Startup and validation
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Check the settings for management/diagnostic variables
and adapt the settings, if necessary.
– Section “Safety-related mode of operation of the
RFC 4072S” on page 25
– Section “Management/diagnostic variables for F-
Devices” on page 121
– Section “Management/diagnostic variables for each
configured F-Device” on page 183
– Section “Global management/diagnostic variables for
F-Devices” on page 187
Specify a new project password. Section: “Defining a project password” on page 96
Create the variables for the devices for process data
exchange.
Link the created variables to the process data according to
your application.
Carry out the necessary device parameterization in the
PLCnext Engineer software.
Section “Programming in accordance with IEC 61131-3 –
Safety-related example program” on page 119
Check the bus configuration and variable assignment
(exchange variables).
Specify a new controller password. Section: “Defining a controller password for the safety-
related controller” on page 134
Carry out the validation using the checklist ““Initial startup”
and “restart/device replacement” validation” on page 253.
Section “Appendix: checklists” on page 243
Table 4-1 Steps for initial startup of the RFC 4072S
Step Relevant section and literature
WARNING: Safety-related steps
The following steps include safety-related operations in the PLCnext Engineer software and the safety valida-
tion of the PROFIsafe system.
For the following steps, please also observe the checklists in Section C, “Appendix: checklists”.
In addition, refer to the online help for the PLCnext Engineer software.
WARNING: Carry out verification in accordance with safety standards
Carry out verification for all the steps involved in creating the safety program for your application in accordance
with the applicable safety standards for your application.
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