Displays On The Connection Box Pn - Siemens SIMATIC HMI Mobile Panel 277 RO Operating Instructions Manual

5.4

Displays on the connection box PN

Introduction
On the front of the connection box PN Plus there are six LEDs which indicate the
communication status.
①
②
There is an "LNK" and "ACT" LED available for the following connections:
● PROFINET connection Port1
● PROFINET connection Port2
● Mobile Panel 277 RO
Meaning of the LED displays
● LED "LNK"
The LED is permanently lit if the associated port of the connection box PN Plus is
connected to a cable and the connection is error-free.
● LED "ACT"
The LED flashes when data is being transferred via the associated port of the connection
box PN Plus.
Mobile Panel 277 RO
Operating Instructions, 10/2015, A5E36824256-AA
LED display
LED
Operator controls and displays
5.4 Displays on the connection box PN
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