Password activation load with relay

171

03:12:15

In this circuit We can activate the load ONLY when we push the right combination (first contact-second contact-third contact)..
The reset time of the code is given by 5*R*C = 2.5 sec
With the N.C. contact on the output we can deactivate the load.

published 10 years ago

add comment in editor

EveryCircuit is an easy to use, highly interactive circuit simulator and schematic capture tool. Real-time circuit simulation, interactivity, and dynamic visualization make it a must have application for professionals and academia. EveryCircuit user community has collaboratively created the largest searchable library of circuit designs. EveryCircuit app runs online in popular browsers and on mobile phones and tablets, enabling you to capture design ideas and learn electronics on the go.