ProSoft Technology MVI69-DNPSNET - Manual (Page 76)

MVI69-DNPSNET ♦ CompactLogix or MicroLogix Platform Reference
Distributed Network Protocol Interface Module
Page 76 of 119 ProSoft Technology, Inc.
November 3, 2008
Word Offset in Block Data Field(s) Description
3 Sequence Counter This field contains the sequence counter of the
last successful block 9959 received.
4 to n Spare Not used
Block 9970 - Set Processor Time Using Module Time
This block transfers the module's time to the processor. Ladder logic must be
used to set the processor's clock using the data received. The format of the block
sent from the processor has the following format:
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 n 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 example shows the format of this block.
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.
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 Remote Time
Synchronization This field informs the PLC if the date and time
passed has been synchronized with a remote
DNP master device on the module's slave port.
10 to n Not Used Not Used