The soil moisture sensor module , built around the LM393 comparator, gives an active-low (L) level output when the soil is dry (determined by a pre-setted threshold value). This digital output (wet ...

The Pressure Sensor Module incorporates a material called Velostat with the Arduino. This material adds more resistance when more pressure is applied to the material. This module also uses the RGB LED ...

Continue reading “Building A Smarter Smoke Alarm With The ESP8266” → Posted in Microcontrollers Tagged google assistant , home automation , MQ2 , NodeMCU , smoke detector , smoke sensor ...

System Sensor of St. Charles, Ill., has launched its i4 Series combination carbon monoxide (CO)/smoke detector and integration module. Available in two-wire and four-wire versions, the low-voltage ...

The modern hacker wields a number of tools that operate on the principle of heating things up to extremely high temperatures, so a smoke alarm is really a must-have piece of equipment. But in an er… ...

System Sensor today announced that it has launched its new i4 Series Combination CO/Smoke Detector and Integration Module. The i4 Series is the first low-voltage, system-connected, combination smoke ...

St. Charles, IL (April 1, 2013) – System Sensor today announced that it has launched its new i 4 Series Combination CO/Smoke Detector and Integration Module. The i 4 Series is the first low ...