Siemens SIMATIC HMI Series Operating Instructions Manual page 210

Fail-safe operation
9.1 Connecting the connecting cable
Connection to a connection box with the assigned operating mode "Stop button evaluated by
safety relay"
● Plug the connecting cable into a connection box.
The project starts as configured in the Control Panel. The project start screen appears
after startup.
The stop button is active and does not light up.
Connection to a connection box with the assigned operating mode "E-stop button evaluated
by safety relay"
● Plug the connecting cable into a connection box.
The project starts as configured in the Control Panel. The project start screen appears
after startup.
The emergency stop button is active and lights up.
Connection to a connection box with the assigned operating mode "E-stop button evaluated
by PROFIsafe"
● Plug the connecting cable into a connection box.
The project starts as configured in the Control Panel.
PROFIsafe communication is established.
The Mobile Panel is logged on automatically in the safety program.
The project start screen appears after startup.
The emergency stop button is active and lights up.
Response to errors
1. If an error occurs after you attach the connecting cable, a corresponding error message is
displayed.
2. Check the connecting cable and the plug-in connection on the connection box. Read the
message text and follow the instructions in the error message
You can find additional information on error scenarios in the following sections:
● Safety-related dialogs (Page 212)
● Troubleshooting (Page 267)
See also
Connecting the KTP Mobile connecting cable to the connection box (Page 73)
Entering and deleting a password (Page 105)
210
Mobile Panels 2nd Generation
Operating Instructions, 09/2018, A5E33876626-AC