R5 SUPREME - Navigation System MkIIINSTALLATION7000 118-383, B1 Page 195.6 Mount the R5 SUPREME Control and Display Unit (CDU)CDU LocationThe R5 SUPREME CDU should be mounted close to the position from which the ship isnormally operated, preferably on the bridge console close to the conning position.When mounting the R5 SUPREME CDU, please consider the following: The temperature and humidity should be moderate and stable, +15ºC to +35ºC(Operating temperature: -15ºC to +55ºC.) Select a location away from excessive heat sources Avoid areas where there is a high flow of humid salt air Avoid places with high levels of vibrations and shocks Avoid mounting the R5 SUPREME CDU in direct sunlight. Prolonged exposureto direct sunlight may have adverse effects to the system. Ensure that there is enough airflow to avoid high ambient temperatures The units can affect magnetic compasses.o The minimum compass safe distance from the R5 SUPREME CDU is0.75 meters to a standard magnetic compass and 0.50 meters to asteering magnetic compass.R5 SUPREME CDU Mounting OptionsThe R5 SUPREME transponder and CDU are equipped with power and interface connectorsdesigned to prevent water ingress.However, the SD, USB and Pilot connectors under the CDU front hatch are protected by thehatch only; the connectors are NOT water proof.It is therefore recommended to keep the CDU hatch closed when possible. The hatch has alocking mechanism designed to prevent unintentional opening. Depending on installationtype it may be desired to keep this hatch locked.It is recommended to install the system in an environment that is as protected from directsunlight and water spray as possible. The R5 SUPREME CDU can be mounted in threedifferent ways. Gimbal mount Panel mount Mounting frame panel mount – The CDU can be mounted in a frame thatwill cover a mounting hole from a previous R4 MKD flush mountinstallation.5.6.2.1 CDU Gimbal MountThe gimbal mount allows for a quick installation, and is suitable for panel as well as ceilingmounting. It will give the benefit of a tilt-able display and the possibility to mount and dismountCDU easily.The gimbal mount is fastened with four screws in the mounting surface. The CDU is attachedto the gimbal mount with two wing knobs.