Example response block from gw, Example get event buffer count block from plc, Event data block format – ProSoft Technology 5205-104S-PDPS User Manual
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Protocol Implementation
4205/5205-TS-104S-PDPS ♦ ProLinx Standalone
IEC-60870-5-104 to PDPS Communication Module with Time Stamp
ProSoft Technology, Inc.
Page 65 of 128
July 12, 2007
Example Response Block From GW
Start Byte
End Byte
Description
0
0
201 (Get Time)
1
1
200 (Set Time)
2 3
Year
4 5
Month
6 7
Day
8 9
Hour
10 11
Minutes
12
13
Seconds & milliseconds
14
198
Reserved for future use
199
199
201 (Get Time)
Example Get Event Buffer Count Block From PLC
Start Byte
End Byte
Description
0
0
100 (Event data)
1
1
202 (Get Event Buffer Count)
2 3
Event
Count
4 195
Event
Data
196
198
Reserved for future use
199
199
100 (Event data)
Example Response Block From GW
Start Byte
End Byte
Description
0
0
202 (Get Event Buffer Count)
1
1
100 (Event data)
2
3
Single point event buffer space
4
5
Double point event buffer space
6
7
Step point event buffer space
8
9
Normalized event buffer space
10
11
Scaled event buffer space
12
13
Short-float event buffer space
14
15
Integrated totals event buffer space
16 198
Reserved
199
199
202 (Get Event Buffer Count)
Block 100 to 101 identification codes send event messages from the PROFIBUS
interface to the IEC-60870-5-104S driver.
Event Data Block Format
Start
Byte
End Byte
Data
Field(s)
Description
0 0 Block
ID
This field contains the value of 100 to 101 identifying the
block type to the module.
1 1 Data block
being
requested
This field contains the block ID being requested for the
response block.
2 3 Event
Count
Number of events present in the block. This field can
have a value from 1 to 12.
4
19
Event #1
Event data to add to event message queue.