Fail-safe operation
9.3 Safety-related dialogs
Mobile Panels 2nd Generation
212 Operating Instructions, 09/2018, A5E33876626-AC
Switching to another connection box
KTP400F Mobile
The following applies to the KTP400F Mobile: To change to a different connection box,
proceed as described in the previous section "Procedure" and then connect the HMI device
with a different connection box.
KTP700 Mobile, KTP700F Mobile, KTP900 Mobile, KTP900F Mobile
For all Mobile Panels 2nd Generation with the exception of the KTP400F Mobile: If you have
unplugged the connecting cable of the Mobile Panel from the connection box, the project will
remain active on the Mobile Panel for the duration of the bypass period.
Note
Recovery time 1 second
After the connecting cable is unplugged from the connection box, the HMI device changes to
standby mode in
a defined manner. The time needed for this process is approximately 1
second. Do not reconnect the HMI device to the connection box immediately after
disconnecting it. Wait at least 1 second.
Bypass period 5 minutes
You can reconnect the HMI device to a c
onnection box within 5 minutes and continue
The HMI device switches off when the bypass period has elapsed.
Safety-related dialogs
9.3.1
"End PROFIsafe communication" dialog
The "Terminate PROFIsafe connection" dialog opens in the following situations:
● You have pressed an operator control to close the PROFIsafe connection.
● You have pressed an operator control to close the currently active project.
● To end PROFIsafe communication, press "Yes".
Wait until the emergency stop button is no longer lit up in red. Only then has fail-safe
communication ended.
● If you do not want to stop PROFIsafe communication, press "No".
The dialog closes. Fail-safe communication remains active.
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