什么是数字温度传感器? DS18B20传感器探头的设计

A digital temperature sensor is a device that measures temperature and converts it into a digital reading that can be input into a microcontroller or other logic device. DS18B20 Digital temperature sensors use integrated circuits to provide accurate temperature readings. They are often used in consumer electronics, such as digital thermometers. DS18B20是常用的数字温度传感器探头芯片, 输出数字信号. 具有小型传感器探头的特点, 硬件设计要求低, 抗干扰能力强、精度高. DS18B20数字温度传感器易于接线, 探头封装后可用于多种场合. 如管道类型, 螺纹型, 磁铁吸附式, 不锈钢封装类型, 各种型号, 包括 LTM8877, LTM8874, ETC.
The appearance of the probe is mainly changed according to different application occasions. The packaged DS18B20 can be used for cable trench temperature measurement, 高炉水循环温度测量, 锅炉温度测量, 机房温度测量, 农业温室温度测量, 洁净室温度测量, ammunition depot temperature measurement and other non-extreme temperature occasions. Wear-resistant and collision-resistant, 小尺寸, 便于使用, various packaging forms, suitable for various small space equipment digital temperature measurement and control fields.

DC 12V LED Digital Thermometer Temp Sensor Meter NTC Probe -50 ~ 110°C Detector

Range(-55℃~ +125℃) 6mm Temperature Probe Sensors for Arduino Measuring The Air Temperature, Liquids DS18B20-3M-5

Warehouse Series Digital Probe Stainless Steel Encapsulated SNS-TMP DS18B20 with 1 Meter

These 1-wire digital temperature sensors are fairly precise (±0.5°C over much of the range) and can give up to 12 bits of precision from the onboard digital-to-analog converter. Its main features include:

‌High-precision measurement‌: DS18B20 provides 9-bit to 12-bit Celsius temperature measurement accuracy and supports multi-point temperature measurement networks‌.
‌Single-wire communication protocol‌: Data communication and power supply are carried out through a single data line, which simplifies hardware design‌.
‌Wide operating voltage range‌: Supports operating voltages from 3.0V to 5.5V, suitable for battery-powered applications‌.
‌Wide application fields‌: It has wide applications in consumer electronics, industrial control, environmental monitoring and other fields, such as temperature display of household appliances, precise industrial measurement, ETC.

Application scenarios
DS18B20 digital temperature sensors have a wide range of applications in many fields, 包括:

‌Household appliances‌: Used for temperature display and control, providing accurate temperature measurement.
‌Industrial control‌: Provides reliable solutions in precise industrial measurement.
‌Environmental monitoring‌: Suitable for various environmental monitoring occasions, such as temperature measurement in machine rooms, agricultural greenhouses, ammunition depots, etc.‌12.

DS18B20 防水温度传感器探头 + 带线组的端子适配器模块

IP68防水不锈钢温度探头18B20 485 温度传感器

Digital LCD Fridge Thermometer Water Temperature with DS18B20 sensor Probe Fahrenheit

Hardware connection method
When connecting DS18B20 to a microcontroller, you need to follow the following basic steps:
‌Determine the pin function‌: DS18B20 has three pins, namely VDD (power), 数据Q (data line), 接地 (ground line)‌.
‌Power connection‌: The VDD pin is connected to a 3.3V or 5V power supply, depending on the operating voltage of the microcontroller‌.
‌Data line connection‌: The DQ pin is connected to VCC through a pull-up resistor (typical value is 4.7kΩ).
‌Ground connection‌: The GND pin is directly connected to the ground line of the microcontroller‌.

温度传感器支持 “one-wire bus” 界面 (1-Wrie), the measurement temperature range is -55 ℃~ +125 ℃, in the range of -10 ℃~ +85 ℃, 准确度为正或负 0.5 ℃
分辨率可调: 9 – 12 少量; 温度范围: -55 ℃ 至 +125 ℃; 输出 : 红色的 (电压控制电路), 黄色的 (数据), 黑色的 (接地)
DS18B20温度传感器: 不锈钢外壳的尺寸约为. 6 x 50 毫米/ 0.2 x 2 英寸, 数字温度热电缆的总长度约为 1 米/ 39.4 英寸, 足够长可以满足您的需求.
YAXUN DS18B20 temperature sensor is compatible with Raspberry Pi, 广泛应用于电缆沟温度监测, 锅炉, 什么, 农业温室, 洁净室, ETC.