RS232/422/485 Module

1 RS232 interface, two RS485 and 2 RS422 communication interfaces

Product Parameters

Module Introduction

RS232 Interface

* One-channel standard DB9 serial interface
* Max3232 to convert between RS232 and TTL (Transistor-Transistor Logic) level signals
* Transfer speed up to 120kbps

RS485 Interface

* 2-channel RS484, connected with 3 wire terminals
* Max3485 to convert between RS485 and TTL (Transistor-Transistor Logic) level signals
* Industrial design, Strong anti-interference ability, and effective lightning protection
* Support multi machine communication, Max. allowed 128 devices in bus
* Transfer speed up to 500kbps

RS422 Interface

* 2-channel RS422, connected with 5 wire terminals
* Max3490 to convert between RS422 and TTL (Transistor-Transistor Logic) level signals
* Industrial design, Strong anti-interference ability, and effective lightning protection
* Support multi machine communication, Max. allowed 128 devices in bus
* Transfer speed up to 500kbps

Interface display

Size structure

Expansion Port Definiton

Product display