Carbon monoxide is gas that harmful to health . Carbon monoxide is caused by motor vehicles that are not well maintened, so we need device can measure the levels of carbon monoxide. Measuring instrument created using sensor MQ - 7 based arduino uno R3 . Sensor MQ - 7 is a sensor sensitive to carbon monoxide , stable power supply 5 volts and can measure from 20-2000 ppm of carbon monoxide . Output device is data on the LCD and ISD1820 voice module , so it can be installed in an office basement . DOI: 10.24843/MITE.1601.19
Copyrights © 2017