COBHAM SAILOR 100 GX User Manual

Removal and replacement of ADU modules
8-18 Chapter 8: Service & maintenance 99-145912-A
In switch-off position the DC Motor Driver modules (DDM), the BCM
and the BUC are turned off for safe conditions during service and
repair. The switch must be in on position for normal ADU operation.
The switch only controls movements and prevents any transmission.
In Off position the DDMs, BCM and BUC are turned off for safety
during service and repair of the ADU.
5. DC-Motor Driver Module for cross elevation (DDM).
The DDM shall - based on inputs from the PCM - control the torque
delivered by the brush-less DC-motors (BLDCM), used to control the
position of the parabolic reflector.
The DDM board is:
• Communication slave of the ADU Serial-Bus (S-Bus) connecting
the DC-motor Driver Modules (DDM), the BUC Control Module
(BCM), the Inertial Sensor Module (ISM) and the Pedestal Control
Module (PCM).
Figure 8-12: Service switch
Figure 8-13: DDM – Block diagram
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COBHAM SAILOR 100 GX Specifications

General

Brand	COBHAM
Model	SAILOR 100 GX
Category	Marine Equipment
Language	English