1. Introduksjon
The SONOFF DUALR3 Lite is a dual-relay Wi-Fi smart switch module designed to transform traditional switches and motorized devices into smart ones. It supports two-way control and is compatible with various smart home platforms, including Alexa and Google Assistant. This module is ideal for automating curtains, blinds, roller shutters, and other motorized facilities, offering both motor mode and switch mode functionalities.
The DUALR3 Lite has received TUV certifications, ensuring a safer and more reliable product for your home automation needs.

Figure 1: SONOFF DUALR3 Lite Smart Switch Modules
2. Sikkerhetsinformasjon
Les og forstå alle sikkerhetsinstruksjoner før installasjon og bruk. Unnlatelse av å følge disse instruksjonene kan føre til elektrisk støt, brann eller andre farer.
- Installation should be performed by a qualified electrician or professional.
- Sørg for at strømforsyningen er frakoblet før installasjon eller vedlikehold.
- Ikke utsett enheten for fuktighet eller ekstreme temperaturer.
- Operate the device within its specified electrical ratings (100-240V AC, 10A Max).
- Oppbevares utilgjengelig for barn.
3. Product Features and Applications
The DUALR3 Lite offers versatile control for various motorized and electrical appliances:
- Dobbel relékontroll: Independently control two devices or a single motorized device with two directions (e.g., open/close).
- Wi-Fi-tilkobling: Connects to your home Wi-Fi network for remote control via the eWeLink app.
- Motormodus: Specifically designed for 100-240V AC motors, enabling smart control of curtains, blinds, roller shutters, awnings, and more. Supports four-wire AC motors (GND, Neutral, Forward, Reverse).
- Bytt modus: Can also function as a standard smart switch for lights and other appliances.
- Stemmekontroll: Kompatibel med Amazon Alexa og Google Assistant for håndfri betjening.
- Planlegging og scener: Set timers, schedules, and create smart scenes for automated operation.
- Existing Switch Compatibility: Retains functionality with your existing wall switches.

Figure 2: DIY Automated Motorized Facilities with DUALR3 Lite
DUALR3 Lite vs. DUALR3 Comparison
The DUALR3 Lite is a streamlined version of the DUALR3. Key differences are outlined below:

Figure 3: Feature Comparison: DUALR3 vs. DUALR3 Lite
| Funksjoner | DUALR3 | DUALR3 Lite |
|---|---|---|
| Power metering (monitoring, real-time & historical power statistics) | ✓ | ✗ |
| Overbelastningsbeskyttelse | ✓ | ✗ |
| Roller motor stroke calibration | ✓ | ✗ |
| Progress bar control with percentage (motor position display) | ✓ | ✗ |
| Meter -modus | ✓ | ✗ |
| Motormodus | ✓ | ✓ |
| External switch control in both Motor and Switch Mode | ✓ | ✓ |
| Bytt modus | ✓ | ✓ |
Note: The roller motor requires the travel limit function.
4. Installasjon og oppsett
Before proceeding with installation, ensure the main power supply is turned off at the circuit breaker to prevent electric shock.
4.1 Kabling
The DUALR3 Lite module requires connection to live, neutral, and load wires. For motorized applications, it connects to the motor's forward and reverse control wires. Refer to the wiring diagram provided in the product packaging or the eWeLink app for detailed instructions specific to your application (e.g., curtain motor, light switch).
- Inndata: Connect Live (L) and Neutral (N) wires from your power supply.
- Produksjon: Connect Live Out 1 (L Out 1) and Live Out 2 (L Out 2) to your devices or motor.
- Ekstern bryter: Connect your existing wall switch to S1 and S2 terminals for manual control.
Viktig: Ensure all connections are secure and insulated. If you are unsure about electrical wiring, consult a qualified electrician.
4.2 Paring med eWeLink-appen
- Last ned eWeLink-appen fra App Store eller Google Play.
- Registrer deg og logg inn på eWeLink-kontoen din.
- Power on the DUALR3 Lite module. It will automatically enter pairing mode (indicated by a blinking LED). If not, press and hold the pairing button for 5 seconds.
- I eWeLink-appen trykker du på «+»-ikonet for å legge til en enhet.
- Følg instruksjonene på skjermen for å koble enheten til 2.4 GHz Wi-Fi-nettverket ditt.
- Once connected, you can name your device and assign it to a room.
4.3 Kompatible brytertyper
The DUALR3 Lite is designed to work with various existing switch types, allowing you to retain manual control alongside app control.

Figure 4: Compatible Existing Switch Types
5. Bruksanvisning
Once installed and paired, you can control your DUALR3 Lite using the eWeLink app, voice commands, or your existing wall switches.
5.1 Appkontroll
Open the eWeLink app to access your DUALR3 Lite. You can:
- Slå enheter av/på.
- Control motorized devices (e.g., open/close curtains, adjust position).
- Sett tidsplaner og tidtakere.
- Create smart scenes to automate actions based on conditions (e.g., time, other device status).

Figure 5: Remote Control via eWeLink App
5.2 Stemmekontroll
Integrate your DUALR3 Lite with Amazon Alexa or Google Assistant for convenient voice control. Link your eWeLink account in the respective assistant app and use commands such as:
- "Alexa, open the living room curtain."
- «Hei Google, slå av lyset på soverommet.»

Figur 6: Stemmekontrolleksempelample
5.3 Planlegging
Set up schedules to automatically open or close your curtains, blinds, or other devices at specific times. This feature enhances comfort and energy efficiency.

Figure 7: Scheduling for Automated Comfort
6. Vedlikehold
To ensure optimal performance and longevity of your DUALR3 Lite module:
- Hold enheten ren og fri for støv. Bruk en tørr, myk klut til rengjøring.
- Unngå å utsette modulen for vann eller andre væsker.
- Regularly check the eWeLink app for firmware updates to ensure you have the latest features and security enhancements.
- Ikke forsøk å demontere eller reparere enheten selv. Kontakt kundestøtte hvis det oppstår problemer.
7. Feilsøking
If you encounter issues with your DUALR3 Lite, consider the following common solutions:
- Enhet frakoblet: Check your Wi-Fi connection. Ensure the module is within range of your 2.4GHz Wi-Fi router. Restart the module and your router.
- Kan ikke pares: Ensure the device is in pairing mode (blinking LED). Verify your Wi-Fi password and network type (only 2.4GHz is supported). Try resetting the device by holding the pairing button for 5 seconds.
- Motoren reagerer ikke: Check wiring connections to the motor. Ensure the module is in 'Motor Mode' in the eWeLink app settings. Verify the motor itself is functioning correctly.
- Stemmekontroll fungerer ikke: Ensure your eWeLink account is correctly linked to Alexa or Google Assistant. Check the device name in the eWeLink app and use clear voice commands.
- Intermitterende kontroll: This could be due to weak Wi-Fi signal. Consider relocating your router or adding a Wi-Fi extender.
For further assistance, refer to the eWeLink app's help section or contact SONOFF customer support.
8. Spesifikasjoner
| Spesifikasjon | Detalj |
|---|---|
| Modellnummer | DUALR3 Lite |
| Produktdimensjoner | 1.3 x 2.68 x 4.02 tommer; 4.8 unser |
| Produsent | SONOFF |
| Driftsmodus | Smart Switch |
| Nåværende vurdering | 10 Amps |
| Driftsvoltage | 120 Volts (Supports 100-240V AC) |
| Kontakttype | berøringsfri |
| Koblingstype | Crimp |
| Brytertype | Rocker |
| Terminal | Skru |
| Materiale | Kopper |
| Wireless Standard | Wi-Fi IEEE 802.11 b / g / n 2.4GHz |
9. Garanti og støtte
SONOFF products typically come with a limited warranty. Please refer to the warranty card included with your product or visit the official SONOFF webnettstedet for detaljerte garantivilkår.
For technical support, troubleshooting, or any inquiries, please contact SONOFF customer service through their official website or the eWeLink app's support section.
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