V04.00 | 2021/05
171
9
Operating
9.1
LED displays
The device has the following LED indicators:
n
Power supply
n
Group and bus errors
n
Status
n
Diagnostics
9.1.1
Module LEDs TBEN-S
LED PWR
Meaning
Off
No voltage connected or under voltage at V1
Green
Voltage on V1 or respectively V1 and V2 OK
Red
No voltage connected or under voltage at V2 (only valid for devices
with V2 power supply)
LED BUS
Meaning
Off
No voltage connected
Green
Active connection to a master
Flashing green 3 × in
2 s
ARGEE/FLC active
Green flashing (1 Hz)
Device is ready for operation
Red
IP address conflict, Restore mode active, F_Reset active or Modbus
connection timeout
Red flashing
Wink command active
Red/green (1 Hz)
Autonegotiation and/or waiting for DHCP-/BootP-address assignment
LED ERR
Meaning
Off
No voltage connected
Green
No diagnostics
Red
Diagnostic message pending
LEDs ETH1 and ETH2
Meaning
Off
No Ethernet connection
Green
Ethernet connection established, 100 Mbps
Green flashing
Ethernet traffic, 100 Mbps
Yellow
Ethernet connection established, 10 Mbps
Yellow flashing
Ethernet traffic, 10 Mbps
LED C7 or C4
(2nd LED)
Meaning
White flashing
Wink command active: helps to localize the module