Indicating 4-20mA Differential Pressure Transmitter
Jul 07, 2009
Indicating 4-20mA Differential Pressure TransmitterThe Model 121 provides a simple, low cost loop-powered 8-28Vdc two wire 4-20mA transmitter for a variety of applications. The new unit features a ½” 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°). 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). It is now CSA Listed for Div 2 hazardous location service.
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