D20-NB – Waterproof NB-IoT Temperature Sensor for | DistrIoT
Dragino
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D20-NB – Waterproof NB-IoT Temperature Sensor for

Capteur de température NB-IoT Dragino D20-NB/D20S-NB, étanche IP66, avec sonde DS18B20, autonomie longue durée, idéal pour applications industrielles.

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Description détaillée

D20-NB / D20S-NB – Waterproof NB-IoT Temperature Sensor for Outdoor Environments – Dragino

General Description

The Dragino D20-NB and D20S-NB sensors are designed for accurate temperature monitoring in demanding outdoor environments. Using NB-IoT connectivity, they transmit real-time temperature data to IoT platforms. Their IP66-rated waterproof design and 8500 mAh battery ensure reliable long-term use, even in harsh weather conditions.

Targeted Applications

  • Soil temperature monitoring in smart agriculture
  • Thermal control in road infrastructure
  • Cold chain management in logistics
  • Environmental monitoring in smart buildings
  • Outdoor monitoring of industrial installations

Highlights

  • Extended measuring range: -55°C to +125°C
  • High accuracy: ±0.5°C (max ±2.0°C)
  • IP66 waterproof housing for optimal protection
  • Extended battery life thanks to an 8500 mAh battery
  • Support configuration and update via BLE
  • Configurable temperature alarm function
  • Data logging in case of network loss (Datalog)
  • Compatibility with multiple communication protocols: MQTT, MQTTs, TCP, UDP

Technical Specifications

Temperature Sensor
Probe type Dallas DS18B20
Measuring range -55°C to +125°C
Precision ±0.5°C (max ±2.0°C)
Cable length 2 meters
Electrical Characteristics
Supply voltage 2.5V to 3.6V
Operating temperature -40°C to +85°C
Standby mode consumption 10µA @ 3.3V
Max transmission current 350mA @ 3.3V
NB-IoT connectivity
Module BC660K-GL
Supported bands B1, B2, B3, B4, B5, B8, B12, B13, B17, B18, B19, B20, B25, B28, B66, B70, B85
Communication protocols MQTT, MQTTs, TCP, UDP
Battery
Kind Li/SOCI2 non-rechargeable
Ability 8500 mAh
Self-discharge <1% / year @ 25°C
Maximum continuous current 130 mA
Peak current 2A for 1 second
Dimensions & Weight
Dimensions 120 × 55 × 200 mm
Weight 372 g

Interfaces and Connectors

  • 1 × DS18B20 external temperature sensor (2 m cable)
  • 1 × NB-IoT external antenna
  • 1 × Nano SIM card slot
  • 1 × Bluetooth Low Energy (BLE) interface for configuration and update

Pack Contents

  • 1 × D20-NB or D20S-NB Temperature Sensor
  • 1 × External NB-IoT Antenna
  • 1 × DS18B20 Temperature Probe (2m Cable)
  • 1 × Quick Start Guide