Siemens S5-100U User Manual page 173

STEP 5 Operations
Output of the Current Time
You can use a load operation to put the current time into ACCU 1 and process it further from there
(see Figure 8-4).
Use the "Load in BCD" operation for digital display output.
L T1
indicates bit positions occupied by "0".
1
The current time is the time value in the addressed timer.
8-18
1
Current time in T1
Binary time value
Figure 8-4. Output of the Current Time (Example)
ACCU 1
Time
base
S5-100U
LD T1
Three-digit time value
in BCD code
EWA 4NEB 812 6120-02