Displays
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B6-PSU Power Supply Unit, Technical Description, T 811 039 en a
137,5
V
A
DC
AC
~
V
A 10mA
Ω
B6-PSU
+5V; 3,3V
NETOK
EIN
AUS
50mV/A
F5
F4
F1
F2
F3
VBAT GNDBAT N L PE
Fig. 4 Battery current measurement
4
Displays
4.1
Fault displays
The document “Module faults”, which will provide a complete description of all module faults, is in preparation.
4.2
LED displays
The B6-PSU Power Supply Unit has two LED displays on the front side which indicate the current state of the board.
Display for
Status
Meaning
NET OK
On
Mains voltage present
Off
No mains voltage present / overtemperature
+5 V (3.3 V)
On
All system voltages (27 V, 5 V, 3.3 V) are present
Off
At least one system voltage is lacking / power supply unit switched off
Notice
The
NET OK
display lights up as soon as there is mains voltage on the B6-PSU, regardless of whether the power
supply unit is switched on or off!
