Compact sensor with small size for easy installation in tight spaces Fast response speed for timely measurements Low power consumption to reduce energy use and heat Stable temperature characteristics for reliable operation across environmental changes Can be used with modular instruments, DCS, PLC and other systems to provide isolation, conversion and processing functions for field instruments Improves anti interference capability of automatic control systems in industrial production, helping ensure system stability and reliability Easy to install and use; no need to connect DC to the circuit during measurement Suitable for a range of field instrument applications in industrial automation Use scenarios Scenario 1: In a factory with a DCS control system, the device provides isolation and signal processing to reduce interference from nearby equipment. Scenario 2: In a PLC controlled packaging line, it interfaces with modular instruments to improve signal integrity and reliability. Scenario 3: In harsh industrial environments, it serves as a modular instrument module to enhance anti interference and system stability.