Siemens SIMATIC TI555 - Installing the TI545;TI555 CPU; CPU;RBC Location in a Base; Figure 3-9 Location of CPU;RBC in a Series 505 Base

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TI545/TI555 System Manual
Installing Series 505 System Hardware
3.6 Installing the TI545/TI555 CPU
The CPU/RBC must always be installed in the second slot from the left
(beside the power supply module), as shown in Figure 3-9.
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Figure 3-9 Location of CPU/RBC in a Series 505 Base
Electronic equipment can be damaged by electrostatic discharge.
Ensure that personnel make contact with a grounded conductive
pad and/or wear a grounded wrist strap when handling the
controller cards or modules.
CPU/RBC Location
in a Base
CAUTION
!