Preface   
 
  KP8, KP8F, KP32F 
4  Operating Instructions, 11/2011, A5E03284305-02 
Registered trademarks      
The following designations marked with the protective note ® are registered trademarks of 
the Siemens AG: 
●  HMI
®
 
●  SIMATIC
®
 
●  WinCC
®
 
Notes on fail-safe operation 
The following sections of these operating instructions contain important information about the 
fail-safe operation of the KP8F and the KP32F: 
●  Safety instructions and approvals (Page 23) 
●  Requirements for fail-safe operation (Page 42) 
●  Connecting the HMI device (Page 48) 
●  KP8F – Setting the fail-safe properties (Page 77) 
●  Fail-safe operation of KP8F and KP32F (Page 95) 
●  KP8F – Encoder evaluation of the fail-safe channels (Page 117) 
●  KP32F – Sensor evaluation of the fail-safe channels (Page 122) 
Documentation for fail-safe systems 
●  System description "Safety technology in SIMATIC S7" 
–  Provides general information on the use, structure, and mode of operation of the fail-
safe automation systems S7 Distributed Safety and S7 F/FH Systems 
–  Contains detailed technical information which can be represented for the fail-safe 
technology both in S7-300 and S7-400. 
–  Contains information about the calculation of monitoring and reaction times of the fail-
safe systems "S7 Distributed Safety" and of "S7 F/FH Systems". 
●  "S7 Distributed Safety, Configuring and Programming" Manual and Online Help 
Describes the configuration of the F-CPU and of the fail-safe I/O and the programming of 
the F-CPU in F-FBD or F-LAD 
●  "Automation System S7-1200, CPU Data" Reference Manual 
Describes the standard functions of the CPU 1211C, CPU 1212C and CPU 1214C. 
●  "Automation System S7-400, CPU Data" Reference Manual 
Describes the standard functions of CPU 416F-3 PN/DP, CPU 414-3 PN/DP and 
CPU 416-3 PN/DP. 
●  "Automation System S7-300, CPU Data" Reference Manual 
Describes the standard functions of CPU 315F-2 PN/DP, CPU 317F-2 PN/DP, CPU 315-
2 PN/DP and CPU 317-2 PN/DP.