AN708 series intelligent PID digital temperature controller 1.PID auto-tuning 2.RS485 communication, ... controller Features:*Universal signal input,suitable for most sensors.*With digital LED display,control & multi alarms function*Two freedom degree PID* RS485 ... of pulses electromagnetism interference, for power supply input connector,≥2KVMeasured&display resolutionRTD0.1°C, TC 1°C, FOR other input, ...