FNKEYMD1 - FNKEYMD5 function block also has a number of settings and
parameters that control the behavior of the function block. These settings and
parameters are normally set using the PST.
Operating sequence
GUID-84CA7C61-4F83-4F86-A07F-BF9EC4E309BF v5
The operation mode is set individually for each output, either
OFF
,
TOGGLE
or
PULSED
.
Setting OFF
This mode always sets the outputs to a low value (0).
Input value
Output value
IEC09000330-2-en.vsd
IEC09000330 V2 EN-US
Figure 27:
Sequence diagram for setting OFF
Setting TOGGLE
In this mode the output toggles each time the function key has been pressed for more
than 500ms. Note that the input attribute is reset each time the function block executes.
The function block execution is marked with a dotted line below.
Input value
Output value
IEC09000331_1_en.vsd
500ms
500ms
500ms
IEC09000331 V2 EN-US
Figure 28:
Sequence diagram for setting TOGGLE
Setting PULSED
In this mode the output sets high (1) when the function key has been pressed for more
than 500ms and remains high according to set pulse time. After this time the output
will go back to 0. The input attribute is reset when the function block detects it being
high and there is no output pulse.
1MRK 511 408-UUS A
Section 5
Local Human-Machine-Interface LHMI
Phasor measurement unit RES670 2.2 ANSI
101
Technical manual
Summary of Contents for Relion RES670
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