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Technical information
and start-up
BSC624-12V-B
7.1.2
Pin 2 AUX
Internal wiring
If no voltage is present at the HV power connector, the device is supplied via this pin by the 12 V wiring
system. It is then possible to communicate with the device by means of Pin 3
EN
=
high
, via CAN or RS232.
The following functions are ensured in the case of exclusive supply from the wiring system (control connector):
CAN communication (sending and receiving)
Communication via RS232 (monitoring)
Microprocessor programming (firmware)
Voltage, current and temperature measurement
Voltage
Pin 2 AUX (V)
Pin 3 EN
(terminal 15)
RUN command
(sent via CAN)
HV voltage (V)
Typ. Current draw at
Pin 2 AUX (mA)
12.0
0
0
0
0.0559
14.0
0
0
0
0.0578
12.0
1
0
0
250.8000
14.0
1
0
0
220.2000
12.0
1
0
330
10.7200
14.0
1
0
330
14.1800
1.
7
6u
F
Pin 2
AUX
100uH
1.5A
5V
36V
5V
Supply
12.5V
14.
1
uF
12.5V-
Supply
HV
11.3V
Supply
10.7V
Supply