Parker Hannifin S.p.A S.B.C. Division
SLVDN User’s Manual
Page 29 of 181
ETHERCAT
Off
No error
The EtherCAT communication of the
device is in working condition.
Flickering Booting
error Booting
error was detected. INIT state
reached, but parameter “Change” in
the AL status register is set to 0x01:
change/error.
Blinking Invalid
configuration
General Configuration Error.
Single Flash Unsolicited
state change
Slave device application has changed
the EtherCAT state autonomously:
parameter “Change” in the AL status
register is set to 0x01: change/error.
Double flash Application
watchdog
timeout
An application watchdog timeout has
occurred.
D1
Error
Status
On
PDI watchdog
timeout
A PDI watchdog timeout has occurred
Off
Init
The device is in state INIT
Blinking
Pre
operational The device is in state PRE-
OPERATIONAL
Single Flash Safe
operational
The device is in state SAFE-
OPERATIONAL
On
Operational
The device is in state
OPERATIONAL
LED
D2
Run
Status
Flickering Initialization
or
bootstrap
The device is booting and has not yet
entered the INIT state, or the device is
in state BOOTSTRAP. Firmware
download operation in progress
S1
Address selector “alias”. Digit less significant
Selectors
S2
Address selector “alias”. Digit more significant
IN
Input connection (*)
Connections
OUT OUTput connection (*)
(*) use a direct cable shielded in 5 category [Standard CAT5 cable shielded, without
“crossover”], in according to the standard EtherCAT:
EtherCAT Technology Group
OUT - X21
IN – X20
S2 D1
S1
D2