Dragino D23-LB Triple-Probe LoRaWAN Temperature Sensor

Common Electrical Characteristics

• Supply Voltage: Built-in battery (2.5V ~ 3.6V)
• Operating Temperature: -40°C to 85°C

Temperature Sensors

• Sensor Model: 3 × Dallas DS18B20
• Measurement Range: -55°C to +125°C
• Accuracy: ±0.5°C (max ±2.0°C)

LoRa Specifications

• Protocol: LoRaWAN® 1.0.3 Class A
• Frequency Bands: IN865
• Frequency Range (HF): 862 ~ 1020 MHz
• Max RF Output: +22 dBm
• RX Sensitivity: Down to -139 dBm

Battery (D23-LB Variant)

• Type: Li/SOCI2 non-rechargeable
• Capacity: 8500mAh
• Self-Discharge: <1% per year @ 25°C
• Max Continuous Current: 130mA
• Max Boost Current: 2A (1 second)

Power Consumption

• Sleep Mode: 5µA @ 3.3V
• LoRa Transmit Mode: 125mA @ 20dBm / 82mA @ 14dBm

Mechanical

• Enclosure Rating: IP66 Waterproof
• Device Size: 120 × 55 × 200 mm
• Device Weight: 372 g

Package Includes

• 1 × D23-LB LoRaWAN® Waterproof Outdoor Temperature Sensor

The Dragino D23-LB Three Probes LoRaWAN® Temperature Sensor is suitable for:

• Industrial automation and multi-point temperature monitoring
• Cold chain and refrigerated storage systems
• Manufacturing plants and process industries
• Water systems and utility infrastructure
• Power distribution monitoring
• Outdoor environmental monitoring
• Warehouses and commercial storage facilities
• Campuses and institutional infrastructure
• Infrastructure projects requiring three-zone temperature tracking

The three-probe design enables simultaneous monitoring of multiple zones such as inlet, outlet, and ambient conditions, making it ideal for complex industrial setups across India.