Caravan Control Unit, Component Description - GF54.21-D-5009TSA
Model 447
with code JA3 (Intelligent body control.)
Model 907, 910
with code JA3 (Intelligent body control.)
Location
The control unit for MB Advanced Control (N175) is installed in the seat box ex factory. At the workshop, it must be moved to a new position in compliance with the protection classes IP30 or IP31. It can be installed horizontally or vertically.
In order to ensure protection class IP31 in the case of horizontal installation, the control unit for MB Advanced Control must be installed with the closed housing side facing upward.
In order to ensure protection class IP30 in the case of vertical installation, the control unit for MB Advanced Control must be installed such that the arrow (1) on the housing faces upward.
Task
The MBAC (Mercedes-Benz Advanced Control) is an interface module that connects the camper van to the inside and outside. Using app applications for a smartphone or tablet, an additional display or a head unit, it is possible to integrate conventional camper van systems such as cameras, heating, refrigerator, gas, fresh water, wastewater, etc.
Structure
Bodybuilder manufacturer (ABH)
The housing of the control unit for MB Advanced Control is used to protect the printed circuit board and is a two-piece component (upper and lower part). For cooling of the MBAC, the housing upper part has louvers or a cutout for a heat sink that is seated on the printed circuit board (passive cooling).
The MBAC housing upper part has an opening for operation of the DIP switch for the CAN termination (switch is seated on the printed circuit board).
The following connections are attached to the MBAC:
- At least 4 Ethernet interfaces
- Several digital and analog I/O interfaces
- MBAC CAN bus interface
- ABH CAN bus interface
- LIN interface
- USB interface
- Bluetooth® interface
- 2 interfaces for the high speed video link (HSVL)
Function
MBAC can be used to actuate a variety of different devices and functions for camper operation.