4-20mA transmitter for a variety of applications. The new unit features a ½-inch NPT interface with an easy-to-wire industrial terminal strip and a removable cover. Accuracy is ±2% from 20% to 100% of full scale. Temperature operating range is -20 F to 150 F (-20 C to 65 C). Model 121 also has a push-button zero reset feature. Model 121 is available in aluminum or 316 S.S. pressure housing with 316 S.S. and internal ceramic parts. Safe working pressure is 6000 PSIG (0-400 bar) Units are available in different pressure ranges from 0-5 PSID (0-3 bar) to 0-110 PSID (0-7 bar).