Data Sheet

● Size, max.
64kbyte
OB
● Number, max.
see instruction list
● Size, max.
64kbyte
● Number of free cycle OBs
1; OB 1
● Number of time alarm OBs
8; OB 10-17
● Number of delay alarm OBs
4; OB 20-23
● Number of cyclic interrupt OBs
9; OB 30-38 (shortest cycle that can be set = 500 µs)
● Number of process alarm OBs
8; OB 40-47
● Number of DPV1 alarm OBs
3; OB 55-57
● Number of isochronous mode OBs
4; OB 61-64
● Number of multicomputing OBs
1; OB 60
● Number of background OBs
1; OB 90
● Number of startup OBs
2; OB 100, 102
● Number of asynchronous error OBs
9; OB 80-88
● Number of synchronous error OBs
2; OB 121, 122
Nesting depth
● per priority class
24
● additional within an error OB
2
Counters, timers and their retentivity
S7 counter
● Number
2048
Retentivity
— adjustable
Yes
— lower limit
0
— upper limit
2047
— preset
Z 0 to Z 7
Counting range
— lower limit
0
— upper limit
999
IEC counter
● present
Yes
● Type
SFB
● Number
Unlimited (limited only by RAM capacity)
S7 times
● Number
2048
Retentivity
— adjustable
Yes
— lower limit
0
— upper limit
2047
— preset
No times retentive
6ES7416-3FS07-0AB0 Subject to change without notice
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09/13/2019 © Copyright Siemens