![background image](http://html1.mh-extra.com/html/adicos/m-busmaster-xf/m-busmaster-xf_operating-manual_2851351014.webp)
DESCRIPTION OF PRODuCT
9
ADICOS M-BUSMASTER XF
420-2410-003 EN20
3.4 Internal LED Indicators
There are five LEDs indicating the operating mode on the main board.
1
2
3 4 5
Fig. 3
Designation
Color
Function
1
Query
Yellow
Data is being received from the RS-232 interface or
the higher-ranking M-Bus (terminal X5) and forward
-
ed to the M-Bus.
2
Reply
Red
Data is being received from the M-Bus and forwarded
to the RS-232 interface or the higher-ranking M-Bus.
3
Fuse
Yellow
Output fuse has triggered.
4
Overload
Red
Overload: The current consumption is greater than
1.5 A. To remedy this issue, remove consumers from
the bus or use an M-Bus repeater.
5
Normal
Green
Device is ready.