4.229
Date Code 20170814
Instruction Manual
SEL-700G Relay
Protection and Logic Functions
Front-Panel Settings (SET F Command)
Figure 4.156 shows the front-panel display for the entry in Table 4.87. Input
IN101 is deasserted in this display (0), and the display changes to
INPUT
IN101=1
when Input IN101 asserts.
Figure 4.156
Front-Panel Display for an Entry in (a) Boolean Name and
Alias Strings and (b) Analog Name and User Text and Formatting Strings
If the engineering units are set, then the front-panel display shows the
engineering units. For example, in the Group setting example, we set
AI301EU to degrees C. With this setting, the front-panel display looks similar
to Figure 4.157.
Figure 4.157
Front-Panel Display for an Entry in (a) Boolean Name and Alias
Strings and (b) Analog Name, User Text and Formatting Strings,
and Engineering Units
For fixed text, enter a 1 in the Name String, then enter the fixed text as the
alias text. For example, to display the word DEFAULT and SETTINGS on two
different lines, use a display point for each word (DP01 = 1,“DEFAULT” and
DP02 = 1,“SETTINGS,” for example). Table 4.88 shows other options and
front-panel displays for the User Text and Formatting settings.
Following is an example of an application of the analog settings. Assume that
we also want to know the hot-spot temperature, oil temperature, and winding
temperature of the transformer at a certain installation. To measure these
Table 4.87
Entry in the Name String and the Alias Strings
Name
Alias
Set String
Clear String
IN101
INPUT IN101
—
—
AI301
TEMPERATURE
—
—
Table 4.88
Example Settings and Displays
Example Display Point Setting Value
Example Display
AI301,"TEMP {4}deg C"
TEMP 1234 deg C
AI301,"TEMP := {4.1}"
TEMP = xx.x
AI301,"TEMP := {5}"
TEMP = 1230
AI301,"TEMP = {4.2, 0.001} C"
TEMP = 1.23 C
AI301,"TEMP HV HS1 = {4, 1000}"
TEMP HV HS1 = 1234
1,{}
Empty line
1,''Fixed Text''
Fixed Text
0
Hides the display point
INPUT IN101:=0
TEMPERATURE:
0.024 mA
(a) Boolean
(b) Analog
INPUT IN101:=0
TEMPERATURE:
0.024 degree C
(a) Boolean
(b) Analog
Summary of Contents for SEL-700G Series
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