DHT12 Humidity and Temperature Sensor

DHT12 Digital temperature and humidity sensor is a calibrated digital output record of temperature and humidity, DHT11 the upgrade product. Application-specific digital temperature and humidity sensor module and semiconductor ensure high reliability and excellent long-term stability.This is upgradation version of DHT11 humidity temperature sensor, fully downward compatible, more precise and add I2C interface.

Features:DHT12 Digital temperature and humidity sensor 

  • Super compact size
  • Super low power consumption
  • Super low voltage operation
  • Standard I2C and 1-wire interface.
  • Semiconductor technology
  • Sensing range
    • Temperature: -20 ~ +60 C
    • Humidity: 20-95 RH
  • Humidity:
  • Resolution: 0.1%RH
  • Repeat: -+ 1%RH
  • Precision 25C @ -+5RH
  • Resolution: 0.1C
  • Repeat: -+0.2C
  • Precision: 25C @ -+0.5C
  • Temperature:
  • Power: DC 2.7-5.5V
  • Normal current 1mA
  • Standby current 60uA
  • Sample cycle: > 2 seconds
  • Pin interface: 1. VDD 2. SDA 3. GND 4. SCL (connect to GND when use as 1-wire)
Description

DHT12 Digital temperature and humidity sensor is a calibrated digital output document of temperature and humidity, DHT11 the improve product. Software-specific digital temperature and humidity sensor module and semiconductor guarantee excessive reliability and glorious long-term stability.

DHT12 With a single bus, and requirements I2C Two sorts of communication and single bus communication mode is totally appropriate with DHT11.

Commonplace bus interface makes it easy and fast to system integration. With tremendous small dimension, low energy consumption, appropriate for all kinds of purposes.I2C Communication makes use of commonplace communication sequence, the person can instantly I2C Communication on the bus, no further wiring, easy to make use of. Two-way change, customers are free to decide on, straightforward to make use of, must be a broad vary of areas. Merchandise for the 4 Lead, handy connection, offers particular packages in accordance with person wants.

Second, the scope of software

Heating, air flow and air-con, Dehumidifier, check and inspection gear, shopper merchandise, automotive, automation, information recorders, climate stations, house home equipment, management, Medical and different relative humidity management.

Third, product highlights

Totally interchangeable, low value, long run stability, relative humidity and temperature measurement, sign transmission of lengthy distance, digital output, exact calibration, energy consumption may be very low, the usual single-wire digital interface, the usual I2C Bus digital interface, communication will be freely chosen.

DHT12 Digital temperature and humidity sensor could also be a calibrated digital output document of temperature and humidity, DHT11 the improve product. Software-specific digital temperature and humidity sensor module and semiconductor guarantee excessive reliability and glorious long-term stability, DHT12 With one bus, and requirements I2C Two kinds of
communication and single bus communication mode is totally appropriate with DHT11。 Commonplace bus interface makes it easy and fast to system integration. With tremendous small dimension, low energy consumption, appropriate for a superb kind of purposes.I2C Communication makes use of a typical communication sequence, the person can instantly I2C Communication on the bus, no further wiring, easy to make use of. Two-way change, customers are liberal to decide on, straightforward to make use of, must be a broad vary of areas. Merchandise for the 4 Lead, handy connection, offers particular packages in step with person wants.

DHT12 With one bus, and requirements I2C Two kinds of communication and single bus communication mode is totally appropriate with DHT11。 Commonplace bus interface makes it easy and fast to system integration. With tremendous small dimension, low energy consumption, appropriate for all kinds of purposes.I2C Communication makes use of commonplace communication sequence, the person can instantly I2C Communication on the bus, no further wiring, easy to make use of. Two-way change, customers are liberal to decide on, straightforward to make use of, must be a broad vary of areas. Merchandise for the 4 Lead, handy connection, offers particular packages in step with person wants.

It’s Totally interchangeable, low value, long run stability, relative humidity and temperature measurement, sign transmission of lengthy distance, digital output, exact calibration, energy consumption may be very low, the usual single-wire digital interface, the usual I2C Bus digital interface, communication will be freely chosen. DHT12 Assist I2C Strategy to talk, in full accordance with I2C Commonplace protocol ready, will be linked instantly in I2C Bus sensor SDA PIN I2C Knowledge bus,SCL2C Clock bus, clients have to each pin a 1KΩ~10KΩPull-up resistor.I2C Tackle for 0xB8(DEV SEL); I2C. The communication fee can’t be increased than 400KHZ.