ProSoft Technology MVI69-101S - Manual (Page 85)

Reference MVI69-101S ♦ CompactLogix or MicroLogix Platform
IEC 60870-5-101 Slave Communication Module
ProSoft Technology, Inc. Page 85 of 149
March 16, 2009
Word Offset in
Event Record Data Field(s) Description
0 DB Index This is the index for the point in the module's database.
This corresponds to the order of point definition for the
module data types. This is not the point address for the
event.
1 ASDU This is the ASDU data type for the event message. Valid
entries for this field are as follows: 1=single point,
3=double-point, 5=step, 9=normalized, 11=scaled and
15=integrated total.
2 Qualifier This is the qualifier code to be used with the event
message. Refer to the IEC protocol specification for a full
listing of valid qualifier codes for each ASDU type.
3 Year This field contains the four-digit year to be used with the
event.
4 Month This field contains the month value for the event. Valid
entry for this field is in the range of 1 to 12.
5 Day This field contains the day value for the event. Valid
entry for this field is in the range of 1 to 31.
6 Hour This field contains the hour value for the event. Valid
entry for this field is in the range of 0 to 23.
7 Minute This field contains the minute value for the event. Valid
entry for this field is in the range of 0 to 59.
8 Seconds &
Milliseconds This field contains the seconds and milliseconds value
for the event. Valid entry for this field is in the range of 0
to 59,999.
9 to 14 Data These words contain the data to be used with the event.
For single- and double-point, step and measured value
events, the first word is used. For integrated total events,
the first two words are used.
Get Module Time (Block 9970)
This block can be used to retrieve the date and time information from the module.
Block Format for Write
Word Offset in Block Data Field(s) Description
0 Block ID This field contains the value of 9970 identifying
the block type to the module.
1 to 61 Not Used Not Used
Response to a block 9970 request: The module will respond to a valid block 9970
request with a block containing the requested date and time. The format for the
block is shown below:
Block Format for Read
Word Offset in Block Data Field(s) Description
0 Block Read ID This field contains the block identification code of
9970 for the block.
1 Block Write ID This is the next block requested by the module.
2 Year This field contains the four-digit year to be used
with the new time value.