Features
- Simple and cost effective solution for remote wireless live monitoring sensors
N520 Wireless Sensor Gateway Datasheet
- Standalone and plug and play wireless sensors gateway
- Up to 8 sensor channels monitored through wifi and Bluetooth.
- Monitoring data is transferred to any devices or to clouds.
- Up to 400 ksps for multiple channels or 1Msps for 1 channel
- 12-bit ADC resolution
- Wifi 2.4 GHz band
- Bluetooth Low Energy v4.1
- Temperature, Humidity, Pressure, Accelerator, Compass, and Infrared sensors support on default
- Easy to integrate with other sensors
- Support clouds
- Support Norstar AT commands and web interface to sensors setup
- Long distance wireless range: up to 300m for wifi and 150m for Bluetooth
- Application: Automotive, industrial sensors, smart home, etc.
- DC power:5V
- IP68 for all weather operations
- RoHS, REACH and IEEE Compliant Solution
General Specifications
| Sensor ADC | |
| ADC resolution | 12-bit |
| Number of ADC channels | 8 |
| Sampling rate per channel | 400 ksps |
| Maximum sampling rate one channel | 1 Msps |
| Analog voltage ADC input | 0-1,8 V |
| Default sensors | Temperature, humidity, pressure, accelerator, compass, infrared |
| Wifi | |
| WLAN Technology | IEEE802.11bgn |
| Frequency | 2.4GHz |
| Module type | Standalone |
| Configuration and Connection | AT Commands and Web interface |
| Active Power Save | Green Tx & Low Power Listen |
| Power Supply | 5V DC |
| Bluetooth | |
| Bluetooth version | 4.1 |
| Bluetooth Profiles | GAP, GATT, SPP, SPPLE, HID, AN, BAS.. |
| Software | |
| Firmware | Norstar firmware |
| Real-time Operating System (RTOS) | ThreadX |
| Clouds on default | Amazon AWS, Norstar cloud |
| RF Characteristics | |
| Rx Sensitivity | |
| Wifi 2.4 GHz band | |
| CCK 1 Mbps | -94 dBm |
| CCK 11 Mbps | -87 dBm |
| OFDM 6 Mbps | -91.5 dBm |
| OFDM 54 Mbps | -75 dBm |
| HT40 MCS0 | – 92 dBm |
| HT40 MCS7 | – 69.5 dBm |
| Tx Outputs | 17 dBm |
| Bluetooth | |
| Rx Sensitivity | -89 dBm at 1Mbps
-83 dBm at 3Mbps |
| Tx Power | 10 dBm Maximum |
| Physical Characteristics | |
| Operating Temperature | -20͑°C to +85°C |
| Dimension (LXWXH) | 14cm x 8.4cm x 3.5cm |
| Sensor connectors | 3 RJ12 |
| Weight | 98g+/- 2.5g tolerance |
Power Supplies
The N520 Wireless Sensor Gateway can be powered through 5V DC.
Temperature Default Measurement
| Temperature Sensing | -55°C to +125°C |
| Accuracy | +/-0.5°C |
| Resolution | 0.1°C |
Humidity Default Measurement
| Humidity Sensing | 0-100%/-40°C to +85°C |
| Accuracy | +/-3% |
| Resolution | 0.4% |