Outdoor / Long-range Wireless Sensor [LPWA]

Nissha’s battery-less, self-powered, wireless systems measure temperature, humidity, illuminance, and soil temperature, and perform long-range data transmission.

Transmitter/Receiver Units

Transmitter Unit SX-95ER101

  • Environment-friendly product employs solar cells (continuous operation powered only by sunlight)
  • Battery-less design offers freedom of installation location
  • Communications with receiver for up to 2km, without obstructions (communications range varies according to installed environment, weather, etc.)
Item Specifications
Frequency
925.0MHz
Modulation
GFSK
Data Rate
1.25kbps
Antenna
Monopole antenna
Power Supply
Built-in solar
Operation Time (During No Power Generation)
Approx. 2 weeks
Standard Operating Cycle
15 minutes
Sensor Interface
Dedicated waterproof interface (RJ45) x2
Supported Sensors
Temperature and Humidity Sensor, Illuminance Sensor, Soil Temperature Sensor, Soil Moisture Sensor
Operating Temperature
-20~+60℃
Unit Size/Weight
56mm(height)
80mm(width)
120mm(depth)
310g
(excluding antenna, connector)

Receiver Unit SX-95ER102

USB cable for host connection attached

USB cable for host connection attached

  • USB output of transmitter data
  • Panel antenna (optional) available for longer range wireless receiving
Item Specifications
Host Interface
Dedicated waterproof interface (RJ45)
Supported Antennas
Monopole antenna (+2dBi) / Panel antenna (+14dBi)
Operating Temperature
-20~+60℃
Radio Range
Outdoors, without obstructions:
Monopole antenna 2~3km
Panel antenna 5~7km
Woodlands, city areas, etc. 400~1,000m
Unit Size/Weight
56mm(height)
80mm(width)
120mm(depth)
230g
(excluding antenna, connector)

Temperature and Humidity Sensor SX-95ER201

Ventilation hood attached

Ventilation hood attached

  • High-accuracy measurement of temperature and humidity
  • Operates on electricity from transmitter, requiring no separate power connection
Item Specifications
Temperature Measurement Range
-40~+60°C
Temperature Measurement Accuracy / Resolution
±0.5°C (@25°C) / 0.1°C
Humidity Measurement Range
0~100% r.h.
Humidity Measurement Accuracy / Resolution
±5% r.h. (20~80%) / 0.4% r.h.
Sensor Interface
Dedicated waterproof interface (RJ45)
Operating Temperature
-40~+60℃

Illuminance Sensor SX-95ER202

Illuminance Sensor

  • Measures illuminance over a broad range
  • Operates on electricity from transmitter, requiring no separate power connection
Item Specifications
Illuminance Measurement Range
0~100,000lx
Illuminance Measurement Accuracy / Resolution
±5% (for incandescent lighting) / Approx. 25lx
Sensor Interface
Dedicated waterproof interface (RJ45)
Operating Temperature
-20~+60℃

Soil Temperature Sensor SX-95ER203

Soil Temperature Sensor

  • High-accuracy measurement of soil temperature
  • Operates on electricity from transmitter, requiring no separate power connection
Item Specifications
Temperature Measurement Range
-40~+60℃
Temperature Measurement Accuracy / Resolution
±0.5℃/0.4℃
Sensor Interface
Dedicated waterproof interface (RJ45)
Operating Temperature
-40~+60℃

Soil Moisture Sensor SX-95ER204

Soil Moisture Sensor

  • High-accuracy measurement of soil moisture
  • Operates on electricity from transmitter, requiring no separate power connection
Item Specifications
Moisture Measurement Range
0~100%VWC (relative moisture)
Measurement Accuracy / Resolution
±5%VWC/0.4%VWC
Sensor Interface
Dedicated waterproof interface (RJ45)
Operating Temperature
-40~+50℃

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