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Commissioning and Diagnostics
Table 5-7
Status and error displays by means of LEDs on the basic module, continued
SF
(system fault):
BF
(bus fault):
ON
(supply voltage):
24 VDC (load supply voltage):
LEDs
SF
BF
ON
S
Off
Flash. On
S
S
Flash. On
On
*
Not applicable
SF LED
On the BM 141 and BM 142 basic modules, version 06 or later, the red system
fault LED (SF) comes on as soon as a diagnostic event is registered. The SF LED
goes not go out unless all diagnostic events have been acknowledged.
24 VDC LED
The 24 VDC LED is on when the ET 200X is connected to a load power supply.
5-14
red
red
green
green
Meaning
The DP slave has detected the
baud rate but is not being
addressed by the DP master.
The DP slave has not been
configured.
A basic module hardware fault has
occurred.
Action
S
Check the PROFIBUS address set
in the DP slave or in the
configuration software.
S
Check the configuration of the DP
slave (station type).
S
Replace the basic module.
ET 200X Distributed I/O Device
EWA 4NEB 780601602-06
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