BME280 Temperature, Humidity and Pressure Sensor 5V Arduino
BME 280 sensor module - temperature, humidity and pressure. Simple to use temperature, humidity and pressure sensor. Successor to the BMP180 sensor. It communicates via the I2C or SPI interface. It is used, among others for weather stations, controlling room conditions.
Specification:
Measurement range (full accuracy):
Pressure: 300 - 1100 hPa
Temperature: -40 - 85C
System interfaces: I2C and SPI
Average energy consumption for measurements every 1s:
1.8 (humidity, temperature)
2.8 (pressure, temperature)
3.6 (humidity, pressure, temperature)
Average power consumption in sleep mode: 0.1
Humidity sensor:
Response time (63%): 1s
Accuracy: 3% relative humidity
Hysteresis: ¤ 2%
Pressure sensor:
RMS Noise: 0.2 Pa (corresponds to 1.7 cm)
Measurement error: 0.25% (corresponds to 1 m for 400 m of altitude change)
Temperature coefficient shift: 1.5 Pa / K (corresponds to 12.6 cm at 1 ° C temperature change)
Technical data:
Supply voltage: 5V
Size: 15 x 10 mm
Weight: 1 g
Mounting holes diameter: 3 mm
Pinout:
VCC - Supply voltage 5V
GND - Ground
SCL - I2C / SPI clock
SDA - I2C / MOSI data line in SPI mode
CSB - Chip Select
SD0 - MISO in SPI mode