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RS232 to RS485 422 Serial Converter DB9 Male to 4 Pin Terminal Block


RS232 to RS485 RS422 Serial Communication Data Converter

RS232 to RS485 422 Serial Converter

DB9 Male to 4 Pin Terminal Block

The RS232 to RS485 422 Serial Converter allows RS232 devices to communicate with RS485 or RS422 equipment, enabling seamless integration of diverse equipment. It enables the signal conversion from RS232 to RS485 or RS422, facilitating communication and data transmission between devices with different serial protocols.


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Description


Introduction:

The RS232 to RS485 422 Serial Converter is a compact terminal block designed for the seamless integration of RS232 and RS485/RS422 serial devices. RS232 is a standard serial communication using a DB9 or DB25 connector, supporting short-distance and point-to-point communication, while RS485 and RS422 are serial communication standards using differential signal transmission, supporting long-distance data transmission. The converter allows RS232 devices to communicate with RS485 or RS422 equipment, facilitating compatibility across different serial communication protocols. Premier Cable P/N: PCM-KW-193

Specification:

Type USB RS485 422 Multi-Port Hub
Product Name RS232 to RS485 422 Serial Converter DB9 Male to 4 Pin Terminal Block
DWG No. PCM-KW-193
Interface A DB9 9 Pin Male; Front Rivet,#4-40
Interface B 4P Terminal
IC MAX485
Pin Assignment (DB 9M) DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS, RI
Pin Assignment (RS485 & RS422) A, B; TX+, TX-, RX+, RX-
Housing Material Black Plastic
Protocol RS232, RS485, RS422

Features:

  1. Signal Conversion: Enable the signal conversion from RS232 to RS485 or RS422, enabling communication between devices with different serial protocols.
  2. Long-Distance Communication: The RS232 to RS485 422 Serial Converter can increase the communication distances (up to 1200 meters) compared to the RS232 shorter communication range (about 15 meters).
  3. LED Lights: Equipped with red and green LED lights, it can monitor power, data transmission, and communication status, and troubleshoot in time.
  4. Differential Signal Transmission: RS485 and RS422 use differential signal transmission, so the terminal block features noise immunity and long-distance communication.

Application:

  1. Equipment Integration: The DB9 Male to RS485 422 4 Pin Terminal Block can be used to integrate older RS232 devices with RS485 or RS422 equipment, facilitating communication between different devices.
  2. Transportation Systems: Used in transportation systems to connect vehicle diagnostic equipment that uses RS232 serial interfaces to RS485 or RS422 networks for fleet management and diagnostics.
  3. Air Quality Monitoring: Integrate RS232 air quality monitoring devices with RS485 or RS422 data loggers for tracking and analyzing air quality parameters.
  4. Industrial Automation: The RS232 to RS485 422 Serial Converter can connect older RS232 serial devices such as PLCs (Programmable Logic Controllers) and sensors to RS485 or RS422 networks, ensuring real-time monitoring and control.

Drawing:

RS232 to RS485 422 Serial Converter DB9 Male to 4 Pin Terminal Block supplier

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