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Modbus Rtu Remote Io Rs485 Serial Port Server Module For Plc Hmi Control 4di 4do 4ai 2ao - China

price: 20.00 Dollar US$

Name: Modbus Remote IO Module (4DI+4DO+4AI+2AO) Model No: M120 The M120 Modbus Remote I/O Module is an industrial class, isolated designed, high reliability, high stability and high precision data acquisition module, embedded 32-Bit High Performance Microprocessor MCU, provides a RS485 interface.

It provides multi I/O, supports standard Modbus RTU, can be intergraded into SCADA, OPC server, HMI and other automation systems.

It is design for working in the harsh industrial application environment, widely used in a variety of industrial automation, security monitoring system, automatically measurement and control system.

The M120 Modbus Remote I/O module provides 4 optical-isolated digital inputs, DI1 supports max.

10MHz high speed pulse counter, 4 isolated 12bits analog inputs, supports 0~5V, 0~10V, 4~20mA, 0~20mA analog signal, 4 digital outputs, DO1 supports 10Hz~300KHz PWM high speed pulse output, or relay outputs, 2 channel 12bits analog outputs, supports 0~10VDC signal output.

All of the I/O with high sampling frequency and special filtering strategy to ensure its reliable.

The M120 Modbus Remote I/O module can work at wide working voltage range, the range is 24 ~ 36VDC with anti-reverse protection design.

Also, it provides 1channel 24~36VDC power output for external device to save wiring cost.


Company Contact:


  • Phone: 0086-135-7081-0254

  • Address: Floor2,A building 14,Fuqiao third industrial zone,Qiaotou community Fuyong Town Bao'an District,Shen, Shenzhen , Guangdong , China

  • Email: Email


Published date: July 15, 2019

  • Business Description: We are a professional GSM 3G 4G RTU DTU/GSM 3G 4G NB-IoT Industrial IoT Gateway/Modbus RTU/TCP IO Module/IIOT Cloud Platform Development OEM DEM manufacturer since 2005.

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