IDEC SmartRelay Series - NAND with Edge Detection

IDEC SmartRelay functions
IDEC SmartRelay Manual 101
4.2.4 NAND with Edge Detection
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
Symbol in IDEC SmartRelay:
1
3
Q
2
12345678
9
10
4
Cycle
Courtesy of Steven Engineering, Inc. ● 230 Ryan Way, South San Francisco, CA 94080-6370 ● General Inquiries: (800) 670-4183 ● www.stevenengineering.com