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Sonoff DUAL R3 - User Manual

Sonoff DUAL R3
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User manual V1.2
DUAL
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Sonoff DUAL R3 Specifications

General IconGeneral
CertificationTUV, FCC
Product colorWhite
Easy to installYes
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)
Housing materialPolycarbonate (PC)
Channels quantity2 channels
Operating frequency2.4 - 2.4835 MHz
Placement supportedIndoor
Wireless technologyWi-Fi
Networking standardsIEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Connectivity technologyWired & Wireless
Maximum power per channel2200 W
Sustainability certificatesCE, RoHS
Package typeBox
Quantity per pack1 pc(s)
Power sourceAC
AC input voltage100 - 240 V
AC input frequency50 - 60 Hz
Operating temperature (T-T)-10 - 40 °C
Operating relative humidity (H-H)5 - 95 %
Weight and Dimensions IconWeight and Dimensions
Depth49 mm
Width54 mm
Height24 mm
Weight58 g

Summary

Product Introduction

Device Features Overview

Highlights the 2-gang Wi-Fi smart switch capabilities: remote control, scheduling, and family sharing.

Installation Recommendations

Suggests device weight under 1kg and installation height under 2m for optimal use.

Operating Instructions

Power Off Safety Precautions

Advises consulting professionals for wiring and avoiding live-wire operations to prevent electric shock.

Wiring Instructions

Motor Mode Wiring Diagrams

Illustrates wiring for momentary and dual relay switches in motor mode.

Light Fixture Wiring

Dual Relay Control Wiring

Connect push button or rocker switches for pulse/edge mode dual relay control.

Double Two-Way Control Wiring

Connect SPDT switches in edge mode to achieve double two-way control.

Wiring Instructions

Dry Contact Sensor Wiring

Connect dry contact sensors using external power supply for smart control.

Wiring Connection Notes

Ensures correct neutral/live wire connections and clarifies S1/S2 switch behavior.

eWeLink App Download

Device Setup and Pairing

Power On and Initial Pairing

Device enters Bluetooth pairing mode on first power-on; Wi-Fi LED indicates status.

Adding Device via Bluetooth

Steps to add the device by selecting 'Bluetooth Pairing' in the eWeLink app.

Compatible Pairing Mode

Alternative pairing method using long press for specific Wi-Fi LED patterns.

Device Setup and Pairing

iOS System Pairing Procedure

Specific instructions for pairing the device on iOS systems via Wi-Fi.

Product Specifications

Wi-Fi LED Indicator Status

Working Modes

Network Switching

Factory Reset

Common Problems and Solutions

Wi-Fi Pairing Failures

Troubleshooting for common issues when pairing Wi-Fi devices with the eWeLink APP.

Wi-Fi Device Offline Issues

Diagnosing and resolving 'offline' status for Wi-Fi connected devices based on LED indicators.

Server Connection Errors

Resolving LED indicators that show failure to connect to the server.

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