Overview
The Inventory Master smart agriculture sensor with GPS is a long range, Sensor. It includes a built-in SHT20 Temperature & Humidity sensor and has an external sensor connector to connect to external sensors such as Temperature Sensor, Soil Moisture Sensor, Tilting Sensor etc. it allows users to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, building automation, and so on.
Features
- Change parameters at command
- Firmware upgradable via program port
- Built-in temperature and humidity sensor
- Optional external sensors
- Tri-colour LED to indicate status
- 3200 set sensors record with time stamp
Technical Specifications
| GPS frequency | L1 frequency: 1575.42 MHz |
| GPS Rx sensitivity | Tracking: -165 dBm, Acquisition: -148 dBm |
| GPS positioning time | Cold start: 30 s (Open sky), Hot start: 1 s |
| Operating frequency | 470 MHz to 510 MHz multi-band is optional: IN865 / RU864 / EU868 / US915 / AU915 / KR920 / AS923) |
| Output power | 19 dBm (470) / 16 dBm (868) / 20 dBm (915) |
| Sensitivity | -147 dBm at 300 bps |
| On/off mode | Buzzer for 2 s means turn on/Buzzer for 5 s means turn off |
| Power supply | Pcs of 8000 Mah lithium batteries |
| Electric current | ≤12 μA |
| Software function | Support motion detection, device positioning, temperature and humidity collection and threshold alarm functions |
| IP rating | IP 67 |
| Humidity range | 0% RH to 100% RH |
| Humidity accuracy | 10% RH to 90% RH within range: ±3% or within range: ±5% |
| Humidity resolution | 0.5% RH |
| Temperature acquisition accuracy | 32 °F to 158 °F (0 °C to 70 °C) within range: ±0.3 °C -22 °F to 32 °F (-30 °C to 0 °C) within range: ±0.6 °C |
| Temperature resolution | 32.18 °F (0.1 °C) |
| Temperature range | -22 °F to 158 °F (-30 °C to 70 °C) |
| Dimensions | 4.13 in x 2.55 in x 1.25 in (10.5 cm x 0.65 cm x 0.32 cm) |
