ABB Relion 670 series, Technical Manual

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16.8.3 Function block
SEMOD54336-4 v3
IEC05000346-2-en.vsd
RANGE_XP
RANGE* HIGHHIGH
HIGH
NORMAL
LOW
LOWLOW
IEC05000346 V2 EN-US
Figure 567: RANGE_XP function block
16.8.4 Signals
SEMOD53803-1 v2
PID-3819-INPUTSIGNALS v4
Table 786: RANGE_XP Input signals
Name Type Default Description
RANGE INTEGER 0 Measured value range
PID-3819-OUTPUTSIGNALS v4
Table 787: RANGE_XP Output signals
Name Type Description
HIGHHIGH BOOLEAN Measured value is above high-high limit
HIGH BOOLEAN Measured value is between high and high-high limit
NORMAL BOOLEAN Measured value is between high and low limit
LOW BOOLEAN Measured value is between low and low-low limit
LOWLOW BOOLEAN Measured value is below low-low limit
16.8.5 Operation principle
SEMOD52462-4 v5
The input signal must be connected to a range output of a measuring function block (CVMMXN,
CMMXU, VMMXU, VNMMXU, CMSQI, VMSQ or MVGAPC). The function block converts the input
integer value to five binary output signals according to table 788 .
Table 788: Input integer value converted to binary output signals
Measured supervised
value is:
below low-
low limit
between low
‐
low and low
limit
between low
and high limit
between
high-high
and high limit
above high-high limit
Output:
LOWLOW High
LOW High
NORMAL High
HIGH High
HIGHHIGH High
Section 16 1MRK 502 066-UUS B
Monitoring
1092
Technical manual