Reference Information
Windows Automation Center, WinAC Slot Version 4.0
146
Hardware Installation and Operating Manual, Edition 02/2006, A5E00273194-02
Timers/counters and their retentivity
S7 counters
Number
2048
Retentivity
Adjustable
Yes
Lower limit
0
Upper limit
2047
Preset
Z 0 to Z 7
Counting range
Adjustable
Yes
Lower limit
0
Upper limit
999
IEC counter
Available
Yes
Type
SFB
S7 timers
Number
2048
Retentivity
Lower limit
0
Upper limit
2047
Preset
No retentive
timers
Time setting range
Lower limit
10
ms
Upper limit
9990
s
IEC timer
Available
Yes
Type
SFB