precision PT100 metal sensor transmitter with RS485 RTU interface for reliable data transmission and stable performance across a wide temperature range from 20 C to 400 C. Designed for industrial automation engineers, automotive technicians, and electronics professionals requiring accurate measurement solutions in critical applications. Robust metal housing and components; operates on 825 V supply (12 V recommended); current consumption 813 mA for energyefficient operation. Suitable for machinery in manufacturing facilities, HVAC system diagnostics, and automotive engine temperature testing under extreme environmental conditions. Applications: Manufacturing facilities: monitor temperatures of motors, bearings, and gearboxes to prevent overheating and support predictive maintenance. HVAC diagnostics: monitor temperatures at compressors, condensers, or coils to ensure efficient operation and quick fault detection. Automotive engineering/testing: monitor engine coolant and oil temperatures under extreme ambient conditions during development or field testing.