Code Function Description Supported
19 Save configuration Save configuration
Respond with status of operation
No
20 Enable Unsolicited Messages Enable Unsolicited Messages
Respond with status of operation
Yes
21 Disable Unsolicited Messages Disable Unsolicited Messages
Respond with status of operation
Yes
22 Assign Class Assign specified objects to a class
Respond with status of operation
Yes
Time Synchronization Function Codes
23 Delay Measurement Perform propagation delay measurement Yes
Response Function Codes
0 Confirm Message fragment confirmation Yes
129 Response Response to request message Yes
130 Unsolicited Message Spontaneous message without request Yes
a)
Counters of the relay cannot be cleared by using the DNP 3.0 protocol.
Table 5.1.16.3.-2 Supported objects
OBJECT REQUEST
(slave must parse)
RESPONSE
(master must parse)
Object
group
Variation Description Function
codes (dec)
Qualifier
codes (hex)
Function
codes (dec)
Qualifier
codes (hex)
1 0 Binary Input, all variations 1, 20, 21, 22 00, 01, 06, 07,
08, 17, 28
129 00, 01, 17, 28
1 1 Binary Input 1, 20, 21, 22 00, 01, 06, 07,
08, 17, 28
129 00, 01, 17, 28
1 2 Binary Input with Status 1, 20, 21, 22, 00, 01, 06, 07,
08 17, 28
129 00, 01, 17, 28
2 0 Binary Input Change, all variation 1 06, 07, 08
2 1 Binary Input Change without Time 1 06, 07, 08 129, 130 17, 28
2 2 Binary Input Change with Time 1 06, 07, 08 129, 130 17, 28
2 3 Binary Input Change with Relative
Time
10 0 Binary Output, all variations
10 1 Binary Output
10 2 Binary Output with Status
12 0 Control Block, all variations
12 1 Control Relay Output Block
12 2 Pattern Control Block
12 3 Pattern Mask
20 0 Binary Counter, all variations 1, 7, 8, 20, 21,
22
00, 01, 06, 07,
08, 17, 28
129 00, 01, 17, 28
20 1 32-Bit Binary Counter 1, 7, 8, 20, 21,
22
00, 01, 06, 07,
08, 17, 28
129 00, 01, 17, 28
20 2 16-Bit Binary Counter 1, 7, 8, 20, 21,
22
00, 01, 06, 07,
08, 17, 28
129 00, 01, 17, 28
20 3 32-Bit Delta Counter
20 4 16-Bit Delta Counter
106
REF 610REF 610
Feeder Protection Relay
Technical Reference Manual
1MRS755310
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