Hardware Configuration - Siemens simatic ET 200SP User Manual

4.2

Hardware configuration

Maximum mechanical configuration
As soon as one of the following rules applies, the maximum configuration has been reached:
Table 4- 1
Properties
Number of modules
Backplane bus length
Electrical maximum configuration
The number of operable I/O modules of a potential group is limited by the
● Power consumption of the I/O modules
● Power consumption of the components supplied via these I/O modules
The maximum current-carrying capability of the terminals on the BaseUnit L+/ground is 10 A.
USB load
When using the CPU 1515SP PC with the maximum configuration, the USB load must also
be considered:
● Horizontal mounting
– Ambient temperature of 0 to 60 °C with maximum 32 I/O modules and 3 x 100 mA
– Ambient temperature of 0 to 55 °C with maximum 64 I/O modules and 2 x 500 mA +
● Vertical mounting
– Ambient temperature of 0 to 50 °C with maximum 32 I/O modules and 3 x 100 mA
Address space
The address space is preset and can be adjusted in the user program.
CPU 1515SP PC
Manual, 12/2014, A5E32701806-AA
Maximum mechanical configuration
Rule
Horizontal mounting
•
–
–
Vertical mounting
•
–
A maximum mounting width of 1 m (without CPU 1515SP PC, including
server module)
USB load
1 x 100 mA USB load
USB load
0 to 60 °C ambient temperature:
a maximum of 32 I/O modules and USB load
0 to 55 °C ambient temperature:
a maximum of 64 I/O modules and USB load
0 to 50 °C ambient temperature:
a maximum of 32 I/O modules and USB load
Installing
4.2 Hardware configuration
31