Siemens CPU 314 Reference Manual

CPU Function, depending on CPU and STEP 7 Version
4-9
PLC S7-300, CPU Specifications CPU 312 IFM to CPU 318-2 DP
A5E00111190-01
New SFBs and SFCs in CPU 318-2
Function
Block
Application Execution time
in ms
See...
SFB 52
SFB 53
Fetching data records to a DP Slave
Fetching data records to a DP Slave
Initial call 221
Intermediate call 111
Final call 158
Initial call 284
Second call 110
Online help
Standard
and
System
functions
in STEP 7
SFB 54 Receiving interrupts from a DP Slave
(not for I/O-dependent
OBs,MODE 1, OB1)
integrated DP interface,
Final call 110
90
(MODE 1, OB 40, 83, 86)
(OB 55 to OB 57, OB 82)
(central peripherals,
MODE 1, OB 40, OB 82)
170
176
140

Siemens CPU 314 Specifications

General

Brand	Siemens
Model	CPU 314
Category	Controller
Language	English