Technical Specifications Isolated repeater power; 4-20mA analog signal; Intrinsic safety protection; DIN rail mount; Operating temperature -40°C ~70°C.
Functional Features Provide loop power supply for two-wire transmitters. Galvanic isolation between field and control system. Limit energy for hazardous area. Signal isolation and noise suppression.
Application Scenarios Oil & gas, chemical process industry, used for pressure, temperature, level transmitters in explosive hazardous zones.
Performance Parameters Stable loop power output; Low signal error; High isolation dielectric strength.
Structural Characteristics DIN rail compact module, separate terminals for field side and control side, LED power status indicator.
Working Principle The module provides isolated loop power to field 2-wire transmitter. The 4-20mA process signal is isolated and transmitted to DCS/PLC analog input channel, with energy limiting for hazardous side circuit.
Installation Requirements Mount on DIN rail inside safe control cabinet. Use shielded twisted pair for field instrument wiring. Proper grounding required.
Usage Notes Match transmitter loop load requirement. Comply with intrinsic safety installation standard. Avoid overvoltage input on control side.
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