Siemens LOGO! - Nand (Not And); Table of the NAND Logic

119
LOGO! Manual
A5E00380835-01
4.2.3 NAND (NOT AND)
Parallel circuit with multiple break
contacts in the circuit diagram:
Symbol in LOGO!:
The output of the NAND is only 0 if the status at all inputs
is 1, i.e. the contacts are closed.
At an unused block input (x): x = 1.
Table of the NAND logic
1234Q
0 0 0 0 1
00011
00101
00111
01001
01011
01101
01111
10001
10011
10101
10111
11001
11011
11101
11110
LOGO! functions