Section 3
DNP3 protocol implementation
Table 14:
Implementation table
DNP OBJECT GROUP AND VARIATION
Object
group
Variation
number
number
1
0
Binary input – any
1
1
Binary input – single bit
(default)
1)
1
2
Binary input – single bit
2
0
Binary input change
event – any variation
2
1
Binary input change
event without time
2
1
Binary input change
event without time
2
2
Binary input change
event – with absolute
2
2
Binary input change
event – with absolute
2
Binary input change
1)
3
event with relative time
2
3
Binary input change
event with relative time
3
0
Double bit input – any
3
Double bit output –
1)
1
double bit packed
3
2
Double bit input with
4
0
Double bit input change
event - any variation
4
1
Double bit input change
event without time
Table continues on next page
72
REQUEST (Slave will parse)
Function codes
Description
(dec)
1 (read)
variation
1 (read)
packed
1 (read)
with flag
1 (read)
1 (read)
1 (read)
time
time
1 (read)
1 (read)
variation
1 (read)
1 (read)
flag
1 (read)
1 (read)
RESPONSE (Slave will respond with)
Function codes
Qualifier codes (hex)
00, 01 (start-stop)
06 (no range, or all)
07, 08 (limited qty)
17, 27, 28 (index)
00, 01 (start-stop)
129 (response)
06 (no range, or all)
07, 08 (limited qty)
17, 27, 28 (index)
00, 01 (start-stop)
129 (response)
06 (no range, or all)
07, 08 (limited qty)
17, 27, 28 (index)
06 (no range, or all)
07, 08 (limited qty)
06 (no range, or all)
129 (response)
07, 08 (limited qty)
130 (unsol. resp)
06 (no range, or all)
129 (response)
07, 08 (limited qty)
130 (unsol. resp)
06 (no range, or all)
129 (response)
07, 08 (limited qty)
130 (unsol. resp)
00, 01 (start-stop)
06 (no range, or all)
07, 08 (limited qty)
17 ,27, 28 (index)
00, 01 (start-stop)
129 (response)
06 (no range, or all)
07, 08 (limited qty)
17, 27, 28 (index)
00, 01 (start-stop)
129 (response)
06 (no range, or all)
07, 08 (limited qty)
17, 27, 28 (index)
06 (no range, or all)
07, 08 (limited qty)
06 (no range, or all)
129 (response)
07, 08 (limited qty)
1MRK 511 419-UUS A
Qualifier codes
(dec)
(hex)
00, 01 (start-stop)
2)
17, 28 (index)
00, 01 (start-stop)
17, 28 (index)
2)
17, 28 (index)
17, 28 (index)
17, 28 (index)
17, 28 (index)
17, 28 (index)
17, 28 (index)
00, 01 (start-stop)
2)
17, 28 (index)
00, 01 (start-stop)
2)
17, 28 (index)
17, 28 (index)
650 series 2.2 ANSI
Point list manual