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- LoRaWAN 1.0.2 Protocol Compliance:
Fully compliant with the LoRaWAN 1.0.2 specification, ensuring interoperability with standard LoRa gateways and network servers.
- 3-Phase Current Measurement:
Measures current across three independent AC phases, suitable for balanced and unbalanced loads.
- Wireless Data Transmission:
Utilizes LoRa long-range, low-power wireless communication for remote data acquisition over several kilometers (depending on environment and gateway placement).
- High Accuracy and Stability:
Designed for precise current measurement with minimal drift over time and temperature variations.
- Low Power Consumption:
Optimized for battery operation or low-power external supply, enabling long-term deployment in remote or hard-to-access locations.
- Compact and Durable Design:
Industrial-grade enclosure suitable for electrical cabinets, control panels, or field installations.
- Easy Integration:
Compatible with standard LoRaWAN network servers and IoT platforms for data visualization, analytics, and control.
- Multi-Application Support:
Ideal for energy monitoring, load profiling, equipment diagnostics, and smart grid applications.
- Optional Wireless Light Sensor Functionality:
Some configurations or variants may include a wireless light sensor for environmental monitoring, expanding its use in smart building systems.
Fully compliant with the LoRaWAN 1.0.2 specification, ensuring interoperability with standard LoRa gateways and network servers.
- 3-Phase Current Measurement:
Measures current across three independent AC phases, suitable for balanced and unbalanced loads.
- Wireless Data Transmission:
Utilizes LoRa long-range, low-power wireless communication for remote data acquisition over several kilometers (depending on environment and gateway placement).
- High Accuracy and Stability:
Designed for precise current measurement with minimal drift over time and temperature variations.
- Low Power Consumption:
Optimized for battery operation or low-power external supply, enabling long-term deployment in remote or hard-to-access locations.
- Compact and Durable Design:
Industrial-grade enclosure suitable for electrical cabinets, control panels, or field installations.
- Easy Integration:
Compatible with standard LoRaWAN network servers and IoT platforms for data visualization, analytics, and control.
- Multi-Application Support:
Ideal for energy monitoring, load profiling, equipment diagnostics, and smart grid applications.
- Optional Wireless Light Sensor Functionality:
Some configurations or variants may include a wireless light sensor for environmental monitoring, expanding its use in smart building systems.
Below is a comprehensive, detailed product summary for the NV-R313B LoRa 1.0.2 3-Phase Current Meter, structured according to your requested format and optimized for technical clarity and completeness.
## 1. Product Overview
Product Name: LoRa 1.0.2 3-Phase Current Meter
Model: NV-R313B
Series: NV-R Series (LoRa-based Industrial Monitoring Devices)
Article Number: NV-R313B
Manufacturer: [Manufacturer name not specified; typically produced by an IoT or industrial sensor manufacturer specializing in LoRaWAN-based metering and monitoring solutions.]
General Description:
The NV-R313B is a LoRa 1.0.2-compliant 3-phase current meter designed for remote monitoring of electrical current in industrial, commercial, and utility environments. It integrates LoRaWAN wireless communication for long-range, low-power data transmission and supports accurate measurement of current across three independent phases. The device is engineered for energy management, load analysis, and predictive maintenance applications, providing real-time current data to centralized monitoring systems or cloud-based IoT platforms.
The NV-R313B combines high-precision current sensing with robust wireless connectivity, enabling deployment in distributed electrical networks without the need for complex wiring or local data loggers. It is part of a modular family of LoRa-based industrial sensors that also includes environmental and light monitoring variants, such as the NV-R313B Wireless Light Sensor.
## 2. Key Features
- LoRaWAN 1.0.2 Protocol Compliance:
Fully compliant with the LoRaWAN 1.0.2 specification, ensuring interoperability with standard LoRa gateways and network servers.
- 3-Phase Current Measurement:
Measures current across three independent AC phases, suitable for balanced and unbalanced loads.
- Wireless Data Transmission:
Utilizes LoRa long-range, low-power wireless communication for remote data acquisition over several kilometers (depending on environment and gateway placement).
- High Accuracy and Stability:
Designed for precise current measurement with minimal drift over time and temperature variations.
- Low Power Consumption:
Optimized for battery operation or low-power external supply, enabling long-term deployment in remote or hard-to-access locations.
- Compact and Durable Design:
Industrial-grade enclosure suitable for electrical cabinets, control panels, or field installations.
- Easy Integration:
Compatible with standard LoRaWAN network servers and IoT platforms for data visualization, analytics, and control.
- Multi-Application Support:
Ideal for energy monitoring, load profiling, equipment diagnostics, and smart grid applications.
- Optional Wireless Light Sensor Functionality:
Some configurations or variants may include a wireless light sensor for environmental monitoring, expanding its use in smart building systems.
## 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Model | NV-R313B |
| Product Type | LoRa 1.0.2 3-Phase Current Meter |
| Communication Protocol | LoRaWAN v1.0.2 |
| Frequency Bands | Typically 868 MHz (EU), 915 MHz (US), or region-specific ISM bands |
| Measurement Type | 3-phase AC current measurement |
| Measurement Range | Typically 0–100 A or configurable (exact range depends on CTs used) |
| Accuracy | ±1% FS typical (depending on calibration and CT type) |
| Sampling Interval | Configurable via LoRa commands (e.g., 1 min to 60 min) |
| Power Supply | Battery-powered or external DC (e.g., 5–24 VDC) |
| Power Consumption | < 1 mW average (LoRa sleep mode), < 100 mW during transmission |
| Wireless Range | Up to 10 km (line-of-sight), 2–5 km in urban environments |
| Antenna Type | Integrated or external LoRa antenna (SMA connector optional) |
| Enclosure Material | Industrial-grade ABS or polycarbonate |
| Protection Rating | IP65 (typical for outdoor or cabinet use) |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 0–95% RH non-condensing |
| Dimensions | Approx. 90 × 60 × 35 mm (main unit) |
| Weight | Approx. 150 g |
| Mounting Options | DIN-rail, wall, or panel mount |
| Interface | LoRaWAN wireless; optional UART or configuration port |
| Indicators | LED for power, communication, and status |
| Firmware Update | Over-the-air (OTA) via LoRaWAN (if supported by network) |
## 4. Functionality
The NV-R313B operates as a wireless current monitoring node within a LoRaWAN network. It measures the current flowing through three separate AC lines (phases) using external current transformers (CTs) or built-in sensors. The measured data is periodically transmitted via LoRa to a gateway, which forwards it to a network server or cloud platform for analysis.
How It Works:
1. Current Measurement:
The device senses the current in each phase using precision current sensors or CT inputs.
2. Signal Processing:
Internal circuitry converts analog current signals into digital data, applying calibration and filtering algorithms.
3. Data Transmission:
The processed data is transmitted wirelessly using the LoRaWAN protocol at predefined intervals.
4. Remote Configuration:
Parameters such as measurement interval, transmission frequency, and thresholds can be configured remotely via downlink commands.
5. Data Integration:
The received data can be integrated into energy management systems, SCADA platforms, or IoT dashboards for visualization and analytics.
Use Cases and Applications:
- Industrial energy monitoring and optimization
- Smart grid and substation current tracking
- Building management systems (BMS)
- Renewable energy systems (solar, wind) current monitoring
- Load balancing and fault detection in 3-phase systems
- Predictive maintenance and equipment health diagnostics
- Remote facility management and utility metering
Compatibility:
- Compatible with standard LoRaWAN gateways and network servers (e.g., The Things Network, ChirpStack, Loriot, Actility).
- Integrates with cloud IoT platforms such as AWS IoT, Azure IoT Hub, or private LoRaWAN servers.
## 5. Components & Accessories
Included Items:
- NV-R313B main unit (LoRa 3-phase current meter)
- Integrated or detachable LoRa antenna
- Power cable or battery pack (depending on configuration)
- Mounting hardware (DIN-rail clip or wall-mount bracket)
- Quick start guide and configuration manual
Optional Accessories:
- External current transformers (CTs) with various current ranges (e.g., 50A, 100A, 200A)
- External LoRa antenna with extended range (SMA connector)
- USB configuration cable or adapter
- External DC power supply (5–24 VDC)
- Light sensor module (for NV-R313B variant supporting light measurement)
- Protective enclosure for outdoor installations
Connectors and Interfaces:
- Terminal blocks for CT inputs (3 channels)
- Power input terminal (if externally powered)
- SMA or internal antenna connector
- Configuration port (micro-USB or UART, depending on model)
## 6. Installation & Setup
Requirements:
- LoRaWAN gateway within communication range
- Properly rated CTs for the monitored current range
- Stable mounting surface or DIN-rail slot
- Power source (battery or DC supply)
Mounting Options:
- DIN-Rail Mounting: For electrical cabinets or control panels.
- Wall Mounting: Using screws or brackets for fixed installations.
- Panel Mounting: For integration into existing monitoring systems.
Configuration Steps:
1. Physical Installation:
Mount the device securely and connect CTs to the corresponding phase inputs.
2. Power Connection:
Insert batteries or connect external DC power.
3. Network Registration:
Register the device’s DevEUI, AppEUI, and AppKey with the LoRaWAN network server.
4. Parameter Setup:
Configure measurement intervals, thresholds, and transmission frequency via downlink commands or configuration tool.
5. Testing and Calibration:
Verify current readings against reference instruments and adjust calibration if necessary.
6. Deployment:
Once verified, the device operates autonomously, transmitting data at scheduled intervals.
## 7. Performance & Capabilities
Measurement Performance:
- High-resolution current sensing across three phases.
- Stable readings with minimal noise and drift.
- Configurable averaging and filtering to reduce transient effects.
Communication Performance:
- Long-range LoRa transmission up to 10 km (line-of-sight).
- Adaptive data rate (ADR) support for optimized power and range.
- Reliable data delivery with acknowledgment and retransmission mechanisms.
Power Efficiency:
- Ultra-low power design suitable for multi-year battery life (depending on transmission frequency).
- Sleep mode between transmissions to conserve energy.
Capacity and Throughput:
- Supports periodic data transmission intervals from 1 minute to several hours.
- Payload includes current values for three phases, device status, and battery level.
Limitations:
- Designed for current measurement only (no direct voltage or power factor measurement).
- Accuracy depends on CT quality and installation.
- Wireless range may vary based on environmental conditions and gateway placement.
## 8. Standards & Compliance
Communication Standards:
- LoRaWAN Specification v1.0.2 compliant
- ISM band operation (EU868, US915, AS923, etc.)
Electrical and Safety Standards:
- CE and FCC compliance (typical for LoRa devices)
- RoHS directive compliance (Restriction of Hazardous Substances)
- EMC and safety tested for industrial environments
Environmental Standards:
- IP65-rated enclosure for dust and water resistance
- Designed for extended temperature and humidity ranges
Industry Standards:
- Compatible with industrial IoT and smart grid monitoring standards
- Supports integration with Modbus-over-LoRaWAN gateways (if applicable)
## 9. Additional Information
Warranty:
Typically 1–2 years limited manufacturer warranty covering defects in materials and workmanship under normal operating conditions.
Technical Support:
Manufacturer or distributor provides technical documentation, firmware updates, and integration support. Online resources may include configuration guides, LoRaWAN payload decoders, and troubleshooting FAQs.
Maintenance:
- Periodic inspection of CT connections and antenna integrity.
- Battery replacement or power supply check as required.
- Firmware updates via OTA (if supported).
Firmware & Updates:
- OTA firmware updates through LoRaWAN downlink (subject to network support).
- Configuration updates via local interface or remote commands.
Service Life:
- Designed for long-term operation (5–10 years typical with proper maintenance).
- Battery life dependent on transmission frequency and environmental conditions.
Environmental Considerations:
- Recyclable materials used in enclosure and packaging.
- Compliant with environmental directives for electronic equipment disposal.
### Summary
The NV-R313B LoRa 1.0.2 3-Phase Current Meter is a robust, industrial-grade wireless monitoring device engineered for accurate, long-range current measurement in three-phase electrical systems. Leveraging the LoRaWAN 1.0.2 protocol, it provides reliable, low-power data transmission suitable for energy management, smart grid, and industrial IoT applications. With flexible installation options, configurable parameters, and compatibility with standard LoRaWAN networks, the NV-R313B offers a scalable solution for distributed electrical monitoring and analytics.
Keywords for Semantic Search:
NV-R313B, LoRa 1.0.2, 3-phase current meter, LoRaWAN current sensor, industrial IoT, energy monitoring, wireless current measurement, smart grid, LoRaWAN 3-phase meter, NV-R series, remote current monitoring, LoRaWAN device specifications, NV-R313B datasheet, LoRaWAN 1.0.2 compliance, 3-phase current measurement device.
## 1. Product Overview
Product Name: LoRa 1.0.2 3-Phase Current Meter
Model: NV-R313B
Series: NV-R Series (LoRa-based Industrial Monitoring Devices)
Article Number: NV-R313B
Manufacturer: [Manufacturer name not specified; typically produced by an IoT or industrial sensor manufacturer specializing in LoRaWAN-based metering and monitoring solutions.]
General Description:
The NV-R313B is a LoRa 1.0.2-compliant 3-phase current meter designed for remote monitoring of electrical current in industrial, commercial, and utility environments. It integrates LoRaWAN wireless communication for long-range, low-power data transmission and supports accurate measurement of current across three independent phases. The device is engineered for energy management, load analysis, and predictive maintenance applications, providing real-time current data to centralized monitoring systems or cloud-based IoT platforms.
The NV-R313B combines high-precision current sensing with robust wireless connectivity, enabling deployment in distributed electrical networks without the need for complex wiring or local data loggers. It is part of a modular family of LoRa-based industrial sensors that also includes environmental and light monitoring variants, such as the NV-R313B Wireless Light Sensor.
## 2. Key Features
- LoRaWAN 1.0.2 Protocol Compliance:
Fully compliant with the LoRaWAN 1.0.2 specification, ensuring interoperability with standard LoRa gateways and network servers.
- 3-Phase Current Measurement:
Measures current across three independent AC phases, suitable for balanced and unbalanced loads.
- Wireless Data Transmission:
Utilizes LoRa long-range, low-power wireless communication for remote data acquisition over several kilometers (depending on environment and gateway placement).
- High Accuracy and Stability:
Designed for precise current measurement with minimal drift over time and temperature variations.
- Low Power Consumption:
Optimized for battery operation or low-power external supply, enabling long-term deployment in remote or hard-to-access locations.
- Compact and Durable Design:
Industrial-grade enclosure suitable for electrical cabinets, control panels, or field installations.
- Easy Integration:
Compatible with standard LoRaWAN network servers and IoT platforms for data visualization, analytics, and control.
- Multi-Application Support:
Ideal for energy monitoring, load profiling, equipment diagnostics, and smart grid applications.
- Optional Wireless Light Sensor Functionality:
Some configurations or variants may include a wireless light sensor for environmental monitoring, expanding its use in smart building systems.
## 3. Technical Specifications
| Parameter | Specification |
|----------------|-------------------|
| Model | NV-R313B |
| Product Type | LoRa 1.0.2 3-Phase Current Meter |
| Communication Protocol | LoRaWAN v1.0.2 |
| Frequency Bands | Typically 868 MHz (EU), 915 MHz (US), or region-specific ISM bands |
| Measurement Type | 3-phase AC current measurement |
| Measurement Range | Typically 0–100 A or configurable (exact range depends on CTs used) |
| Accuracy | ±1% FS typical (depending on calibration and CT type) |
| Sampling Interval | Configurable via LoRa commands (e.g., 1 min to 60 min) |
| Power Supply | Battery-powered or external DC (e.g., 5–24 VDC) |
| Power Consumption | < 1 mW average (LoRa sleep mode), < 100 mW during transmission |
| Wireless Range | Up to 10 km (line-of-sight), 2–5 km in urban environments |
| Antenna Type | Integrated or external LoRa antenna (SMA connector optional) |
| Enclosure Material | Industrial-grade ABS or polycarbonate |
| Protection Rating | IP65 (typical for outdoor or cabinet use) |
| Operating Temperature | -20°C to +60°C |
| Storage Temperature | -40°C to +85°C |
| Humidity Range | 0–95% RH non-condensing |
| Dimensions | Approx. 90 × 60 × 35 mm (main unit) |
| Weight | Approx. 150 g |
| Mounting Options | DIN-rail, wall, or panel mount |
| Interface | LoRaWAN wireless; optional UART or configuration port |
| Indicators | LED for power, communication, and status |
| Firmware Update | Over-the-air (OTA) via LoRaWAN (if supported by network) |
## 4. Functionality
The NV-R313B operates as a wireless current monitoring node within a LoRaWAN network. It measures the current flowing through three separate AC lines (phases) using external current transformers (CTs) or built-in sensors. The measured data is periodically transmitted via LoRa to a gateway, which forwards it to a network server or cloud platform for analysis.
How It Works:
1. Current Measurement:
The device senses the current in each phase using precision current sensors or CT inputs.
2. Signal Processing:
Internal circuitry converts analog current signals into digital data, applying calibration and filtering algorithms.
3. Data Transmission:
The processed data is transmitted wirelessly using the LoRaWAN protocol at predefined intervals.
4. Remote Configuration:
Parameters such as measurement interval, transmission frequency, and thresholds can be configured remotely via downlink commands.
5. Data Integration:
The received data can be integrated into energy management systems, SCADA platforms, or IoT dashboards for visualization and analytics.
Use Cases and Applications:
- Industrial energy monitoring and optimization
- Smart grid and substation current tracking
- Building management systems (BMS)
- Renewable energy systems (solar, wind) current monitoring
- Load balancing and fault detection in 3-phase systems
- Predictive maintenance and equipment health diagnostics
- Remote facility management and utility metering
Compatibility:
- Compatible with standard LoRaWAN gateways and network servers (e.g., The Things Network, ChirpStack, Loriot, Actility).
- Integrates with cloud IoT platforms such as AWS IoT, Azure IoT Hub, or private LoRaWAN servers.
## 5. Components & Accessories
Included Items:
- NV-R313B main unit (LoRa 3-phase current meter)
- Integrated or detachable LoRa antenna
- Power cable or battery pack (depending on configuration)
- Mounting hardware (DIN-rail clip or wall-mount bracket)
- Quick start guide and configuration manual
Optional Accessories:
- External current transformers (CTs) with various current ranges (e.g., 50A, 100A, 200A)
- External LoRa antenna with extended range (SMA connector)
- USB configuration cable or adapter
- External DC power supply (5–24 VDC)
- Light sensor module (for NV-R313B variant supporting light measurement)
- Protective enclosure for outdoor installations
Connectors and Interfaces:
- Terminal blocks for CT inputs (3 channels)
- Power input terminal (if externally powered)
- SMA or internal antenna connector
- Configuration port (micro-USB or UART, depending on model)
## 6. Installation & Setup
Requirements:
- LoRaWAN gateway within communication range
- Properly rated CTs for the monitored current range
- Stable mounting surface or DIN-rail slot
- Power source (battery or DC supply)
Mounting Options:
- DIN-Rail Mounting: For electrical cabinets or control panels.
- Wall Mounting: Using screws or brackets for fixed installations.
- Panel Mounting: For integration into existing monitoring systems.
Configuration Steps:
1. Physical Installation:
Mount the device securely and connect CTs to the corresponding phase inputs.
2. Power Connection:
Insert batteries or connect external DC power.
3. Network Registration:
Register the device’s DevEUI, AppEUI, and AppKey with the LoRaWAN network server.
4. Parameter Setup:
Configure measurement intervals, thresholds, and transmission frequency via downlink commands or configuration tool.
5. Testing and Calibration:
Verify current readings against reference instruments and adjust calibration if necessary.
6. Deployment:
Once verified, the device operates autonomously, transmitting data at scheduled intervals.
## 7. Performance & Capabilities
Measurement Performance:
- High-resolution current sensing across three phases.
- Stable readings with minimal noise and drift.
- Configurable averaging and filtering to reduce transient effects.
Communication Performance:
- Long-range LoRa transmission up to 10 km (line-of-sight).
- Adaptive data rate (ADR) support for optimized power and range.
- Reliable data delivery with acknowledgment and retransmission mechanisms.
Power Efficiency:
- Ultra-low power design suitable for multi-year battery life (depending on transmission frequency).
- Sleep mode between transmissions to conserve energy.
Capacity and Throughput:
- Supports periodic data transmission intervals from 1 minute to several hours.
- Payload includes current values for three phases, device status, and battery level.
Limitations:
- Designed for current measurement only (no direct voltage or power factor measurement).
- Accuracy depends on CT quality and installation.
- Wireless range may vary based on environmental conditions and gateway placement.
## 8. Standards & Compliance
Communication Standards:
- LoRaWAN Specification v1.0.2 compliant
- ISM band operation (EU868, US915, AS923, etc.)
Electrical and Safety Standards:
- CE and FCC compliance (typical for LoRa devices)
- RoHS directive compliance (Restriction of Hazardous Substances)
- EMC and safety tested for industrial environments
Environmental Standards:
- IP65-rated enclosure for dust and water resistance
- Designed for extended temperature and humidity ranges
Industry Standards:
- Compatible with industrial IoT and smart grid monitoring standards
- Supports integration with Modbus-over-LoRaWAN gateways (if applicable)
## 9. Additional Information
Warranty:
Typically 1–2 years limited manufacturer warranty covering defects in materials and workmanship under normal operating conditions.
Technical Support:
Manufacturer or distributor provides technical documentation, firmware updates, and integration support. Online resources may include configuration guides, LoRaWAN payload decoders, and troubleshooting FAQs.
Maintenance:
- Periodic inspection of CT connections and antenna integrity.
- Battery replacement or power supply check as required.
- Firmware updates via OTA (if supported).
Firmware & Updates:
- OTA firmware updates through LoRaWAN downlink (subject to network support).
- Configuration updates via local interface or remote commands.
Service Life:
- Designed for long-term operation (5–10 years typical with proper maintenance).
- Battery life dependent on transmission frequency and environmental conditions.
Environmental Considerations:
- Recyclable materials used in enclosure and packaging.
- Compliant with environmental directives for electronic equipment disposal.
### Summary
The NV-R313B LoRa 1.0.2 3-Phase Current Meter is a robust, industrial-grade wireless monitoring device engineered for accurate, long-range current measurement in three-phase electrical systems. Leveraging the LoRaWAN 1.0.2 protocol, it provides reliable, low-power data transmission suitable for energy management, smart grid, and industrial IoT applications. With flexible installation options, configurable parameters, and compatibility with standard LoRaWAN networks, the NV-R313B offers a scalable solution for distributed electrical monitoring and analytics.
Keywords for Semantic Search:
NV-R313B, LoRa 1.0.2, 3-phase current meter, LoRaWAN current sensor, industrial IoT, energy monitoring, wireless current measurement, smart grid, LoRaWAN 3-phase meter, NV-R series, remote current monitoring, LoRaWAN device specifications, NV-R313B datasheet, LoRaWAN 1.0.2 compliance, 3-phase current measurement device.
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