---
lang: "en"
title: "MR-AO-1: 4-channel analog output module 0-10VDC Modbus RTU"
sku: "FF-MR-AO-1"
canonical_url: "https://shop.marcomweb.it/en/modbus/mr-ao-1-4-channel-analog-output-module-0-10vdc-modbus-rtu"
brand: "MARCOM S.r.l."
end_of_life: "false"
---

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MR-AO-1: 4-channel analog output module 0-10VDC controllable via RS485 with Modbus RTU protocol

4-channel analog output module 0-10VDC controllable via RS485 with Modbus RTU protocol

**Operation**

- The module has 4 analog voltage outputs with a 0-10VDC range.
- The output value can be set via RS-485 using the Modbus RTU protocol.

**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/modbus/mr-ao-1-4-channel-analog-output-module-0-10vdc-modbus-rtu

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