Yudian 5 Series PID Temperature Controllers are intelligent industrial temperature control instruments designed for accurate and stable process control. Featuring advanced PID and APID control algorithms, these controllers provide fast response, high precision, and reliable performance in demanding industrial environments.

Yudian 500 Series Indicator and Alarm Instruments are versatile process monitoring devices designed for accurate measurement, display, alarm, and signal retransmission applications. These instruments can accept a wide range of inputs including temperature, pressure, flow, level, humidity, voltage, current, and resistance signals.