---
lang: "en"
title: "MR-DIO-1: Modbus RTU 6 Digital Input/Output Module"
sku: "FF-MR-DIO-1"
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---

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MR-DIO-1: 6 Digital Input/Output Module communication over RS485 with Modbus RTU protocol

Module with 6 universal digital inputs/outputs, acquirable via RS485 with Modbus RTU protocol

**Operation**

- The module has 6 universal digital inputs/outputs, configurable as inputs or outputs depending on the electrical connection type.
- The state of the outputs can be stored on request to maintain their state upon module restart

**Configuration**

The communication parameters of the module are configured by writing the desired values to specific registers via Modbus RTU.
The device address is set by writing to a Modbus memory area, to which an offset set via DIP switch is added.

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Source: https://shop.marcomweb.it/en/remote-io/mr-dio-1-modbus-rtu-6-digital-inputoutput-module

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