3. Product Description
State Device state Description
Single flash Station Name error Station Name not set
Double flash IP address error IP address not set
Triple flash
Configuration
error
Expected identification differs from real
identification
Link/Activity PRN2 (yellow)
Table 22: LED Link/Activity PRN2 (yellow) at the PRN2 connector
State Device state Description
Off - No network traffic at PRN1 connector
Flashing - Network traffic at PRN1 connector
Network Status PRN2 (green)
Table 23: LED network Status PRN2 (green) at the PRN2 connector
State Device state Description
Off Offline
■
No power supply
■
No connection to the IO controller
On Online (RUN)
■
Connection to the IO controller
established
■
IO controller in operating state RUN
Single flash Online (STOP)
■
Connection to the IO controller
established
■
IO controller in operating state STOP
or
■
Bad IO data
■
IRT-synchronization not finished
Flashing -
Used by engineering tools to identify the
node in the network
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