13.4.1.6 Exclusive OR function block XOR
Identification
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Exclusive OR function block XOR - -
Functionality
The exclusive OR function (XOR) is used to generate combinatory expressions with
boolean variables. XOR has two inputs and two outputs. One of the outputs is inverted.
The output signal is 1 if the input signals are different and 0 if they are the same.
Function block
XOR
INPUT1
INPUT2
OUT
NOUT
IEC09000292-1-en.vsd
IEC09000292 V1 EN
Figure 265: XOR function block
Signals
Table 385: XOR Input signals
Name
Type Default Description
INPUT1 BOOLEAN 0 Input signal 1
INPUT2 BOOLEAN 0 Input signal 2
Table 386: XOR Output signals
Name
Type Description
OUT BOOLEAN Output signal
NOUT BOOLEAN Inverted output signal
Settings
The function does not have any parameters available in Local HMI or Protection and
Control IED Manager (PCM600).
Section 13 1MRK 506 335-UUS A
Logic
548
Technical manual
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