Waterproof DS18B20 Digital Temperature Sensor วัดอุณหภูมิกันน้ำ สายยาว 100cm

Waterproof DS18B20 Cable specs:

• Stainless steel tube 6mm diameter by 30mm long
• Cable is 36" long / 91cm, 4mm diameter
• Contains DS18B20 temperature sensor
• If your sensor has four wires - Red connects to 3-5V, Black connects to ground and White is data. The copper wire is soldered to the wire shielding
• If your sensor has three wires - Red connects to 3-5V, Blue/Black connects to ground and Yellow/White is data

DS18B20 Technical specs:

• Usable temperature range: -55 to 125°C (-67°F to +257°F)
• 9 to 12 bit selectable resolution
• Uses 1-Wire interface- requires only one digital pin for communication
• Unique 64 bit ID burned into chip
• Multiple sensors can share one pin
• ±0.5°C Accuracy from -10°C to +85°C
• Temperature-limit alarm system
• Query time is less than 750ms
• Usable with 3.0V to 5.5V power/data

Downloads: DS18B20 Datasheet