Siemens SIMATIC PCS 7 Operating Manual page 139

Parameter T
"Properties" dialog of the CiR object created.
Note
For more information on CiR, refer to the "SIMATIC STEP7 V5.5 Modifying the System
during Operation via CiR" (https://support.industry.siemens.com/cs/ww/en/view/45531308)
manual.
Compendium Part B - Process Safety (V8.2)
Operating Manual, 07/2016, A5E35031794-AB
can be found in the singular system with the CiR function activated, in the
CiR
Configuring the safety program
7.11 Monitoring times and system response times
139