Siemens SIRIUS 3RK3 Equipment Manual page 71

Step Activity
6
• Drag the "F output" element from the "Out‐
put functions" > "Switching output" folder to
the work space.
• Open the "Properties - F output" dialog box
by double-clicking the block.
• Select the following in the directory "Param‐
eter" > "Type of output: Redundant F output".
• Select the following in the "Parameter" >
"Feedback circuit" directory:
– The "Monitoring" parameter, and define
this as "To OFF and ON status".
• Select the following in the "Parameter" >
"Output circuit" directory:
– The "Q1" parameter, and connect this to
"SLOT4-F-Q1".
– The "Q2" parameter, and connect this to
"SLOT4-F-Q2".
• Close the window by clicking "OK".
7
• Drag the "Input cell" element from the "Cell
functions" folder into the work space. This
cell function is required for monitoring the
feedback circuit.
• Open the "Properties - Input cell" dialog box
by double-clicking the block.
• Select the following in the "Parameter" direc‐
tory:
– The "Connection - input" parameter, and
apply this to "SLOT4_F-IN3".
• Close the window by clicking "OK".
8
• Drag the "AND" element from the "Logic op‐
erations" folder into the work space.
• Open the "Properties - AND" dialog box by
double-clicking the block.
• Select the following in the "Parameter" direc‐
tory:
– The "Number of logic inputs" parameter,
and define this as "3".
• Close the window by clicking "OK".
SIRIUS 3RK3 Modular Safety System
Equipment Manual, 07/2020, NEB926253002000/RS-AC/006
Getting started with MSS 3RK3 Basic
Result
4.7 Creating the safety program
71