DT11 Temperature and Humidity Sensor Module is the best option to go for if you want to make a digital thermometer with Arduino/Microcontroller. This sensor can detect temperature and humidity simultaneously without any extra resistor and capacitor. Just need an Arduino. For tutorial in Bangla visit this link (আরডুইনোর মাধ্যমে মাপুন শীতের তীব্রতা)
DHT11 digital temperature and humidity sensor is a composite Sensor contain a calibrated digital signal output of the temperature and humidity. Application of a dedicated digital modules collection technology and the temperature and humidity sensing technology, to ensure that the product has high reliability and excellent long-term stability. The sensor includes a resistive sense of wet components and an NTC temperature measurement devices, and connected with a high-performance 8-bit microcontroller.
DHT11 Temperature and Humidity Sensor Module
Relative humidity
Resolution: 16Bit
Repeatability: ±1% RH
Accuracy: At 25℃ ±5% RH
Interchangeability: fully interchangeable
Response time: 1 / e (63%) of 25℃ 6s
1m / s air 6s
Hysteresis: <± 0.3% RH
Long-term stability: <± 0.5% RH / yr in
Temperature
Resolution: 16Bit
Repeatability: ±0.2℃
Range: At 25℃ ±2℃
Response time: 1 / e (63%) 10S
Electrical Characteristics
Power supply: DC 3.5～5.5V
Supply Current: measurement 0.3mA standby 60μ A
Sampling period: more than 2 seconds
Pin Description
1, the VDD power supply 3.5～5.5V DC
2 DATA serial data, a single bus
3, NC, empty pin
4, GND ground, the negative power
175.00৳
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