... the processes in various industry application for temperature, humidity,pressure, flow, frequency, vibration, current ... (4-20mA)Aux. power supply for sensor: 24VDCPrinting: RS232 printing portCommunication: RS485 ... and performance color paperless recorder, paperless recorder, tempeature recorder,paperless chart recorder, data logger, teperature data loggera Kehao-Univesal Paperless Temperature and ...