---
lang: "en"
title: "2 relay outputs, RS232+RS485, MODBUS/RTU+ASCII slave"
sku: "RESI-2RO-SIO"
canonical_url: "https://shop.marcomweb.it/en/modbus/2-relay-outputs-rs232rs485-modbusrtuascii-slave"
brand: "MARCOM S.r.l."
end_of_life: "false"
---

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RESI-2RO-SIO Ultra-slim IO module, 1MU, module with 2 relay outputs with normally open (NO) contacts and common root contact, contact rating max. 250V~, 30V=, 8A, RS232+RS485, MODBUS/RTU+ASCII slave, 12-48V=

Ultra-slim MODBUS/RTU module with 2 relay outputs with normally open (NO) contacts and common root contact, contact rating max. 250V~, 30V=, 8A, Host communication: via RS232 or RS485 with MODBUS/RTU slave or ASCII text protocol, host baud rate: 300-256000Bd, none, even or odd parity, 8 data bits, 1 or 2 stop bits, module configuration and testing via our free configuration software based on LIBRE OFFICE (R) or with our free PC software MODBUS configurator

## Technical Specifications

- Dimensions (LxWxH):17.5x90x58mm
- Weight: 69g
- Power supply: 12-48V=
- Power consumption: 1.2W
- Housing: 1MU
- Mounting: DIN rail mountable EN50022
- Terminals:Wire section: max. 2.5 mm², max. 14AWG Screw: M3 Torque: max. 0.5Nm, max. 4.5 Lb-in
- Certified: CE
- Protection class: IP20

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---

Source: https://shop.marcomweb.it/en/modbus/2-relay-outputs-rs232rs485-modbusrtuascii-slave

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