OVERVIEW:The Q-Series Room Relative Humidity and Relative Humidity & Temperature Sensors monitor and transmit changes in humidity and temperature to the building control systems. These units are especially suited for applications where precise, stable humidity sensing is required.Several models ..
OVERVIEW:3144 Hall switch integrated circuit based on Hall effect principle, the use of manufacturing semiconductor integrated technology of magnetic sensing circuit, it is by voltage adjusting device, Hall voltage generator, differential amplifier, Schmitt trigger, temperature compensation circuit,..
OVERVIEW:
Operating Voltage is +5VCan be used to Measure Ammonia, Carbon monoxideAnalogue output voltage: 0V to 5VDigital Output Voltage: 0V or 5V (TTL Logic)Preheat duration over 24 hoursCan be used as a digital or analogue sensorThe Sensitivity of Digital pin can be vari..
OVERVIEW:A new application of MQ-138 semiconductor sensor for breath acetone detection is proposed in this work. MQ-138 semiconductor sensor was integrated to a system which consists of three blocks. This system offers benefits such as portable, fast and easy to operate. Experiments with breath acet..
OVERVIEW:Sensitive the material of the MQ-7 gas sensor is SnO2, which with lower conductivity in clean air. It makes detection by method of cycle high and low temperature and detect CO when low temperature (heated by 1.5V). The sensor’s conductivity is higher along with the gas concentration rising...