Atlas Copco Power Focus 4000 - Page 241

Fieldbus
9836 3123 01 241 (428)
Functionality of the indication LED’s
The module is equipped with four bicolour LED’s used for debugging purposes. The function of the
LED’s is described in the table and figure below.
LED
Indication
State
Description
1
Run
Off
Network non-participating or time out status
Green
Normal operation
2
Error
Off
Normal operation
Red
CRC error, wrong station number or wrong baud rate
3
RD
Off
No data reception
Green
Data being received
4
SD
Off
No data transmission
Green
Data being transmitted
Station Number
Station Number is set with the two rotary switches on the FieldBus module; this enables address settings
from 1-64 in decimal form (see switches on the top drawing):
Switch 1 (SW1) digit x10
Switch 2 (SW2) digit x1