Rockwell-automation 1336T ControlNet Frn1.02 Rev 1.5 User Manual Page 92

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4–50 Using Unscheduled Messaging
Publication 1336 FORCE–5.18 ––March, 1999
This field: Indicates:
Seconds The seconds and hundreths of seconds.
Date The date of the month in Hex.
Day
The day of the week, where 1 is Sunday and 7 is
Saturday.
Year
The number of the year.1990 is referenced as 0.
Therefore, the year 1995 would return a value of 5.
Month
The month of the year, where 1 is January and 12 is
December.
If an error occurs in the block transfer, a value of -29952 is returned
in word 2 of the PMR response.
Example
In this example, the clock was read with a value of 2816 in word 2 of
the PMW. The PMR response indicated a successful read with a
value of 2816 in word 2.
Word 4 indicated a changing value for seconds.
The Hour value 0E indicates hour 14 of a 24 hour clock, or 2 pm.
The minute value 0A indicates 10, or 2:10 pm.
The Date of 17 in Hex is the 23
rd
and the 5
th
day of the week, or
Thursday.
The Year 05 is 1995.
The Month of 02 is February.
10
N7:10
23456789
N7:90
PLC MSG
Write File
PLC MSG
Read File
Data Format
0
0 7681
3
0
2816
2816 3594 5893 1282
N7:90
0E\01 0E\0A 17\05 05\02
S\..01S Hr\Min Date\Day Yr\Mth
Real Time Clock Data Read
(continued)
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