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6
Charge modes
6.1
CAN bus mode
In CAN bus mode the WSU's output is controlled by the vehicle or battery management system (BMS)
which must be aware of when a charge should happen, what the target voltage of the battery is, what
maximum current should be applied, and if any charge parameters should be altered during the course
of the charge. The charger system CAN bus protocol is proprietary and can be made available as a
6.1.1
●
ISO 11898-1 & ISO 11898-2 (CAN 2.0 A)
●
ID Bits: 11
●
6.1.2
► Caution: When using CAN bus mode it is the responsibility of
the user to charge the battery correctly according to the battery
manufacturer's recommendations.
CAN low
WPB
AC input
2
1
CAN high
WPP WSP
WSB
Sleep (optional)
DC output
CAN_H
CAN bus
CAN_L
controller
PLC
25
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