S7-300 Modules; Horizontal And Vertical Installation Of An S7-300 - Siemens SIMATIC S7-300 Hardware And Installation Manual

Vertical Installation
CPU
PS
Figure 3-2 Horizontal and vertical installation of an S7-300

S7-300 modules

You can choose from a number of modules to install and commission an S7-300
PLCs. The table below shows the major modules and their function.
Table 3-1 S7-300 modules
Components
Profile rail
Accessory:
Shielding element
Power supply (PS)
S7-300 Programmable Controller Hardware and Installation
A5E00105492-01
Horizontal Installation
SF SIEMENS
BUSF
DC5V
FRCE
RUN
STOP
PS CPU
You have to always position the CPU and the power supply
at the bottom or on the left.
Function
... is the module rack for an S7-
300
... converts mains voltage
(120/230 VAC) to 24 VDC
operating voltage for the supply
of the S7-300 and 24 VDC load
circuits
Product overview
Illustration
3-3