The SB330 is connected to a Mercury System Base Board by means of I2C bus. The address of the board could be dynamically set by means of a 4 positions dip switch, allowing up to 15 address values (address 0x00 is reserved for I2C general call broadcast addressing scheme). The temperature sensor can measure temperature in the range -40-80 °C, with ± 0,5 °C accuracy and humidity in the range 0-100%, with 2.5% accuracy.
….
Read more: Slave Board DHT22 for Mercury System