HH10D Datasheet | HOPERF

FEATURES - - - - - Relative humidity sensor Two point calibrated with capacitor type sensor, excellent performance Frequency output type, can be easily integrated with user application system Very low power consumption No extra ponents needed Applications - HVAC - Consumer Goods - Dehumidifiers - Test & measurement - Automation - Automotive - Weather Stations - Humidifiers - Data Logging - White Goods- Medical 1 Tel: +86-755-82973805 Fax: +86-755-82973550 E-mail: sales@hoperf. http://.hoperf. Free Datasheet http://../ Hope RF HUMIDITY SENSOR MODULE 2010-5-31 PRELIMINARY Version: 2.0 Circuit Diagram Application Circuit 2 Tel: +86-755-82973805 Fax: +86-755-82973550 E-mail: sales@hoperf. http://.hoperf. Free Datasheet http://../ Hope RF HUMIDITY SENSOR MODULE 2010-5-31 PRELIMINARY Version: 2.0 Sensor Performance Specification Parameters Resolution Accuracy Repeatability Uncertainty Range Response Time Hysteris Long Term Stability Interchangeability Conditions Min Typ Max Units 0.3 0.08 0.05 % 3 % -0.3 0.3 % 2 % 0 99 % 8 S 1 % -0.5 0.5 % Fully Interchangeable HH10D Humidity Module Characteristic Parameter humidity range accuraccy temperature range working voltage stability versus time power consumption Output Frequency Range min 1 -3 -10 2.7 120 5.0 nominal 3 1% 150 6.5 max 99 +3 +60 3.3 180 10 unit % % C V per year u A KHZ Calculation In order to read out the correct humidity, 4 calibration factors need to be read out from the EEPROM at address of 10 and 11,12 and 13 for sensitivity, offset. Once the frequency output from the sensor is measured, then the correct humidity value can be calculated in the following method: HH10D Humidity Calculation Algorithm Data Definition eeprom address sensitivity Sens(2byte value) 10 Offset 2 byte value 12 RH(%)= (offset-Soh)-...