Siemens CPU 313C Hardware And Installation Guide

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S7-300 Automation System, Hardware and Installation: CPU 31xC and CPU 31x
A5E00105492-03
vii
11-1 Principle of forcing in S7-300 CPUs...........................................................11-3
11-2 Diagnostics with CPU 31x-2.....................................................................11-12
11-3 Diagnostic addresses for DP masters and DP slaves .............................11-13
11-4 Diagnostic address for the receiving station with direct data exchange ..11-15
11-5 Diagnostic addresses for DP masters and DP slaves .............................11-19
11-6 Structure of slave diagnostic data............................................................11-22
11-7 Structure of the ID-specific diagnostics for CPU 31x-2............................11-25
11-8 Structure of the module status .................................................................11-26
11-9 Structure of the interrupt status................................................................11-27
11-10 Bytes y+4 to y+7 for a diagnostic interrupt (operating status
change by intelligent slave)......................................................................11-28
11-11 Bytes y+4 to y+7 for the diagnostic interrupt (SFB 75) ............................11-29
12-1 Possible paths of electromagnetic interference .........................................12-3
12-2 Example of an EMC compatible cabinet installation ..................................12-9
12-3 Example of EMC compatible wall-mounting ............................................12-11
12-4 Mounting cable shielding..........................................................................12-13
12-5 Equipotential bonding...............................................................................12-14
12-6 Lightning protection zones of a building...................................................12-19
12-7 Sample circuit for networked S7-300 PLCs .............................................12-25
12-8 EMERGENCY-OFF relay contact in the output circuit.............................12-27
12-9 Circuit for coils operated with DC voltage ................................................12-28
12-10 Circuit for coils operated with AC voltage ................................................12-28

Siemens CPU 313C Specifications

General

MPI Interface	Yes
Number of digital inputs	24
Number of digital outputs	16
Number of analog inputs	4
Number of analog outputs	2
Supply voltage	24 V DC
High-speed counters	Yes
Bit Operations Execution Time	0.1 µs
Word Operations Execution Time	0.2 µs
Power Consumption	5 W
Dimensions (W x H x D)	40 x 125 x 130 mm
Operating Temperature	0 to 60 °C
Communication Interfaces	MPI
Programming Languages	LAD, FBD, STL
Product type designation	CPU 313C
Weight	490 g