Chapter 9 External Interface
PAGE 9-31
● List of LED Indications
The module LEDs indicate the states of the nodes of the HFC3000 PROFINET IO System and the network
state.
I9-6-3 I/O Signal Specifications
Offline or power is not supplied.
Communication
unestablished
Although online, connection is unestablished.
A critical error has occurred. / Redundant IP
address.
A connection timeout has occurred once or more.
Communication
unestablished
Due to incomplete configuration or connection
failure, the device must be re-recognized.
A critical error has occurred.
A recoverable error has occurred.
ETHERNET link is unestablished and
communication is not performed.
ETHERNET link is established but communication
is not performed.
ETHERNET link is established and communication
is in progress.