Siemens SIMATIC HMI series User Manual

Handling the Mobile Panel
4.4 Pressing the emergency stop / stop button
Mobile Panels 2nd Generation
84 Operating Instructions, 09/2018, A5E33876626-AC
Procedure
Note
Only press the emergency stop / stop button to avoid imminent danger. If you want to
activate the emergency stop / stop button for test purposes, consult those responsible for the
plant in advance.
1. Press the emergency stop / stop button. The system responds with an emergency stop or
a stop.
2. Release:
WARNING
Release requirements
If you have operated the emergency stop / stop button and thereby shut down the fail-
safe automation system, a situation entailing danger may still remain.
You are only allowed to release the emergency stop / stop button under the following
conditions:
• The cause of the emergency stop / stop has been eliminated.
• A safe hot restart of the fail-safe automation system is possible.
Turn the emergency stop / stop button to release it. The button jumps back to its initial
position.
See also
Assigning a safety-related operating mode (Page 142)
SIRIUS safety relays (Page 23)
Terms for fail-safe operation (Page 24)
Important information on emergency stop / stop button (Page 39)

Siemens SIMATIC HMI series Specifications

General

Series	SIMATIC HMI
Category	Control Panel
Display Type	TFT LCD
Touch Screen	Yes (resistive or capacitive, depending on model)
Processor	Varies by model (e.g., ARM-based processors)
Storage	Varies by model (e.g., Flash memory, microSD card slot)
Communication Interfaces	Ethernet, USB
Protection Class	IP65 (front panel), depending on model
Operating Temperature	0 to 50°C, -20 to 60°C
Power Supply	24 V DC
Memory	128 MB, 256 MB