Display Elements - Siemens 3VF Series Communications Manual

Communication System Manual

4.5.3.2 Display elements

You can obtain information about the status of the device and the interfaces by checking the LEDs.
• Check the LED labeled "Device" for information about the device status.
• Check the LED labeled "Interface" for information about the status of the communication interfaces.
If the "Device" LED is ...
Device
green
off
red
If the "Interface" LED is ...
Interface
green
yellow
off
red
102
, then ...
the interface module is ready for operation.
no supply voltage is present.
the interface module is defective and the status
indicated by the "Interface" LED is not valid.
, then ...
interfaces 1 and 2 are ready for operation.
interface 1 is not clear (= PROFIBUS-DP).
interface 2 is not clear (= 3WN1/3WS1).
interfaces 1 and 2 are both not clear.
© Copyright Siemens AG 1998. All rights reserved.
3WN1, 3WS1 Circuit-Breakers
Version 1.0 (08/98)