KH200B-F, economic mini paperless recorder, max. 4 input channel with 2 output modular. high accuracy, 128x64 dot matrix blue LCD display. Input signal: T.C., RTD, Linear current, linear voltage, other customized type Output: alarm, transmission, feed, communication/printing, USB interface Any brand USB flash drive can output the data directly without any other operation.Play and plug RS485/RS232 communication converter transfer real time data. Configuration with professional software, such as MCGS Adopts Modern advanced MODBUS protocol. Economic and mini paperless recorder. High performance-price ratio than other manufactures in China