4-8 869 MOTOR PROTECTION SYSTEM – COMMUNICATIONS GUIDE
DNP IMPLEMENTATION CHAPTER 4: DNP 3
DNP implementation
OBJECT REQUEST RESPONSE
OBJECT
NO.
VARIATION
NO.
DESCRIPTION FUNCTION
CODES (DEC)
QUALIFIER CODES (HEX) FUNCTION CODES
(DEC)
QUALIFIER CODES
(HEX)
10 Binary Input
(Variation 0 is used
to request default
variation)
1 (read)
22 (assign class)
00, 01 (start-stop)
06 (no range, or all)
07, 08 (limited quantity)
17, 28 (index)
--- ---
1 Binary Input 1 (read)
22 (assign class)
00, 01 (start-stop)
06 (no range, or all)
07, 08 (limited quantity)
17, 28 (index)
129 (response) 00, 01 (start-stop)
17, 28 (index) (see
Note 2)
2Binary Input with
Status
1 (read)
22 (assign class)
00, 01 (start-stop)
06 (no range, or all)
07, 08 (limited quantity)
17, 28 (index)
129 (response) 00, 01 (start-stop)
17, 28 (index) (see
Note 2)
2 0 Binary Input Change
(Variation 0 is used
to request default
variation)
1 (read) 06 (no range, or all)
07, 08 (limited quantity)
--- ---
1 Binary Input Change
without Time
1 (read) 06 (no range, or all)
07, 08 (limited quantity)
129 (response)
130 (unsol. resp.)
17, 28 (index)
2 Binary Input Change
with Time
1 (read) 06 (no range, or all)
07, 08 (limited quantity)
129 (response)
130 (unsol. resp.)
17, 28 (index)
3 Binary Input Change
with Relative Time
1 (read) 06 (no range, or all)
07, 08 (limited quantity)
--- ---
10 0 Binary Output Status
(Variation 0 is used
to request default
variation)
1 (read) 00, 01(start-stop)
06 (no range, or all)
07, 08 (limited quantity)
17, 28 (index)
--- ---
2 Binary Output Status 1 (read) 00, 01 (start-stop)
06 (no range, or all)
07, 08 (limited quantity)
17, 28 (index)
129 (response) 00, 01 (start-stop)
17, 28 (index) (see
Note 2)
12 1 Control Relay Output
Block
3 (select)
4 (operate)
5 (direct op)
6 (dir. op, noack)
00, 01 (start-stop)
07, 08 (limited quantity)
17, 28 (index)
129 (response) echo of request
20 0 Binary Counter
(Variation 0 is used
to request default
variation)
1 (read)
7 (freeze)
8 (freeze noack)
9 (freeze clear)
10 (frz. cl. noack)
22 (assign class)
00, 01 (start-stop)
06 (no range, or all)
07, 08 (limited quantity)
17, 28 (index)
--- ---
1 32-Bit Binary
Counter
1 (read)
7 (freeze)
8 (freeze noack)
9 (freeze clear)
10 (frz. cl. noack)
22 (assign class)
00, 01 (start-stop)
06 (no range, or all)
07, 08 (limited quantity)
17, 28 (index)
129 (response) 00, 01 (start-stop)
17, 28 (index) (see
Note 2)
2 16-Bit Binary
Counter
1 (read)
7 (freeze)
8 (freeze noack)
9 (freeze clear)
10 (frz. cl. noack)
22 (assign class)
00, 01 (start-stop)
06 (no range, or all)
07, 08 (limited quantity)
17, 28 (index)
129 (response) 00, 01 (start-stop)
17, 28 (index) (see
Note 2)