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![EBYTE MA01-AXCX4020 ModBus RTU Serial IO Module RS485 Interface 4DI+2DO 8 Digital Outputs Rail Installation 8~28VDC FOTA [Size]：121*72*34mm](https://cdn.shopify.com/s/files/1/0615/5911/1885/files/ebyte-ma01-axcx4020-modbus-rtu-serial-io-module-rs485-interface-4di2do-8-digital-outputs-rail-installation-828vdc-6111655.jpg?v=1752564251)
![EBYTE MA01-AXCX4020 ModBus RTU Serial IO Module RS485 Interface 4DI+2DO 8 Digital Outputs Rail Installation 8~28VDC FOTA [Size]：121*72*34mm](https://cdn.shopify.com/s/files/1/0615/5911/1885/products/ebyte-ma01-axcx4020-modbus-rtu-serial-io-module-rs485-interface-4di2do-8-digital-outputs-rail-installation-828vdc-8991710.webp?v=1752564251)
![EBYTE MA01-AXCX4020 ModBus RTU Serial IO Module RS485 Interface 4DI+2DO 8 Digital Outputs Rail Installation 8~28VDC FOTA [Size]：121*72*34mm](https://cdn.shopify.com/s/files/1/0615/5911/1885/products/ebyte-ma01-axcx4020-modbus-rtu-serial-io-module-rs485-interface-4di2do-8-digital-outputs-rail-installation-828vdc-7654458.webp?v=1752564252)
[Size]：121*72*34mm
The E103-W02DTU is a cost-effective entry-level model with a compact size
making it easy for developers to connect a variety of peripherals via jumpers to their needs
[Weight]：140g
EBYTE MA01-AXCX4020 ModBus RTU Serial IO Module RS485 Interface 4DI+2DO 8 Digital Outputs Rail Installation 8~28VDC FOTA [Size]：121*72*34mmThe Ebyte MA01 AXCX4020 supports the acquisition of 4 channel sensor switch input (DI), which is converted to serial port (RS485) and data is transmitted to configuration software or PLC. The serial port I O networking module (also known as "remote IO") that controls 2 relay switch outputs (DO) by issuing commands through the serial port to realize remote acquisition and control functions. [Specifications]4DI + 2DO [Interface mode]RS485 [Installation
