... analog 0~10V, 0~20mA, operation key board, RS485 communication, UP/DOWN and so on.Other Functions PID ControlInternal PID ... analog 0~10V, 0~20mA, operation key board, RS485 communication, UP/DOWN and so on.Multi-Speed6 input terminals can ... ProtectionsOverheat protection, short-circuit protection, over current protection, parameter lock and so onEnviroment Temperatureminus 10 °C to 40 °C(No-freezing ...