Digital Electronics - Signals and Switches - Discussion
Discussion Forum : Signals and Switches - General Questions (Q.No. 29)
29.
The abbreviation NO, when used with respect to electromechanical relays, stands for not operational.
Discussion:
2 comments Page 1 of 1.
Sampath 9640093400 said:
6 years ago
In relays NO means NORMAL OPEN and NC means NORMAL CLOSED.
PAVAN said:
1 decade ago
NO means "NORMALLY OPEN"
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