Main Features:
• Supports integration with Tuya App and MQTT API platforms
• Compatible with Amazon Alexa, Google Assistant, Apple HomeKit, and Home Assistant, and supports integration with BMS/EMS systems
• Supports single-phase electrical systems
• Measures real-time voltage, current, power factor, active power, and frequency
• Supports bidirectional measurement of energy consumption and energy production
• Provides historical data tracking and data export
• Lightweight design with DIN rail or wall mounting options
• Supports dual-channel measurement with two CT clamps (optional)
Typical Use Cases：
Single Phase Wifi power meter (PC311) is ideal for energy professionals, system integrators, and equipment manufacturers, the PC311 supports the following applications:
• Residential energy monitoring for smart home applications
• Energy management for small and medium-sized commercial equipment
• EV charging energy monitoring in residential environments
• Solar inverter output monitoring for renewable energy systems
Installation Scenarios：
PC311 WI-FI Single Phase Energy Meter Wiring Diagram
The PC311 supports flexible installation for single-phase energy monitoring applications. It can be connected to the main incoming line for whole-home energy measurement or installed on individual load circuits and solar inverters for dedicated energy monitoring. The dual-channel design allows independent measurement of two circuits using split-core CT clamps without cutting power cables.
FAQs
Q1: What applications is the PC311 best suited for?
A: It is designed for BMS platforms, solar energy monitoring, HVAC systems, and OEM integration projects.
Q2: What CT clamp options are available?
A: The meter supports 20A, 80A, 120A, 200A, and 300A CT clamps, suitable for residential and light commercial applications.
Q3: Can it be integrated with third-party systems?
A: Yes. It supports MQTT API integration for energy management systems and third-party platforms.
Q4: Do you offer OEM/ODM services?
A: Yes. We provide OEM branding, ODM development, and bulk supply for distributors and system integrators.
Q5: How is the device installed?
A: The device comes with mounting accessories and supports DIN rail and wall installation.
Related reading:
[WiFi Smart Energy Meter CT Selection Guide: How to Choose the Right Clamp]
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Connectivity
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Wi-Fi
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• 802.11 b/g/n @2.4GHz
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BLE
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• For Pairing
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RF
Characteristics
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• Operating frequency: 2.4GHz
• Internal antenna
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Physical Specifications
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Operating
Voltage
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• 90~277 Vac 50/60Hz
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Supported
Systems
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• Single-Phase
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Power
Consumption
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• <2W
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Voltmeters
Accuracy
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• ±1%
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Ammeters
Accuracy
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• 20A CT: ±1%（1-20A），±2%（0-1A）
• 80A CT: ±1%（1-80A），±2%（0-1A）
• 120A CT: ±1%（2-120A），±2%（0-2A）
• 200A CT: ±1%（2-200A），±2%（0-2A）
• 300A CT: ±1%（6-300A），±2%（2-6A），±5%（0-2A）
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Clamp Inner
Dimension
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• 20A (optional): Ø5mm
• 80A (default): Ø10mm
• 120A(optional): Ø16mm
• 200A(optional): Ø20mm
• 300A(optional): Ø24mm
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Reporting Cycle
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• Every 15 seconds
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Operating
Environment
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• Temperature: -20 ℃~+55 ℃
• Humidity: ≤ 90% non-condensing
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Mount Type
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• Sticker
• DIN rail Bracket
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Dimension
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• 52(W) x 23(D) x 46(H)mm
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Certification
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•CE
•FCC
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