Timers, Counters, And Code Blocks Supported By Cpu 1212C - Siemens SIMATIC S7-1200 System Manual
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Also See for SIMATIC S7-1200:
- Function manual (527 pages) ,
- Manual (364 pages) ,
- System manual (338 pages)
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Technical specifications
A.5 CPU 1212C
A.5.2
Timers, counters, and code blocks supported by CPU 1212C
Table A- 31
Blocks, timers and counters supported by CPU 1212C
Element
Blocks
Type
Size
Quantity
Address range for FBs, FCs,
and DBs
Nesting depth
Monitoring
OBs
Program cycle
Startup
Time-delay interrupt
Cyclic interrupts
Hardware interrupts
Time error interrupts
Diagnostic error interrupts
Pull or plug of modules
Rack or station failure
Time of day
Status
Update
Profile
MC-Interpolator
MC-Servo
MC-PreServo
MC-PostServo
Timers
Type
Quantity
Storage
Counters
Type
Quantity
Storage
1384
Description
OB, FB, FC, DB
50 Kbytes
Up to 1024 blocks total (OBs + FBs + FCs + DBs)
FB and FC: 1 to 65535 (such as FB 1 to FB 65535)
DB: 1 to 59999
16 from the program cycle or startup OB
6 from any interrupt event OB
Status of 2 code blocks can be monitored simultaneously
Multiple
Multiple
4 (1 per event)
4 (1 per event)
50 (1 per event)
1
1
1
1
Multiple
1
1
1
1
1
1
1
IEC
Limited only by memory size
Structure in DB, 16 bytes per timer
IEC
Limited only by memory size
Structure in DB, size dependent upon count type
SInt, USInt: 3 bytes
•
Int, UInt: 6 bytes
•
DInt, UDInt: 12 bytes
•
S7-1200 Programmable controller
System Manual, V4.2, 09/2016, A5E02486680-AK
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