Introtek's TLD Tank Level Detector is the most recent addition to the sensor array. The TLD features the most recent generation of pulse-type ultrasonic technology. Comes entirely sealed and potted, ...
This simple water level indicator will activate an active buzzer (e.g. BeStar BPT-23CX ) in order to make a noise when a certain level of water is being reached. Because the water sensor and the ...
Fig 1. This zero-crossing detector circuit generates the control pulses needed to turn on triacs that require negative pulses for switching. Fig 2. Designers can use ...