Was ist ein digitaler Temperatursensor?? Design der DS18B20-Sensorsonde

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 ist ein häufig verwendeter digitaler Temperatursensor -Sondenchip, das gibt ein digitales Signal aus. Es hat die Eigenschaften einer kleinen Sensorsonde, Anforderungen an das Design mit geringer Hardware, Starke Anti-Interferenz-Fähigkeit und hohe Präzision. Der digitale Temperatursensor DS18B20 ist leicht zu verdrahten, und kann in vielen Fällen nach dem Verpacken der Sonde verwendet werden. Wie Pipeline -Typ, Gewindeart, Magnetadsorptionstyp, Packungstyp aus rostfreiem Stahl, Verschiedene Modelle, einschließlich LTM8877, LTM8874, usw.
The appearance of the probe is mainly changed according to different application occasions. The packaged DS18B20 can be used for cable trench temperature measurement, blast furnace water circulation temperature measurement, boiler temperature measurement, machine room temperature measurement, agricultural greenhouse temperature measurement, clean room temperature measurement, ammunition depot temperature measurement and other non-extreme temperature occasions. Wear-resistant and collision-resistant, kleine Größe, einfach zu bedienen, 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.‌.

Anwendungsszenarien
DS18B20 digital temperature sensors have a wide range of applications in many fields, einschließlich:

‌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 Wasserdichter Temperatursensorfühler + Klemmenadaptermodul mit Kabelsatz

IP68 wasserdichte Edelstahltemperatur Sonde 18b20 bis 485 Temperatursensor

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 (Datenlinie), 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.

Der Temperatursensor unterstützt die “one-wire bus” Schnittstelle (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
Einstellbare Auflösung: 9 – 12 bisschen; Temperaturbereich: -55 ℃ zu +125 ℃; Ausgabe : Rot (VCC), Gelb (DATEN), Schwarz (GND)
DS18B20 Temperatursensor: Die Größe des Edelstahlgehäuses beträgt ca.. 6 X 50 mm/ 0.2 X 2 Zoll, und das thermische Kabel der digitalen Temperatur hat eine Gesamtlänge von ca. 1 M/ 39.4 Zoll, Welches ist lang genug, um Ihre Bedürfnisse zu erfüllen.
YAXUN DS18B20 temperature sensor is compatible with Raspberry Pi, und wird bei der Temperaturüberwachung des Kabelgrabens weit verbreitet angewendet, Kessel, Was, landwirtschaftliches Gewächshaus, sauberes Zimmer, usw.