Automating Manufacturing Systems - Process Control and ...

plc boolean - 6.33
15.
⎛
⎞
⎛
⎞
Y = C A+
A+ ( BC( A + BC)
)
⎜
⎟
⎜
⎟
⎝
⎠
⎜
⎟
⎝
⎠
⎛ ⎞
⎛
Y = C A+ A+ ( BC( A + B + C)
)
⎞
⎝
⎠
⎜
⎟
⎝
⎠
Y = C A+ ( A+ ( BCABC)
)
⎛
⎞
Y = C A+ ( A+
0)
⎝
⎠
⎛
⎞
Y = C( A+ ( A + 1)
)
C
Y
⎝
⎠
Y = C( A+ ( 1)
)
Y = C( A+
0)
A
Y
=
CA
Y = C + A
16.
X = ( A+
B⋅
A) + ( C + D + EC)
X = ( A+
B⋅
A) ( C + D + EC)
X =
X =
( A) ( B⋅
A) ( C + D + EC)
( A) ( B⋅
A) ( C + D + EC)
X = AB( C + D+
EC)
X = AB( C + D+
E)
OR
X = ( A+
B ⋅ A) + ( C+ D+
EC)
X = A + B⋅
A+
CD( E + C)
X = A + B+
CDE
X
=
AB( CDE)
X = AB( C + D + E)