NviroSense
NS Current & Light Sensor
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Introducing the NSS310 Wireless Light Sensor and 1-Phase Current Meter with 1x75A Clamp-On CT, to provide comprehensive monitoring solutions for single-phase electrical input current and ambient light intensity. This innovative device seamlessly integrates into LoRaWAN networks, delivering real-time data through a chip module that adheres to the LoRaWAN wireless protocol, ensuring accurate and reliable data collection in gateway systems.
The NSS310 is equipped with a split-core current transformer, facilitating hassle-free connection to measuring devices. Its versatile design allows easy installation, optimizing the detection of current from various devices. With a commitment to excellence, this product employs the SX1276 wireless communication module, guaranteeing efficient and seamless data transmission.
Highlighted Features
- Utilizes SX1276 wireless communication module for robust connectivity
- Powered by 2 sections of ER14505 batteries (3.6V each) in parallel, offering extended battery life
- Boasts an IP53 protection level for the main body and an IP30 protection level for the Clamp-On CT
- Features a magnet-attached base for effortless mounting on ferromagnetic objects
- Equipped with a convenient clamp-on CT for simplified current detection
- LoRaWAN Class A compatibility for efficient communication
- Incorporates Frequency Hopping Spread Spectrum (FHSS) for enhanced signal reliability
- Offers integration with third-party online wireless sensor monitoring and notification systems, allowing sensor configuration, data visualization, and alert settings through SMS and email (optional)
- Supported by third-party platforms including Actility/ThingPark, TTN, and MyDevices/Cayenne
- Optimized power management for prolonged battery life
Specifications
Electrical Characteristics
| Specification | Value |
|---|---|
| Power Supply | 2 section of ER14505 lithium battery in parallel (3.6V 2200mAh/ section) |
| Battery Life | 5 years (ambient temperature 25℃, report every 30 mins, txpower = 20dBm, LoRa spreading factor SF = 10) |
| Stand-by Current | 36uA |
| Wake-up Current | 7mA |
| Battery Measurement Accuracy | ± 0.1V |
| Current Measurement Error Value | < ± 1% |
| Current Resolution | 1mA |
| Current Measurement Accuracy | 100mA to 75A (varies based on current transformer configuration) |
Module Characteristics
| Specification | Value |
|---|---|
| Wake-up Current Range | 0.8mA-8mA / 3.3V |
| RF Receiving Current | 11 mA / 3.3V |
| RF Emission Current | 120 mA / 3.3V |
Frequency
| Specification | Value |
|---|---|
| Frequency Range | 863MHz-928MHz, 470MHz-510MHz |
| TX Power | Varies by region |
| Receiving Sensitivity (LoRa) | -136dBm (SF = 12, Bit Rate = 293bps) |
| Receiving Sensitivity (FSK) | -121dBm (Frequency deviation = 5kHz, Bit Rate = 1.2kbps) |
| Antenna Type | Built-in antenna |
| Communication Distance | Up to 10 km (actual distance depends on environment) |
| Data Transfer Rate | 0.3kbps to 50kbps (LoRaWAN), 1.2kbps to 300kbps (FSK) |
| Modulation System Mode | LoRa / FSK |
| Available LoRaWAN Bands | Varies by region |
Split-core Current Transformer Parameters
| Specification | Value |
|---|---|
| Rated Primary Input Current | 30A, 50Hz ~ 60Hz |
| Rated Secondary Output Current | 10mA |
| Saturation Current | ≥75A |
| Transformation Ratio | 3000:1 |
| Load Resistance | 10Ω |
| Accuracy | 1% |
| Isolation Withstand Voltage | 3000V |
| Housing Material | Flame retardant grade 94-V0 UL material |
| Environmental Protection | ROHS compliant |
| Operating Temperature Range | -40℃ ~ +85℃ |
Light Sensor
| Specification | Value |
|---|---|
| Supply Voltage Range | 1.7VDC-3.6VDC |
| Light Sensor Model | LTR-308ALS-01 (LITEON) |
| Illuminance Range | 0.01 LUX - 157K LUX |
| Illuminance Accuracy | ±20% under sunlight, ±10% under stable and controlled light sources |
| Communication Method | I2C communication |
Physical
| Specification | Value |
|---|---|
| Main Body Dimension | L:112mm * W:88.19mm * H:32mm |
| CT Sensor Dimension | H:42.5mm * L:27.5mm * W:25mm |
| Main Body Weight | 141g |
| CT Sensor Weight | 49.6g |
| CT Sensor External Wiring Length | 900mm |
| Ambient Operating Temp. Range | -20℃ to 55℃ |
| Ambient Storage Temp. Range | -40℃ to 85℃ |
| Ambient Humidity Range | <90% RH (No condensation) |
| Fixed Way | Screw / Magnet |
Applications
- Smart city
- Thermal system devices
- The environment that needs to detect the light intensity
- Indoor current detecting devices for homes, hotels, office buildings, shopping malls, etc.