1. Fampidirana
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. Information momba ny fiarovana
Azafady vakio ary fantaro tsara ny toromarika fiarovana rehetra alohan'ny hametrahana sy hampiasana azy. Ny tsy fanarahana ireto toromarika ireto dia mety hiteraka fahatairana herinaratra, afo, na loza hafa.
- Installation should be performed by a qualified electrician or professional.
- Ataovy azo antoka fa tapaka ny famatsiana herinaratra alohan'ny fametrahana na fikojakojana.
- Aza apetraka amin'ny hamandoana na hafanana tafahoatra ny fitaovana.
- Operate the device within its specified electrical ratings (100-240V AC, 10A Max).
- Arovy amin'ny ankizy.
3. Product Features and Applications
The DUALR3 Lite offers versatile control for various motorized and electrical appliances:
- Fanaraha-maso ny Relay Roa Sosona: Independently control two devices or a single motorized device with two directions (e.g., open/close).
- Fifandraisana Wi-Fi: Connects to your home Wi-Fi network for remote control via the eWeLink app.
- maotera maotera: 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).
- Safidy fomba: Can also function as a standard smart switch for lights and other appliances.
- Feo fanaraha-maso: Mifanaraka amin'ny Amazon Alexa sy Google Assistant ho an'ny asa tsy misy tanana.
- Scheduling & Scenes: 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
| Toetoetra | DUALR3 | DUALR3 Lite |
|---|---|---|
| Power metering (monitoring, real-time & historical power statistics) | ✓ | ✗ |
| Fiarovana be loatra | ✓ | ✗ |
| Roller motor stroke calibration | ✓ | ✗ |
| Progress bar control with percentage (motor position display) | ✓ | ✗ |
| Mode metatra | ✓ | ✗ |
| maotera maotera | ✓ | ✓ |
| External switch control in both Motor and Switch Mode | ✓ | ✓ |
| Ampifamadiho ny maody | ✓ | ✓ |
Note: The roller motor requires the travel limit function.
4. Fametrahana sy fametrahana
Alohan'ny hanombohana ny fametrahana dia ataovy izay hahazoana antoka fa tapaka ny herinaratra eo amin'ny "circuit breaker" mba hisorohana ny fahatairana elektrika.
4.1 Tariby
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).
- Fampidirana: Connect Live (L) and Neutral (N) wires from your power supply.
- Output: Connect Live Out 1 (L Out 1) and Live Out 2 (L Out 2) to your devices or motor.
- Switch ivelany: Connect your existing wall switch to S1 and S2 terminals for manual control.
Zava-dehibe: Ensure all connections are secure and insulated. If you are unsure about electrical wiring, consult a qualified electrician.
4.2 Fampiarahana amin'ny fampiharana eWeLink
- Ampidino avy amin'ny App Store na Google Play ny fampiharana eWeLink.
- Misoratra anarana ary midira amin'ny kaontinao eWeLink.
- 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.
- Ao amin'ny fampiharana eWeLink, tsindrio ny kisary '+' raha hampiditra fitaovana.
- Araho ny toromarika eo amin'ny efijery mba hampifandraisana ny fitaovana amin'ny tambajotra Wi-Fi 2.4GHz-nao.
- Once connected, you can name your device and assign it to a room.
4.3 Karazana Switch Mifanaraka
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. Torolàlana miasa
Once installed and paired, you can control your DUALR3 Lite using the eWeLink app, voice commands, or your existing wall switches.
5.1 Fanaraha-maso fampiharana
Open the eWeLink app to access your DUALR3 Lite. You can:
- Turn devices on/off.
- Control motorized devices (e.g., open/close curtains, adjust position).
- Mametraha fandaharam-potoana sy fameram-potoana.
- Create smart scenes to automate actions based on conditions (e.g., time, other device status).

Figure 5: Remote Control via eWeLink App
5.2 Fifehezana feo
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."
- "Hey Google, vonoy ny jiron'ny efitra fatoriana."

Sary 6: Fanaraha-maso ny feo Example
5.3 Fandaharam-potoana
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. Fikojakojana
To ensure optimal performance and longevity of your DUALR3 Lite module:
- Tazomy ho madio sy tsy misy vovoka ny fitaovana. Mampiasà lamba maina sy malefaka hanadiovana azy.
- Aza avela ho rano na ranon-javatra hafa ilay maody.
- Regularly check the eWeLink app for firmware updates to ensure you have the latest features and security enhancements.
- Aza manandrana manongotra na manamboatra ilay fitaovana. Mifandraisa amin'ny fanohanan'ny mpanjifa raha misy olana.
7. Famahana olana
If you encounter issues with your DUALR3 Lite, consider the following common solutions:
- Fitaovana an-tserasera: Check your Wi-Fi connection. Ensure the module is within range of your 2.4GHz Wi-Fi router. Restart the module and your router.
- Tsy afaka mampiaraka: 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.
- Motor tsy mamaly: 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.
- Fifehezana feo tsy mandeha: 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.
- Fanaraha-maso mihelina: 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. Famaritana
| famaritana | antsipirihany |
|---|---|
| Laharana modely | DUALR3 Lite |
| Ny refin'ny vokatra | 1.3 x 2.68 x 4.02 santimetatra; 4.8 ,XNUMXozy |
| mpanamboatra | SONOFF |
| Fomba fiasa | Smart Switch |
| Rating amin'izao fotoana izao | 10 Amps |
| Operating Voltage | 120 Volts (Supports 100-240V AC) |
| Karazana fifandraisana | Tsy misy mikasika |
| Karazana mpampitohy | Crimp |
| Karazana Switch | davarangany |
| Terminus | Sokiro |
| KEVITRA | VARAHINA |
| Wireless Standard | Wi-Fi IEEE 802.11 b / g / n 2.4GHz |
9. Warranty sy fanohanana
Matetika ny vokatra SONOFF dia misy garantie voafetra. Jereo azafady ny karatra garantie miaraka amin'ny vokatrao na tsidiho ny tranokala ofisialin'ny SONOFF. webtranokala momba ny fepetra sy fepetra momba ny fiantohana amin'ny antsipiriany.
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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