Siemens CPU 313C Hardware And Installation Manual page 238

*ORVVDU\
9
variable monitoring or control
create variable table 9-18
variables
modifying 11-1
monitoring 11-1
Variables
forcing 11-2
Vendor ID 11-24
Vendor-specific interrupt 13-8
6
Voltage
:
Wiring
S7-300 Automation System, Hardware and Installation: CPU 31xC and CPU 31x
selecting mains voltage 7-5
accessories required 7-1
front connector 7-11
front connectors 7-3
PS and CPU 7-2, 7-6
required tools and materials 7-2
rules 7-2
A5E00105492-03