Electronic Control Unit for Trim Tabs Control System AHD-TCS A

Patented system

Roll stabilization system

Product Features

  • Patent-registered trim tabs control system
  • Module with basic plate for surface mounting installation in consoles, control panels or control cabinets
  • Degree of protection IP 20
  • Power supply 24VDC for the entire system incl. hydraulic aggregates, typ. 32A
  • Analog inputs for flow meters of hydraulic aggregates and e.g. for an inclination sensor
  • Analog outputs 0 – 10VDC for connection of AHD-TCS round gauges for indication of angular position of trim tabs
  • Interface for GPS-receiver for calculation of ship speed (data also available via CAN-bus)
  • CAN-bus interface for connection with external display units with graphically supported operation
  • RS232 interface for configuration of device etc.
  • Connection terminals for connection of operating panel AHD-TCS OP A
  • Outputs for control of hydraulic pumps for port and starboard trim tab
  • Output for common failure
  • Calibration of trim tabs by measurement of end position/end position distance via counting of pulses of flow meters
  • Recording of ship-specific trim curves for speed and attitude depending on trim tab position for optimized automatic operation



The electronic control unit AHD-TCS A is the central unit for acquisition of all measuring data and control inputs and thereof for resulting control of trim tabs hydraulic aggregates for port and starboard trim tab.

Drawings and photos AHD-TCS A

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