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LOGO! functions
4.2 Basic functions list - GF
LOGO!
Manual, 04/2011, A5E03556174-01
149
4.2.7
XOR (exclusive OR)
4
7KH;25LQDFLUFXLWGLDJUDPVKRZQ
DVVHULHVFLUFXLWZLWKFKDQJHRYHU
FRQWDFWV
6\PEROLQ/2*2
The output status of the XOR is 1 if the inputs are not equivalent.
At an unused block input (x): x = 0.
XOR function logic table
1
2
Q
0
0
0
0
1
1
1
0
1
1
1
0
4.2.8
NOT (Negation, Inverter)
4
$EUHDNFRQWDFWLQWKHFLUFXLW
GLDJUDP
6\PEROLQ/2*2
The output status is 1 if the input is 0. The NOT block inverts the input status.
Advantage of the NOT block, for example: LOGO! does not require break contacts. You
simply use a make contact and the NOT block to convert these into a break contact.
NOT function logic table
1
Q
0
1
1
0
Summary of Contents for LOGO!
Page 8: ...Preface LOGO 8 Manual 04 2011 A5E03556174 01 ...
Page 278: ...LOGO functions 4 4 Special functions list SF LOGO 278 Manual 04 2011 A5E03556174 01 ...
Page 366: ...Abbreviations LOGO 366 Manual 04 2011 A5E03556174 01 ...
Page 372: ...Index LOGO 372 Manual 04 2011 A5E03556174 01 ...
Page 534: ...Index Basic Panels 162 Operating Instructions 04 2012 A5E02421799 03 ...