Configuration and operation
4.5 Telecontrol communication (CP 1542SP-1 IRC)
CP 1542SP-1, CP 1542SP-1 IRC, CP 1543SP-1
Operating Instructions, 01/2017, C79000-G8976-C426-03
61
Format (memory
requirements)
DNP3 object group
[variations]
Frozen Counter
2)
[1, 5] in
3)
4)
4)
Floating-point number
(32 bits)
4)
4)
Floating-point number
(64 bits)
4)
Block of data (1...64
bytes)
5)
Octet String / Octet
[ - ] in, out
5)
DB
5)
5)
This object group can be configured in the Data point editor of STEP 7 using the substitute object group 12.
This object group can be configured in the Data point editor of STEP 7 using the substitute object group 20.
This object group can be configured in the Data point editor of STEP 7 using the substitute object group 22.
This object group can be configured in the Data point editor of STEP 7 using the substitute object group 41.
With these data point types, contiguous memory areas up to a size of 64 bytes can be transferred. All S7 data types with
a size between 1 and 64 bytes are compatible.
Explanation of the table footnotes
1)
,
2)
,
3)
,
4)
: Configuring data points using substitute object
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.