1129
Clock Instructions Section 3-28
3-28-3 HOURS TO SECONDS: SEC(065)
Purpose Converts time data in hours/minutes/seconds format to an equivalent time in
seconds only.
Ladder Symbol
Variations
Applicable Program Areas
Operands S and S+1: Source Data
Set the hours/minutes/seconds source data in S and S+1, as shown in the fol-
lowing diagram. S and S+1 must be in the same data area.
C:
T:
R:
18:30:20
16:20:05
C
T
R
10 July, 1998
50 hours, 10 minutes, 15 seconds
8 July, 1998
SEC(065)
S
D
S: First source word
D: First destination word
Variations Executed Each Cycle for ON Condition SEC(065)
Executed Once for Upward Differentiation @SEC(065)
Executed Once for Downward Differentiation Not supported.
Immediate Refreshing Specification Not supported.
Block program areas Step program areas Subroutines Interrupt tasks
OK OK OK OK
15 8 0
7
S
15
S+1
0
Seconds: 00 to 59 (BCD)
Minutes: 00 to 59 (BCD)
Hours: 0000 to 9999 (BCD)
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