Technical Specifications - Siemens SIMATIC FM 452 Manual

Programming the FM 452
6.8

Technical Specifications

The following table provides an overview of the technical specifications of the
functions.
Table 6-3 Technical Specifications for the FM 452 Technological Functions
No. Block Name
FC0 FC CAM_INIT
FC 1 FC CAM_CTRL
FC2 FC CAM_DIAG
FC 3 FC CAM_MSRM
Channel DB
Param. DB 16
Param. DB 32
Param. DB 64
Param. DB 128
Diagnostic DB
Module Cycle
The module updates the return data (except in the pulses measuring system)
every 4 ms.
In the pulses measuring system, the data for the actual position value and the
track signals are available after 0.5 ms.
6-18
Versi Space Space
on Occupied Occupied
in Load in Main
Memory Memory
(bytes) (bytes)
1.0 192 138
1.0 5232 4754
1.0 1758 1614
1.0 296 226
– 986 804
– 616 336
– 808 528
– 1192 912
– 1960 1680
– 460 338
Space MC7
Occupied in Code/Data
Local Data (bytes)
Area
(bytes)
2 102
32 4718
42 1578
16 190
– 372
– 300
– 492
– 876
– 1644
– 302
FM 452 Electronic Cam Controller
C79000-G7076-C452-04
Called
System Functions
SFC 58: WR_REC,
SFC 59: RD_REC
SFC 59: RD_REC
SFC 59: RD_REC