CHAPTER 3: DNP COMMUNICATION
DNP DEVICE PROFILE
D90
PLUS
LINE DISTANCE PROTECTION SYSTEM – COMMUNICATIONS GUIDE
203
–
06 (no range, or all)
–
07, 08 (limited quantity)
–
17, 28 (index)
The following codes are used for responses.
•
Function codes for responses, object 20, variations 1, 2, 5, and 6:
–
129 (response)
•
Qualifier codes for responses, object 20, variations 1, 2, 5, and 6:
–
00, 01 (start-stop)
–
17, 28 (index)
Object 21 (frozen counters)
Object 21, variation 0: Frozen counter
Variation 0 is used to request the default variation. The following codes are used for
requests.
•
Function codes for requests, object 21, variation 0:
–
1 (read)
–
22 (assign class)
•
Qualifier codes for requests, object 21, variation 0:
–
00, 01 (start-stop)
–
06 (no range, or all)
–
07, 08 (limited quantity)
–
17, 28 (index)
There are no codes used for responses.
Object 21, variation 1: 32-bit frozen counter
Object 21, variation 2: 16-bit frozen counter
Object 21, variation 9: 32-bit frozen counter without flag
Object 21, variation 10: 16-bit frozen counter without flag
The following codes are used for requests.
•
Function codes for requests, object 21, variations 1, 2, 9, and 10:
–
1 (read)
–
22 (assign class)
•
Qualifier codes for requests, object 21, variations 1, 2, 9, and 10:
–
00, 01 (start-stop)
–
06 (no range, or all)
–
07, 08 (limited quantity)
–
17, 28 (index)
The following codes are used for responses.
•
Function codes for responses, object 21, variations 1, 2, 9, and 10:
–
129 (response)
•
Qualifier codes for responses, object 21, variations 1, 2, 9, and 10:
–
00, 01 (start-stop)
–
17, 28 (index)
Object 22 (counter change events)
Object 22, variation 0: counter change events