---
title: "Modbus Protocol RS485 IO PLC Extensible Module 8/16/32 Channel Relay Transistor Type Digital Analog"
url: "https://maker.wiznet.io/mayuri/resellers/modbus-protocol-rs485-io-plc-extensible-module-8-16-32-channel-relay-transistor-type-digital-analog/"
markdown_url: "https://maker.wiznet.io/mayuri/resellers/modbus-protocol-rs485-io-plc-extensible-module-8-16-32-channel-relay-transistor-type-digital-analog/md"
type: "VAR: Value-Added Reseller Products"
author: "Lazada"
author_url: "https://www.lazada.sg/products/modbus-rtu-protocol-rs485-io-plc-extensible-module-81632-channel-relay-transistor-type-digital-analogy-i1676505285-s8096741581.html?clickTrackInfo=undefined&search=1&spm=a2o42.searchlist.list.i40.59043b36KOTwjO"
editor: "WIZnet"
editor_url: "https://maker.wiznet.io/"
original_author: "Lazada"
original_url: "https://www.lazada.sg/products/modbus-rtu-protocol-rs485-io-plc-extensible-module-81632-channel-relay-transistor-type-digital-analogy-i1676505285-s8096741581.html?clickTrackInfo=undefined&search=1&spm=a2o42.searchlist.list.i40.59043b36KOTwjO"
published: "2022-09-20"
language: "en"
hardware: ["WIZnet W5500"]
likes: 3
views: 1402
comments: 0
source: "WIZnet Makers (https://maker.wiznet.io/)"
---

# Modbus Protocol RS485 IO PLC Extensible Module 8/16/32 Channel Relay Transistor Type Digital Analog

> Modbus RTU Protocol RS485 IO PLC Extensible Module 8/16/32 Channel Relay Transistor Type Digital Analogy Module.

Original author: Lazada (source: https://www.lazada.sg/products/modbus-rtu-protocol-rs485-io-plc-extensible-module-81632-channel-relay-transistor-type-digital-analogy-i1676505285-s8096741581.html?clickTrackInfo=undefined&search=1&spm=a2o42.searchlist.list.i40.59043b36KOTwjO)

## Components

- **WIZnet W5500** x 1 ([docs](https://docs.wiznet.io/Product/Chip/Ethernet/W5500))

WIZnet parts: W5500 ([Datasheet](https://docs.wiznet.io/Product/Chip/Ethernet/W5500/datasheet?utm_source=maker&utm_medium=project&utm_campaign=w5500), [product hub](https://maker.wiznet.io/products/w5500/))

## Article

- Modbus RTU Protocol RS485 IO PLC Extensible Module 8/16/32 Channel Relay Transistor Type Digital Analogy Module

![](https://maker.wiznet.io/upload/ckeditor5/84402409%5F1663682075%2Epng)

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Source: https://maker.wiznet.io/mayuri/resellers/modbus-protocol-rs485-io-plc-extensible-module-8-16-32-channel-relay-transistor-type-digital-analog/