Safety-Oriented Operator Controls; Emergency Stop Button - Siemens Second Wind Function Manual

Overview and definition of terms

1.6 Safety-oriented operator controls

1.6 Safety-oriented operator controls
Introduction
The Mobile Panel 277F IWLAN has the following elements for safe operation of a process
cell:
● Emergency stop button
● Enabling button
1.6.1

Emergency stop button

Introduction
The emergency stop button is designed with 2-channels and enables an emergency stop of
the configured system.
The emergency stop button satisfies the requirements specified in DIN IEC 60947-5-5;1997
Annex K.
For additional safety instructions please refer to the chapter, Safety instructions, standards
and notes.
When using the emergency stop button the following F-FBs must be linked in the safety
program of the F-CPU:
● F_FB_MP
● F_FB_RNG_n
20
① Fall protection
② Emergency stop button
Fail-safe operation of the Mobile Panel 277F IWLAN
Function Manual, 08/2008, 6AV6691-1FQ01-2AB0