Introduction
The AT4PW Smart Power Meter is a WiFi-enabled electricity power monitor designed for remote control and management of electrical consumption. It provides real-time data on current voltage, current, power, electricity usage, frequency, and power factor, all displayed on a clear 2.4-inch LCD HD color screen. This device supports universal 35mm DIN rail installation and offers protective functions such as undervoltage, overvoltage, and overcurrent protection. It is compatible with smart home platforms like Tuya and Smart Life, and voice assistants including Amazon Alexa, Google Assistant, and Yandex Alice.
Specifications
The AT4PW Smart Power Meter offers robust features for comprehensive electricity monitoring and control.
| Parameter | Value |
|---|---|
| Brand | ATORCH |
| Product Item | AT4PW |
| Rated Current | 0-100A |
| Rated Power | 0-26.5KW |
| Rated Voltage | L+N 85-265V 50-60HZ |
| Installation | 35mm DIN Rail |
| Undervoltage Protection | 90V-250V Adjustable |
| Overvoltage Protection | 90V-300V Adjustable |
| Overcurrent Protection | 10A-100A Adjustable |
| Power Supply | AC |
| Display Type | LCD |
| Product Dimensions | 97mm (H) x 76mm (W) x 76mm (D) |
| Function | WiFi remote control, overcurrent protection, short current protection, over voltage and under voltage protection. Electricity unit price setting, electricity cost statistics, including relay circuit breaker. |
Setup and Installation
The AT4PW Smart Power Meter is designed for convenient 35mm DIN rail installation. Ensure all power is disconnected before proceeding with installation.
Wiring Instructions
Follow the wiring diagram carefully to connect the meter to your AC circuit. Incorrect wiring can cause damage to the device or electrical system.
- L-IN (Live Input): Connect the incoming live wire to this terminal.
- L-OUT (Live Output): Connect the outgoing live wire to the load from this terminal.
- N-IN (Neutral Input): Connect the incoming neutral wire to this terminal.
- N-OUT (Neutral Output): Connect the outgoing neutral wire to the load from this terminal.
Initial Power-On
After successful wiring, restore power. The device's WiFi indicator will flash, indicating it is ready for network configuration. Refer to the mobile application instructions for connecting the device to your WiFi network and smart home system (Tuya/Smart Life).
Operating Instructions
The AT4PW Smart Power Meter can be operated via its physical buttons or through a mobile application.
Device Interface and Buttons
The meter features a 2.4-inch LCD HD color screen and three control buttons: '+', '-', and 'M'.
- Main Measurement Display Area: Shows real-time data such as voltage (Vol), current (Cur), power (Pwr), energy (Ene), frequency (Fre), power factor (Factor), AQI, PM2.5, Humidity, and Air Temperature.
- Power Indicator: Indicates power status.
- BT Signal Indicator: (Not applicable for WiFi version)
- WiFi Signal Indicator: Indicates WiFi connection status.
- '+' Key Button:
- Single click: Turns the device ON or OFF.
- Long press: Enters the next test window.
- '-' Key Button:
- Single click: Turns the device ON or OFF.
- Long press: Enters the next test window.
- 'M' Key Button:
- Short press (in function test interface): Sets the parameter value.
- Long press: Enters the background settings.
Mobile Application Control
The AT4PW Smart Power Meter can be fully controlled and monitored using a compatible mobile application (e.g., Tuya Smart, Smart Life). This allows for remote operation from anywhere with internet access.
- Remote Control: Turn the device on or off from your smartphone, regardless of distance.
- Share Management: Share control of the device with other users.
- Scheduling Program: Set schedules for automatic power on/off.
- Timing Function: Implement countdown timers for power control.
- Voice Control: Integrate with Amazon Alexa, Google Assistant, or Yandex Alice for hands-free operation.
- Energy Monitoring: View historical and real-time energy consumption data.
- Protective Functions: Monitor and adjust undervoltage, overvoltage, and overcurrent protection settings. The device will automatically cut off power if these limits are exceeded.
Maintenance
To ensure the longevity and optimal performance of your AT4PW Smart Power Meter, follow these general maintenance guidelines:
- Cleaning: Regularly wipe the device with a dry, soft cloth. Do not use abrasive cleaners or solvents.
- Environment: Ensure the device is installed in a dry, well-ventilated area, away from direct sunlight, extreme temperatures, and high humidity.
- Inspections: Periodically check the wiring connections to ensure they are secure and free from corrosion.
- Firmware Updates: Keep the mobile application and device firmware updated to benefit from the latest features and security enhancements.
Troubleshooting
If you encounter issues with your AT4PW Smart Power Meter, consider the following basic troubleshooting steps:
- Device Not Powering On: Check the main power supply and ensure all wiring connections are correct and secure according to the installation diagram.
- WiFi Disconnection: Verify your WiFi network is active and the signal strength is adequate. Restart the meter and your WiFi router. Ensure the meter is within range of your router.
- Inaccurate Readings: Double-check the wiring to ensure correct input and output connections. If the issue persists, contact customer support.
- App Control Issues: Ensure your mobile device has an active internet connection. Verify the app is updated to the latest version. Try restarting the app or reinstalling it.
- Protection Tripping: If the overvoltage, undervoltage, or overcurrent protection frequently trips, check the connected load and power supply for abnormalities. Adjust protection thresholds in the app if necessary, but always ensure they are within safe operating limits for your electrical system.
User Tips
- Energy Monitoring: Utilize the app's energy monitoring features to identify power-hungry appliances and optimize your electricity usage.
- Automate with Schedules: Set up daily or weekly schedules for appliances to turn on/off automatically, enhancing convenience and energy efficiency.
- Voice Assistant Integration: Connect your meter to Amazon Alexa or Google Assistant for easy voice commands to control connected devices.
- Protection Settings: Carefully set the undervoltage, overvoltage, and overcurrent protection limits to safeguard your appliances and electrical system.
Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the seller or manufacturer's official website. Keep your purchase receipt as proof of purchase.
