LoraTap Sc400w-eu-v6

LoraTap Sc400w-eu-v6 WiFi Smart Curtain Switch User Manual

Model: Sc400w-eu-v6

1. Introduction

The LoraTap Sc400w-eu-v6 WiFi Smart Curtain Switch is designed to provide intelligent control over your motorized curtains, blinds, and roller shutters. This switch integrates with your home WiFi network, allowing for convenient control via a smartphone application, voice commands through Amazon Alexa or Google Home, and direct touch panel interaction. It offers features such as scheduling, backlight control, and adjustable running times to enhance your smart home experience.

LoraTap WiFi Curtain Switch product overview showing black and white variants
Figure 1: LoraTap WiFi Smart Curtain Switch (Black and White Variants)

2. Features

  • Backlight Function: Adjustable backlight settings via the app, including scheduling to avoid sleep disturbance.
  • Voice Control: Compatible with Amazon Alexa and Google Home for hands-free operation.
  • App Remote Control: Full control of curtains/blinds from anywhere using the Smart Life / Tuya APP.
  • Touch Panel Control: High-quality tempered glass touch panel for direct manual operation, safe even with wet hands.
  • Running Time Setting: Customizable motor running time from 1 to 120 seconds, ideal for various blind sizes.
  • Timer and Schedule: Set specific times for automatic opening and closing of curtains.
  • Device Sharing: Create groups in the app to manage multiple devices and share control with family members.

3. Specifications

ParameterValue
Model NumberSc400w-eu-v6
Brand NameLoraTap
Input Voltage100-250VAC, 50/60Hz
WiringNeutral Wire, L1, L2, Earth Wire
Max Load600W
Wireless ProtocolWi-Fi 2.4 GHz 802.11 b / g / n (Does not support 5Ghz Wi-Fi)
Standby ConsumptionBelow 0.5W
Color OptionsWhite/Black
CompatibilityTubular Motor with 4 wires
CertificationCE, RoHS

4. Safety Information

Please read and understand all safety instructions before installation and use. Failure to follow these instructions may result in electric shock, fire, or other hazards.

  • WARNING: Risk of Electric Shock. Installation should only be performed by a qualified electrician.
  • Ensure power is OFF at the circuit breaker before installing or servicing the switch.
  • Do not operate the switch with wet hands.
  • Do not exceed the maximum load rating of 600W.
  • This device is designed for indoor use only.
  • Keep out of reach of children.

5. Installation and Wiring

Important: Always turn off power at the circuit breaker before beginning any electrical work. If you are unsure about any part of the installation process, consult a qualified electrician.

  1. Power Off: Locate the circuit breaker controlling the power to the switch location and turn it off. Verify power is off using a voltage tester.
  2. Remove Old Switch (if applicable): Carefully remove the existing curtain/blind switch from the wall box. Disconnect its wires, noting their connections.
  3. Wiring Connections: The LoraTap switch requires a Neutral Wire, L1 (Live for Up), L2 (Live for Down), and an Earth Wire. Connect the wires from your motor and power supply to the corresponding terminals on the LoraTap switch. Refer to the wiring diagram provided in your physical product manual for precise connections.
  4. Mount the Switch: Secure the LoraTap switch into the wall box using the provided screws.
  5. Attach Faceplate: Snap the glass faceplate onto the switch module.
  6. Power On: Restore power at the circuit breaker.

Note on Wiring Diagram: A detailed wiring diagram is crucial for correct installation and is typically included in the physical product manual. Ensure your motor is a 4-wire tubular motor compatible with this switch.

6. App Pairing and Configuration

To utilize the smart features of your LoraTap switch, you need to pair it with the Tuya Smart or Smart Life application.

  1. Download App: Download and install the 'Tuya Smart' or 'Smart Life' app from your smartphone's app store (iOS or Android).
  2. Register/Login: Open the app and register for a new account or log in with an existing one.
  3. Add Device: In the app, tap the '+' icon to add a new device. Select 'Curtain Switch' or 'Curtain (Wi-Fi)'.
  4. Enter Pairing Mode: Follow the in-app instructions to put the switch into pairing mode. This usually involves pressing and holding a button on the switch until an indicator light flashes rapidly.
  5. Connect to Wi-Fi: Ensure your phone is connected to a 2.4GHz Wi-Fi network. Enter your Wi-Fi password in the app.
  6. Complete Pairing: The app will search for and connect to the switch. Once connected, you can rename the device and assign it to a room.
App Control feature demonstration with a smartphone controlling blinds
Figure 2: App Control for Curtains

7. Operating Instructions

7.1. Touch Panel Control

The switch features a tempered glass touch panel for direct manual control.

  • Up Arrow (⌃): Touch to open the curtains/blinds.
  • Middle Bar (≡): Touch to pause the curtains/blinds.
  • Down Arrow (⌄): Touch to close the curtains/blinds.
Touch Panel Control feature demonstration with a hand interacting with the switch
Figure 3: Touch Panel Operation

7.2. App Control

Once paired, you can control your curtains/blinds from the Tuya Smart / Smart Life app.

  • Open the app and select your curtain switch.
  • Use the virtual buttons (Open, Pause, Close) to control your curtains.
  • Access additional settings like backlight, running time, and schedules within the device interface.

7.3. Voice Control (Amazon Alexa / Google Home)

Integrate your LoraTap switch with Amazon Alexa or Google Home for voice commands.

  1. Link Account: In the Alexa or Google Home app, enable the 'Smart Life' or 'Tuya Smart' skill/service and link your account.
  2. Discover Devices: Ask Alexa/Google to discover new devices.
  3. Voice Commands: Use commands such as:
    • "Alexa, open the curtain."
    • "Hey Google, close the blinds."
    • "Alexa, stop the roller shutter."
Voice Control feature demonstration with a person and smart speakers
Figure 4: Voice Control with Alexa and Google Assistant

7.4. Timer Function

Set schedules for automatic operation through the app.

  • In the app, navigate to your curtain switch settings.
  • Select 'Schedule' or 'Timer' and add new automation.
  • Set the desired time and action (Open/Close) for your curtains. You can also set repeat days.
Timer Function demonstration with blinds opening/closing at scheduled times
Figure 5: Setting Timers for Curtain Operation

7.5. Backlight Function

Control the switch's backlight via the app.

  • In the app, go to the device settings for your curtain switch.
  • Locate the 'Backlight Switch' option.
  • You can manually turn the backlight ON or OFF, or set a schedule for it to turn on/off automatically (e.g., off at night, on in the morning).
Backlight Function explanation with app screenshot and switch states
Figure 6: Backlight Function Control via App

7.6. Running Time Setting

Adjust the motor's running duration for precise control.

  • Access the device settings in the Tuya Smart / Smart Life app.
  • Find the 'Running Time Setting' option.
  • Set the duration from 1 to 120 seconds to match the full travel time of your specific blinds or curtains. This ensures they open or close completely.
Running Time Setting in the app, showing 1-120 seconds adjustment
Figure 7: Adjusting Running Time in the App

8. Maintenance

The LoraTap Smart Curtain Switch requires minimal maintenance.

  • Cleaning: Use a soft, dry cloth to clean the glass panel. Do not use abrasive cleaners or solvents.
  • Firmware Updates: Periodically check the Tuya Smart / Smart Life app for available firmware updates to ensure optimal performance and security.

9. Troubleshooting

  • Switch Not Responding: Check if the circuit breaker is on. Ensure the switch is properly wired and receiving power.
  • Cannot Connect to Wi-Fi: Ensure your Wi-Fi network is 2.4GHz. Check your Wi-Fi password. Try resetting the switch to pairing mode and attempting to connect again. Move the switch closer to your Wi-Fi router if signal is weak.
  • Voice Control Not Working: Verify that your Smart Life/Tuya Smart account is correctly linked in the Alexa/Google Home app. Ensure the device is discovered and named appropriately.
  • Curtains Not Opening/Closing Fully: Adjust the 'Running Time Setting' in the app to match the full travel time of your motor.
  • Backlight Not Changing: Check the backlight settings and schedules in the app.

10. User Tips

  • Naming Devices: Use clear and simple names for your curtain switches in the app (e.g., "Living Room Blinds," "Bedroom Curtains") for easier voice control.
  • Group Control: If you have multiple smart curtain switches, use the 'Group' feature in the app to control them simultaneously with a single command.
  • Automation: Explore the automation features in the Tuya Smart / Smart Life app to create routines based on time, weather, or other smart home device statuses.

11. Warranty and Support

For warranty information, technical support, or service inquiries, please contact the seller or manufacturer directly. Keep your purchase receipt as proof of purchase.

Security & Privacy: LoraTap is committed to protecting your privacy. Your personal details are not shared with third parties without your consent and are kept safe and secure.

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