Siemens CPU 313C Hardware And Installation Guide


S7-300 Automation System, Hardware and Installation: CPU 31xC and CPU 31x
A5E00105492-03
12-1
$SSHQGL[

 $VVHPEO\
 *HQHUDO5XOHVDQG5HJXODWLRQVIRU62SHUDWLRQ
,QWURGXFWLRQ
In view of the many and versatile S7-300 applications, this chapter can only
describe the basic rules on its electrical configuration. You must observe at least
these basic rules if you want your S7-300 to operate free of trouble.
(0(5*(1&<2))GHYLFHV
EMERGENCY-OFF devices to IEC 204 (corresponds to VDE 113) must remain
effective in all operating modes of the plant or system.
6WDUWXSRIWKHV\VWHPDIWHUVSHFLILFHYHQWV
The following table shows you what you have to observe when starting up a plant
again following specific events.
Table 12-1 Starting the system after specific events
,IWKHUHLV :KDWPXVWQRWKDSSHQ
Restart following a voltage dip or power
failure,
No dangerous operating states may occur. If
necessary, force EMERGENCY-OFF.
Start-up after releasing the EMERGENCY
OFF device:
An uncontrolled or undefined start-up must
be avoided.


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