... Recorder .RTD,PT100, Thermcouple,V,mV,mA .USB,RS485,RS232,Relay,Print .144x144x180mm .CE Universal 16 Inputs Paperless Recorder.RTD ... ,PT100, Thermcouple,V,mV,mA.USB,RS485,RS232,Relay,Print.44x144x180mm.CE,ROHKH300B is high quality blue paperless ... well as on site from a remote place via RS485, RS232 serial interface. MODBUS-RTU communication protocol are available for configuration with ...