Operating manual 810378-BAL-EN-170330
Mach/30 2017
Page 23 of 54
LED indicators
6.
Please note, these LEDs are not safety components!
On the front side, 3 LEDs show continuous information about the current supply, net-
work and the HV status. Each LED has two colors (red/green). 4 conditions can be
displayed: off, green, red and yellow (red + green):
Status LED of the power supply
Dark: None of the 24V are on
Green: Only 24 V CPU is on
Yellow: 24V CPU and DRIVE are on
Red: Only 24 V DRIVE is on
During operation, "yellow" must be displayed.
When accessing high voltage carrying
parts, "green" or dark must be shown, at a minimum the 24V connection drive
must be OFF.
"Red" should in normal operations, never be lit.
CAN
oder
CAN Bus
PROFINET, Ethernet/IP, Ether-
CAT
Off: No bus signal available
Off: No bus connected
Flashes: Pre-operational
Single flash: Stopped
Green: Operational
Green: Bus connected
Green/yellow: Communica-
tion error
Green/yellow: Trial to create
transfer
Red: Bus off
Yellow: Übertragung herge-
stellt
High voltage status
Green: HV off and discharged
Yellow: HV switched off due to errors *
Red: HV active on
Dark: HV switched off and not yet discharged.
*Examples of errors are:
I
max
switch off
U
min
switch off
Electrical arcing
detected
For other shutdowns see descriptions of the status words.
After the corresponding status bit per field bus has been
reset, the LED will either be dark or green depending on
the residual energy.
