Product Description：

Name：RS485 temperature and humidity atmospheric pressure acquisition module

Type：BND-QYRS

Product Features

? Integrated Switzerland SENSIRION? precision temperature and humidity sensors, and temperature measurements provide 14Bits 12Bits humidity measurement.

? Integrated Switzerland INTERSEMA? precision pressure sensor, provide 16Bits pressure measurements.

? Integrated temperature, humidity, dew point, barometric pressure measurement in one.

? Humidity measurement range 0 ~ 100% RH.

? Temperature measurement range: -40 ° C ~ + 85 ° C.

? Pressure measuring range 10-1100mbar.

? highest precision temperature and humidity measuring up to ± 2% RH, ± 0.3 ℃ (at 25 ℃).

? Pressure Accuracy ± 4mbar (-40-85 ℃).

? full sensor calibration linear output without calibration can be used interchangeably.

? Support for user calibration feature for point or two-point calibration.

? RS485 or RS232 communication, support ModbusRTU / ASCII protocol.

? 9V ~ 30V wide range DC power supply.

? installation or wall installation can be wall mounted to PCB.

? small size, simple installation, the system can be used as expansion modules integrated in existing systems.

? good long-term stability, high reliability and cost-effective.