ProSoft Technology MVI56-103M - Manual (Page 110)

Reference MVI56-103M ♦ ControlLogix Platform
User Manual IEC 60870-5-103 Master Communication Module
Page 110 of 152 ProSoft Technology, Inc.
February 22, 2013
5.4.5 Set ControlLogix Time Block (9970)
Block 9970 identification code requests the module’s date and time. Use this
data to set the PLC clock.
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 247 Not Used Not Used
The module will respond to a valid block 9970 request with a block containing the
requested date and time. The following table describes the format of this block.
Word Offset in
Block Data Field(s) Description
0 Reserved Reserved (0)
1 Block Write ID This is the next block requested by the module.
2 Year This field contains the four-digit year for the new time value.
3 Month This field contains the month value for the new time. Valid
entry for this field is in the range of 1 to 12.
4 Day This field contains the day value for the new time. Valid entry
for this field is in the range of 1 to 31.
5 Hour This field contains the hour value for the new time. Valid
entry for this field is in the range of 0 to 23.
6 Minute This field contains the minute value for the new time. Valid
entry for this field is in the range of 0 to 59.
7 Seconds This field contains the second value for the new time. Valid
entry for this field is in the range of 0 to 59.
8 Milliseconds This field contains the millisecond value for the new time.
Valid entry for this field is in the range of 0 to 999.
9 to 248 Not Used Not Used
249 Block Read ID This field contains the block identification code of 9970 for
the block.