Kas yra skaitmeninio temperatūros jutiklis? DS18B20 jutiklio zondo dizainas

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 yra dažniausiai naudojamas skaitmeninės temperatūros jutiklio zondo lustas, kuris išveda skaitmeninį signalą. Jis pasižymi mažo jutiklio zondo savybėmis, Mažos aparatūros projektavimo reikalavimai, Stiprūs gebėjimai prieš sąveiką ir aukštas tikslumas. DS18B20 skaitmeninio temperatūros jutiklį lengva sujungti, ir gali būti naudojamas daugeliu atvejų po to, kai zondas supakuotas. Tokių kaip dujotiekio tipas, srieginis tipas, Magneto adsorbcijos tipas, Nerūdijančio plieno paketo tipas, Įvairūs modeliai, įskaitant LTM8877, LTM8874, ir tt.
The appearance of the probe is mainly changed according to different application occasions. The packaged DS18B20 can be used for cable trench temperature measurement, aukštakrosnės vandens cirkuliacijos temperatūros matavimas, katilo temperatūros matavimas, machine room temperature measurement, žemės ūkio šiltnamio temperatūros matavimas, švarios patalpos temperatūros matavimas, ammunition depot temperature measurement and other non-extreme temperature occasions. Wear-resistant and collision-resistant, mažas dydis, lengva naudoti, 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 Metras

These 1-wire digital temperature sensors are fairly precise (±0,5°C didžiojoje diapazono dalyje) ir gali pasiduoti 12 tikslumo bitai iš integruoto skaitmeninio į analoginį keitiklį. 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, aplinkos monitoringo ir kitose srityse, 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, įskaitant:

Buitinė technika: 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 vandeniui atsparios temperatūros jutiklio zondas + Terminalo adapterio modulis su vielos rinkiniu

IP68 neperšlampamas nerūdijančio plieno temperatūros zondas 18b20 iki 485 Temperatūros jutiklis

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), DQ (data line), GND (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.

Temperatūros jutiklis palaiko “vieno laido autobusas” sąsaja (1-Wrie), the measurement temperature range is -55 °C ~ +125 ° C., in the range of -10 °C ~ +85 ° C., the accuracy is plus or minus 0.5 ° C.
Adjustable resolution: 9 – 12 šiek tiek; Temperature range: -55 ℃ TO +125 ℃; Išvestis : red (VCC), geltona (DATA), juodas (GND)
DS18B20 temperature sensor: the size of stainless steel housing is approx. 6 x 50 mm/ 0.2 x 2 colio, and the digital temperature thermal cable has a total length of approx 1 m/ 39.4 colio, which is long enough to meet your needs.
YAXUN DS18B20 temperature sensor is compatible with Raspberry Pi, and is widely applied in temperature monitoring of cable trench, boiler, zer, agricultural greenhouse, clean room, ir tt.