I am making a system that controls a reactor. My system sets the optimal splitting speed. The system increases splitting speed if the temperature is less than 4980. It decreases if the temperature is more than 5020. My system should also set the optimal speed of electricity generation. I need to kno...

A wire with electricity comes from the depths of the electrical network. I need to find out if there is electricity in this wire or not. I need to get the result as zero or one. How can i do this?
I tried to connect an electric wire to the logic elements, but it has no signal ....

I get these signals from devices: 11110000000111111, but I need to get this: 1 .... 0 ...... 1 .... Dots are the absence of a signal. How can I replace a repeating signal with a single signal? I made a circuit using a relay. When the first signal arrived at the relay, the relay switches itself off. ...