PC311-W-TY/R/N Single-Phase WiFi Power Meter with Relay
PC311-W-TY/R/N
Tuya-compatible single-phase WiFi power meter with dry-contact relay (10A rated, 16A max) for remote on/off control. Bidirectional measurement, relay status reporting in real time, compact 52x23x46mm design.
Overview
PC311-W-TY/R/N helps you monitor the amount of electricity Consumed and Produced in your single-phase power system by connecting the clamp on to the power cable. It allows you to turn On/Off of relay and check real-time or historical energy data via mobile App.
Key Features
- Tuya compliant. Support automation with other Tuya device
- Single-Phase electricity system Suitable
- Remotely monitor a single-phase circuit, with 1 current transformers
- Wireless communication via Wi-Fi 2.4GHz
- Real-time Voltage, Current, PowerFactor, ActivePower, Frequency, measurement
- Bidirectional measurement: Energy Usage / Solar Production
- Historical data can be displayed and exported in the App
- Dry contact relay, resistive current rated 10A, max.16A, overload protection and relay setting
Specifications
| Accuracy | ±1% (Voltmeters) |
|---|---|
| Ammeter Accuracy | 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) |
| Voltage | 90~277 Vac 50/60Hz |
| Current | 20A~300A (CT dependent) |
| Frequency | 50/60Hz |
| Power Supply | <2W |
| Protocol | WiFi 802.11 b/g/n @ 2.4GHz + BLE (pairing) |
| Wi-Fi | 802.11 b/g/n @ 2.4GHz |
| BLE | For Pairing |
| Antenna | Internal antenna |
| Relay Type | Dry contact relay, resistive current rated 10A, max.16A, overload protection and relay setting |
| Mounting | Sticker; DIN rail bracket |
| Dimensions | 52(W) x 23(D) x 46(H) mm |
| Operating Temp | -20℃ to +55℃ (≤90% non-condensing) |
| Measured Parameters | Voltage, Current, Power Factor, Active Power, Frequency; Energy Usage / Solar Production; relay on/off control |
| Reporting Cycle | Energy data: every 15 seconds; relay status: immediately |
| Clamp Inner Dimension | 20A (optional): Ø5mm; 80A (default): Ø10mm; 120A (optional): Ø16mm; 200A (optional): Ø20mm; 300A (optional): Ø24mm |
| Certification | CE; FCC |
| Place of Origin | China |
| Brand | OWON |
Key Benefits
Remote Relay Control
Dry-contact relay (10A rated, 16A max) turns a connected load on or off from the App.
Bidirectional Measurement
Tracks energy usage and solar production on a single-phase system.
Instant Relay Status
Relay status reported immediately while energy data updates every 15 seconds.
Relay Protection
Overload protection and relay settings safeguard the connected load.
Ideal For
Common deployment scenarios where PC311-W-TY/R/N Single-Phase WiFi Power Meter with Relay delivers the most value.
Remote Load On/Off Control
Turn water heaters, pumps or lighting on/off remotely via the dry-contact relay.
Solar PV Self-Consumption
Bidirectional measurement tracks generation and consumption; relay can shed load.
Smart Home Automation
Tuya ecosystem automation — schedule and control the relay alongside other devices.
Distribution Box Installations
Compact sticker or DIN-rail mounting for single-phase distribution panels.
Energy Management Projects
Real-time energy data plus relay control for demand-response and load management.
OEM / ODM Projects
OEM branding and ODM development available for distributors and integrators.
Frequently Asked Questions
What makes the PC311-W-TY/R/N different from a standard power clamp?
How fast does the relay react?
Can it monitor solar energy?
How is the relay protected?
How does the device connect to the network?
Related Products
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