The ″Optical Switch with GSM″ works as given below Truth Table-
Working Truth Table
INPUT A | INPUT B | OUTPUT |
A OKAY | B OKAY | A |
A OKAY | B BAD | A |
A BAD | B OKAY | B |
A BAD | B BAD | BAD |
The customer will get message in all condition a mentioned above. Optical Switch will message you either the line cut or restored. And the same thing it will show you on the LCD al-so.