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02
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30
Product Description
3.3.3
LED Indication
1
Power supply
2
Error
3
Link/Activity
4
Diagnostic bus channel 1
5
Diagnostic bus channel 2
6
COM, not used
7
Alarm
LED Indication
Description
PWR lights up green
The power supply is connected properly
ERR lights up red
A hardware failure is detected
ERR flashes red
An ADM conflict is detected (same address on both diag
-
nostic bus channels)
LINK/ACT lights up yellow
A link is established
LINK/ACT flashes yellow
Ethernet activity
CH1/CH2 lights up yellow
FF mode
: ADMs are detected with an address between
1 ... 16
FDS/OPC mode
:
•
FDS is connected
•
DTM communication to at least 1 device in the last 3
seconds
•
At least 1 configured device is active
CH1/CH2 flashes yellow
FF mode
: ADMs are detected with an address range out
-
side 1 ... 16
FDS/OPC mode:
•
FDS is not connected
•
At least 1 device is active (while scanning the range of
all valid MODBUS addresses)
ALM flashes red
Common alarm output is active (open)
Diagnostic
Gateway
HD2-
GT -
2AD.
FF .IO
CH 2
CH 1
PWR
ERR
LINK/
ACT
ALM
COM
1
2
3
4
5
6
7