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CHAPTER 3: CONFIGURING THE D20E FIRMWARE
Digital input status change report as counter value
Digital input point quality flag
Digital input configuration settings
D20E ETHERNET I/O MODULE INSTRUCTION MANUAL
All digital input status changes can be reported as a counter value. When a digital input
point is configured as a counter point type, the point should be removed from digital input
table and added into the counter point configuration table. See section
page 60 for details.
A Digital input includes the quality flags listed in Table 6.
Table 6: Digital input quality flags
Quality flag
Description
On-line:
Indicates an input's online/offline state;
Restart:
Indicates if the device (point) has restarted, but has not been initialized yet.
Communication Lost:
This bit is set when this point is off-line,
Remote Forced:
This bit is set when the point is remote forced;
Local Forced:
This bit is set when the point is locally forced.
Chatter Filer:
This bit is set when the chatter file is active for this point.
Table 10 lists the Digital Input configuration settings and recommended setting values.
Table 7: Digital input points configuration settings
Setting
Descriptions
General settings
Reference
Specify a text string that combines the bay name, group
Name
name, and provider name from the General tab.
Bay Name
Specify the name of the bay to which the digital input
belongs.
Group Name
Specify a unique name used in conjunction with the
below Point Description setting when referencing the
Provider Application Digital Point information.
The Group Name is used by the HMI for trending and
event querying; therefore, using a label associated with
the substation topology is recommended.
Point Name
Specify the name of the point.
The Point Name should be unique within the bay and
group to which it belongs.
Note: IEC61850 point names should not be changed
since the point name is the IEC address. and that would
prevent upstream reporting to the substation server.
Point
Specify a descriptive label for the digital input.
Description
This setting is used in the HMI Application Point Status
Viewer and Event Recorder.
Value Type
Specify the data type the Provider application uses when
storing the digital input in the database.
Initial Value
During initialization, the digital input is set in the
database to the value specified in this setting.
When connecting to a D20MX Substation Controller,
Open is OFF and Closed is ON.
Class
Specify the class to which the digital input belongs.
GE INFORMATION
Counter points
on
Range
Default
0 to 64
characters
0 to 128
characters
Single
Single
Double
Open
Open
Close
Alarm
Fault
Status
Information
57
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