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IDEC SmartRelay functions
117
IDEC SmartRelay Manual
4.2.4
NAND with Edge Detection
Symbol in IDEC SmartRelay:
The output status of the NAND with Edge Detection is only 1
if
at least one
input is 0 and if
all
inputs were 1 in the previ-
ous cycle.
At an unused block input (x): x = 1.
Timing diagram for the NAND with Edge Detection
1
3
Q
2
1
2
3
4
5
6
7
8
9
10
4
Cycle
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