
2
0
2
0
-0
5
10
Product Description
LED fault indicator
Function Indicator LED
LED
1
2
Description
Mode COM STATE COM ERROR
POWER ON
NO CODE/
ERROR
Color Green
Yellow
Green
Red
State
Off
Off
x
x
No communication
Off
Flashing
x
x
Communication
active
Off
Lights up once
x
x
Warning limit
reached
Off
Lights up twice
x
x
"Control Event" error
Off
Lights up three times x
x
Synchronization error
Off
Lights up four times
x
x
"Event Timer" error
Off
Lights up
x
x
Bus off
LED
1
2
Description
Mode COM STATE COM ERROR POWER ON
NO CODE/
ERROR
Color Green
Yellow
Green
Red
State
Off
Flashing
x
x
General configuration error
Off
Off
x
x
No communication
Off
Lights up
Off
Lights up
Bootloader starts
Off
Flashing
Off
Flashing
Bootloader communication
active
Lights up
Off
Off
Off
Bootloader ready for
communication
Off
Off
Lights up
Off
Bootloader flash memory
ready
Off
Off
Off
Lights up
Bootloader flash memory
error
Table 2.1
f
flash
= 2.5 Hz (one request line for flashing with three on statuses)
x: LED status has no meaning
LED
1
2
Description
Mode COM STATE COM ERROR POWER ON
NO CODE/
ERROR
Color Green
Yellow
Green
Red
State
x
x
Lights up
Off
Codes detected
x
x
Off
Flashing
Codes not detected
x
x
x
Lights up
System error
x
x
Lights up for 1 s Off
Code card read
x
x
Off
Lights up for 1 s Code card not read
Table 2.2
Sensor switched on: At least one of the LEDs is lit or flashing
x: LED status has no meaning