DeWin Smart Energy Meter User Manual

1. Introduction

This manual provides detailed instructions for the installation, operation, and maintenance of your DeWin Smart Energy Meter. This intelligent device is designed to monitor and control electrical parameters in real-time, offering convenience and enhanced safety for your electrical system.

Figure 1: DeWin Smart Energy Meter and its mobile application interface.

Figure 2: Wide range of applications for the DeWin Smart Energy Meter, from home use to commercial and industrial settings.

2. Key Features

• Smart Control: Remote control via the Tuya Smart mobile application when connected to a WiFi environment, allowing management of multiple devices simultaneously.
• Real-time Data Display: Digital display shows power, voltage, current, and leakage values on a single interface without switching.
• High-Quality Construction: Shell made of durable, wear-resistant, flame-retardant, waterproof, and moisture-proof PC material to protect internal components.
• Advanced Smart Chip: Equipped with an independent Tuya smart chip for stable performance, consistent data output, and faster calculations.
• Easy Installation: Compact design suitable for DIN rail installation in distribution boxes or wall controls.
• Over-voltage and Under-voltage Protection: Integrated protection features to safeguard connected appliances.

Figure 3: Key features highlighting the robust PC material, ease of installation, smart chip, and high-temperature resistance.

3. Setup and Installation

3.1 Component Overview

Familiarize yourself with the components and connections of the smart energy meter before installation.

Figure 4: Detailed component and display labeling of the DeWin Smart Energy Meter.

• IN Terminal: Incoming power connection (Neutral and Live).
• OUT Terminal: Outgoing power connection to load (Neutral and Live).
• Display Screen: Shows real-time data (Power, Voltage, Current, Leakage).
• Buttons: Set/Query, Upward Adjustment, Downward Adjustment, On/Off.

3.2 DIN Rail Installation

The smart energy meter is designed for standard 35mm DIN rail installation, making it easy to integrate into existing electrical panels.

1. Ensure the main power supply is turned off before beginning installation.
2. Locate an available slot on your 35mm DIN rail within the distribution box.
3. Align the meter with the DIN rail and press firmly until it clicks into place.
4. Connect the incoming power lines to the 'IN' terminals (N for Neutral, L for Live).
5. Connect the outgoing load lines to the 'OUT' terminals (N for Neutral, L for Live).
6. Double-check all connections for security and proper polarity.

Figure 5: Standard 35mm DIN rail installation of the smart energy meter.

Figure 6: Detailed view of the guide rail installation mechanism and physical buttons.

3.3 Network Distribution Mode

To connect the device to your WiFi network and the Tuya Smart app:

• Press and hold the 'Down/Network Distribution' button for 5 seconds.
• The indicator light on the device will flash, indicating it has entered network distribution mode.
• Follow the instructions in the Tuya Smart app to add the device and complete the network configuration.

4. Operation

4.1 Local Display Operation

The integrated LCD provides real-time monitoring of electrical parameters:

• Power (kWh): Displays accumulated energy consumption.
• Voltage (V): Shows the current line voltage.
• Current (A): Indicates the current flowing through the circuit.
• Leakage (mA): Monitors for leakage current, indicating potential faults.

Use the 'Set/Query' button to cycle through different display modes or access settings. The 'Upward Adjustment' and 'Downward Adjustment' buttons are used for navigating settings or adjusting parameters.

4.2 Remote Control via Tuya Smart App

Once connected to the Tuya Smart app, you can remotely control and monitor your smart energy meter from anywhere.

• Remote ON/OFF: Turn the power supply on or off remotely.
• Real-time Monitoring: View live power, voltage, current, and leakage data on your smartphone.
• Statistical Data: Access historical energy consumption data and trends.
• Timer Function: Set schedules for automatic power on/off.
• Protection Settings: Adjust over-voltage, under-voltage, over-current, and leakage protection thresholds.

Figure 7: Remote control and real-time monitoring capabilities via the Tuya Smart app.

Figure 8: The smart energy meter's integration into a smart home network for comprehensive control.

5. Maintenance

To ensure optimal performance and longevity of your DeWin Smart Energy Meter, follow these maintenance guidelines:

• Cleaning: Gently wipe the device with a dry, soft cloth. Do not use abrasive cleaners or solvents.
• Environment: Ensure the installation environment is dry and free from excessive dust or moisture.
• Connections: Periodically check electrical connections to ensure they remain secure. (Only perform if qualified and power is off).
• Firmware Updates: Keep the Tuya Smart app updated to receive the latest firmware for the device, which may include performance improvements and new features.

6. Troubleshooting

If you encounter issues with your DeWin Smart Energy Meter, refer to the following common troubleshooting steps:

If the problem persists after attempting these solutions, please contact customer support.

7. Specifications

Technical specifications for the DeWin Smart Energy Meter:

Figure 9: Visual representation of key product parameters.

8. Warranty Information

DeWin products are manufactured to high-quality standards. This product comes with a standard manufacturer's warranty against defects in materials and workmanship. Please refer to your purchase documentation or contact customer support for specific warranty terms and conditions applicable to your region.

The warranty does not cover damage caused by improper installation, misuse, unauthorized modifications, or natural disasters.

9. Customer Support

For technical assistance, troubleshooting, or warranty claims, please contact DeWin customer support through the following channels:

• Online Support: Visit the official DeWin website for FAQs and support resources.
• Email: Refer to your product packaging or purchase invoice for customer service email address.
• Phone: Contact numbers may be available on the official website or product documentation.

When contacting support, please have your product model number (QBRYYBREA-GS110473Z) and purchase date ready.