Format (memory
Data point type
requirements)
Integer (32 bits)
Counter Static
Frozen Counter
Counter Event
Frozen Counter Event
Analog Input
Analog Input Event
Analog Output Status
Analog Output
Analog Output Event
Floating-point number
Analog Input
(32 bits)
Analog Input Event
Analog Output Status
Analog Output
Analog Output Event
Floating-point number
Analog Input
(64 bits)
Analog Input Event
Analog Output
Analog Output Event
Block of data (1...64
Octet String / Octet
bytes)
String Output
5)
Octet String Event
This object group can be configured in the Data point editor of STEP 7 using the substitute object group 12.
1)
This object group can be configured in the Data point editor of STEP 7 using the substitute object group 20.
2)
This object group can be configured in the Data point editor of STEP 7 using the substitute object group 22.
3)
This object group can be configured in the Data point editor of STEP 7 using the substitute object group 41.
4)
With these data point types, contiguous memory areas up to a size of 64 bytes can be transferred. All S7 data types with
5)
a size between 1 and 64 bytes are compatible.
Explanation of the table footnotes
groups
The initial data point types of the following object groups can be configured using the
substitute object groups listed above:
● 10 [2]
● 11 [1, 2]
● 21 [1, 2, 5, 6]
● 23 [1, 2, 5, 6]
● 40 [1, 2, 3]
● 42 [1, 2, 4, 5, 6, 7, 8]
To configure the DNP3 CP, use the specified substitute object group.
CP 1542SP-1, CP 1542SP-1 IRC, CP 1543SP-1
Operating Instructions, 01/2017, C79000-G8976-C426-03
DNP3 object group
[variations]
20 [1]
21 [1, 5]
2)
22 [1, 5]
23 [1, 5]
3)
30 [1]
32 [1]
40 [1, 3]
4)
41 [1]
42 [1]
4)
30 [5]
32 [5, 7]
40 [3]
4)
41 [3]
42 [5, 7]
4)
30 [6]
32 [6, 8]
41 [4]
42 [6, 8]
4)
110 [ - ]
111 [ - ]
5)
,
,
,
1)
2)
3)
4.5 Telecontrol communication (CP 1542SP-1 IRC)
Direction
S7 data types
in
UDInt, DWord
in
in
UDInt, DWord
in
in
DInt
in
DInt
out
out
DInt
out
in
Real
in
Real
out
out
Real
out
in
LReal
in
LReal
out
LReal
out
in, out
in, out
: Configuring data points using substitute object
4)
Configuration and operation
Operand area
I, Q, M, DB
I, Q, M, DB
Q, M, DB
Q, M, DB
Q, M, DB
Q, M, DB
Q, M, DB
Q, M, DB
Q, M, DB
Q, M, DB
Q, M, DB
DB
5)
DB
5)
61