Reference: A938
Index: B
Page 85
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Instruction Manual – NPS914 Alarm and Indication IED
7.1.7. DNP3
DNP3 is a protocol standard which is controlled by the DNP Users Group (www.dnp.org). The
implementation of a DNP3 slave is compliant with the DNP3 subset (level) 2, but it also contains some
functionalities of the higher levels.
Settings
The following table describes the DNP3 setting parameters.
Table. 7.1.7. - 11. Settings.
Name
Range
Step
Default
Description
DNP3
TCP enable
0:
Disabled
1:
Enabled
-
0:
Disabled
Enables and disables the DNP3 TCP communication protocol when the
Ethernet port is used for DNP3. If a serial port is used, the DNP3 protocol can
be enabled from
Communication → DNP3
.
IP port
0…65
535
1
20 000
Defines the IP port used by the protocol.
Slave
address
1…65
519
1
1
Defines the DNP3 slave address of the unit.
Master
address
1…65
534
1
2
Defines the address for the allowed master.
Link layer
time-out
0…60
000 ms
1 ms
0 ms
Defines the length of the time-out for the link layer.
Link layer
retries
1…20
1
1
Defines the number of retries for the link layer.
Diagnostic -
Error counter
0…2
32
-1
1
-
Counts the total number of errors in received and sent messages.
Diagnostic -
Transmitted
messages
0…2
32
-1
1
-
Counts the total number of transmitted messages.
Diagnostic -
Received
messages
0…2
32
-1
1
-
Counts the total number of received messages.
