31 (38)
9
Operation
Fig. 14
LEDs
9.1
Power LED
LED
Description
Off
Device not supplied with power
On
Device is supplied with power
9.2
HMS Hub LED A
LED
Description
Off
No connection to HMS Hub
Slowly blinking (0.5 Hz)
Connecting to HMS Hub in progress
On
Connection to HMS Hub is established
9.3
PLC LED B
The PLC LED indicates the status of the PLC.
LED
Description
Off
No program loaded, PLC not running
Slowly blinking (0.5 Hz)
Program loaded, PLC not running
On
Configuration application loaded, configuration application running
Fast blinking (4 Hz)
Task cycle of the PLC violated
SG-basic User Manual
4.01.0401.20001 1.1 en-US