The Gravity: Waterproof DS18B20 Temperature Sensor Kit is a durable and easy-to-use digital temperature sensing solution designed for Arduino and other microcontroller platforms. Featuring the DS18B20 waterproof probe, it supports 9 to 12-bit resolution and communicates over a simple 1-Wire interface, allowing multiple sensors to share the same pin.
Ideal for a variety of applications including water temperature monitoring, soil sensing, industrial control, and consumer electronics, this sensor kit is perfect for DIY projects, environmental monitoring, and smart systems.
Key Features
-
Operating Voltage: 3.0V to 5.5V, compatible with most microcontrollers
-
Low Power Consumption: Less than 3μA standby current
-
Wide Temperature Range: -55°C to +125°C
-
Accuracy: ±0.5°C from -10°C to +85°C
-
Configurable Resolution: 9 to 12 bits
-
Waterproof Stainless Steel Probe: Suitable for harsh environments
-
1-Wire Communication: Only one digital pin required
-
Multiple Sensor Support: Use many sensors on a single bus
-
Fast Response Time: Temperature query in less than 750ms
-
Built-in Unique 64-bit ID for each sensor
Applications
-
Constant temperature monitoring
-
Smart water purification systems
-
Greenhouse soil temperature detection
-
HVAC and refrigeration control
-
Industrial systems and automation
-
Power communication room temperature control
-
Consumer electronics and embedded systems
Technical Specifications
-
Model: KIT0021
-
Operating Voltage: 3.0V – 5.5V
-
Current Consumption: < 3μA
-
Temperature Range: -55°C to +125°C
-
Accuracy: ±0.5°C
-
Resolution: 9 to 12 bits
-
Interface: 1-Wire Digital (Gravity-Digital / Digit (unibus))
-
Dimensions: 33 × 22 mm (adapter board)
-
Probe Size: 6mm diameter, 35mm length
-
Cable Diameter: 4mm
-
Cable Length: 90cm
-
Mounting Hole Spacing: 25mm × 35mm
Wiring Instructions
Type A
-
Red: VCC
-
Black: GND
-
Yellow: DATA
Type B
-
Red: VCC
-
Yellow: GND
-
Green: DATA
Package Includes
-
1 × Waterproof DS18B20 Digital Temperature Sensor (DFR0198)
-
1 × Gravity Terminal Sensor Adapter (DFR0055)
-
1 × Digital Sensor Cable (FIT0011)