pFlow VC301R Flow Switch For Building
Overview
The pFlow VC301R Flow Switch For Building provides advanced flow monitoring and control through LoRaWAN IoT connectivity. Developed with robust wireless communication technology, the VC301R supports long-distance transmission and strong signal penetration, enabling remote control and monitoring of building water systems via the MeterTube mobile app. This intelligent flow switch enhances operational efficiency by combining real-time data access, automated scheduling, and fault detection in a single solution.
Constructed with durable materials and rated IP65 for environmental protection, the VC301R ensures dependable performance in environments exposed to dust, moisture, or corrosive conditions. The switch supports pipe sizes from Copper DN15 to DN32 and Stainless Steel DN15 to DN25, accommodating a wide range of installation needs. Powered by a low-voltage DC5V supply with maximum power of 3 W and an output torque of 2 Nm, this smart flow switch delivers reliable actuation and remote operation without onsite manual intervention.
With built-in LoRaWAN support and compatibility with the MeterTube app, the VC301R enables flowing data integration into building management systems, allowing facility operators to monitor anomalies, respond to emergency flow events, and optimize water utilization strategies. Whether deployed in HVAC systems, commercial buildings, residential complexes, wastewater facilities, or irrigation networks, this IoT flow switch offers a comprehensive solution for modern water system automation and efficiency.
Key Features & Capabilities
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LoRaWAN communication protocol for long-distance wireless connectivity and remote monitoring.
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Remote control and real-time flow data monitoring via MeterTube mobile app.
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Robust IP65 protection for reliable operation in harsh environments.
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Broad pipe compatibility: Copper DN15–DN32, Stainless Steel DN15–DN25.
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Efficient DC5V power supply with maximum 3 W consumption and 2 Nm output torque.
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Automated flow control scheduling and fault detection support.
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Integration with building management systems for enhanced operational visibility.
Technical Specifications
|
Specification |
Details |
|---|---|
|
Brand |
pFlow |
|
Model |
VC301R |
|
Communication |
LoRaWAN IoT |
|
Pipe Size |
Copper: DN15–DN32 / Stainless Steel: DN15–DN25 |
|
Applicable Medium |
Water |
|
Power Supply Voltage |
DC5V |
|
Maximum Power |
3 W |
|
Output Torque |
2 Nm |
|
Controller Operation |
Remote via MeterTube mobile app |
|
Operation Pressure |
≤1.0 MPa |
|
Connection Method |
2-Way internal thread G |
|
IP Rating |
IP65 |
|
Medium Temperature |
≤100 ℃ |
|
Environmental Temp |
−40 ℃ ~ 85 ℃ |
|
LoRa Frequency |
Multiple regional LoRaWAN bands supported |
|
Maximum Transmit Power |
22 dBm |
Industrial & Smart Applications
The pFlow VC301R Flow Switch For Building is ideal for:
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Intelligent building water management systems
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HVAC system monitoring and automated control
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Residential and commercial water distribution automation
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Wastewater and utility water management
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Agricultural irrigation and large-scale garden systems
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Remote flow anomaly detection and scheduling automation
Selecting the pFlow VC301R
The VC301R is a small-bore IoT device for building water services, so selection is mainly a question of pipe, pressure and network coverage. Before ordering, confirm:
- Pipe material and size: copper DN15–DN32 or stainless steel DN15–DN25
- Connection: 2-way internal thread G, matching the existing pipework
- Operating pressure no higher than 1.0 MPa and water temperature no higher than 100 °C
- A stable DC5V supply at the installation point
- LoRaWAN gateway coverage at the location and the regional frequency band required
LoRaWAN devices must use the frequency plan permitted in the country of installation, so tell us the site location and the gateway or network server you use, and we will confirm the correct band variant.
Installation and Commissioning
Isolate and drain the line, then fit the unit with suitable thread sealant, supporting the pipe so the body does not carry pipe loads. Mount the device where the enclosure is not permanently submerged or exposed to direct water jets beyond its IP65 rating, and keep metal cabinets and thick concrete walls in mind, as they reduce radio range. Once powered, register the device on the LoRaWAN network, link it to the MeterTube app, and test remote open and close commands and status reporting before handing the system over. Schedules, alarms and user access rights should be set up and recorded during commissioning.
Integration with Building Systems
Data from the pFlow VC301R reaches the building team through the LoRaWAN network and the MeterTube app. Where a building management system needs the data, the integration is normally made at the network server or application level rather than at the device. Confirm the integration route with your BMS contractor at the design stage.
Maintenance and Troubleshooting
- Device offline: check the power supply, then gateway coverage and signal strength.
- Commands not executed: check for debris or scale at the valve and confirm the command schedule.
- False alarms: review alarm thresholds against the real consumption pattern.
Hard water in many parts of the Gulf leaves scale, so periodic inspection is advisable.
Applications in Oman and the GCC
Typical uses include leak isolation in residential towers, water monitoring in hotels and malls, and scheduled irrigation for landscaped compounds, where remote control saves site visits in the summer heat.
Sourcing from Seven Star LLC
Seven Star LLC is the official authorized representative of pFlow in Oman, supplying IoT devices on request with manufacturer documentation, and our local team confirms the frequency band, pipe size and connection before ordering and provides technical support across Oman and the GCC.
Request a Quote for pFlow VC301R Flow Switch For Building
For official datasheet access, availability, lead times, and bespoke technical support for the pFlow VC301R , contact Seven Star LLC. Our specialists will help you configure the ideal IoT solution for your water system requirements.
Related Products
- Datasheet pFlow VC301-R/VC311-R Datasheet Download
Click to view complete pFlow information.
About pFlow: Company and Product Range
pFlow ultrasonic flowmeters are made by Gentos Measurement & Control Co., Ltd., based at Nanshan Ipark in Shenzhen, China. The company states that it was founded in 1993 and concentrates on ultrasonic flow measurement, heat and cooling energy metering and flow calibration equipment. It lists ISO9001, ISO14001 and CE among its certificates and took part in drafting the Chinese standards JJG1030-2007 and GB/T35138-2017 for ultrasonic flowmeters.
The range is built on transit-time ultrasonic measurement with clamp-on sensors fitted to the outside of the pipe. Fixed flowmeters shown by the manufacturer include the F3E, F3P and F5E, each offered with Power over Ethernet; the E3E, E5E and E3R are ultrasonic thermal energy meters. Wireless and specialised models include the GFR clip-on flowmeter with LoRaWAN and the GF-S-CL for immersion cooling, while the P118i and P117 are portable instruments.

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