The Ethercat Interface Of The Vsm - thyracont VSM77E Betriebsanleitung

5.2 The EtherCAT Interface of the VSM

EtherCAT® is a registered trademark and patented technology, licensed by Beck-
hoff Automation GmbH, Germany.
A separate manual is delivered with the gauge describing the use of the EtherCAT
interface.
Hence, the description on the following pages refers to parameters
accessible via RS485.
Further information about EtherCAT specifications can be found
under www.ethercat.org.
Meaning of the status LEDs
LED
L/A IN green
L/A
green
OUT
RUN green
ERROR red
Display State
off -
on linked
flashing active
off -
on linked
flashing active
off init
pre-
flashing
operational
single safe-
flash operational
on operational
flickering bootstrap
off -
Err-
operational
flashing
no commu-
nication
Explanation
No connection on the incoming
EtherCAT line
Physical connection to the pre-
vious EtherCAT slave available
Communication with the pre-
vious EtherCAT partner
No connection on the outgoing
EtherCAT line
Physical connection to the next
EtherCAT slave available
Communication with the next
EtherCAT partner
Transmitter is in
initializing state
Transmitter is in state
pre-operational
Transmitter is in state
safe-operational
Transmitter is in state
operational
Firmware is being uploaded
No error
Configuration error /
Data error
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