In these several years, the electronics technique has become the leader current at expanded area among control and monitoring system of marine plant, and this will be expected to develop rather quickly toward more higher level and ingenious technique.
On the other hand, it is the real circumstances that the present situation of outfitting, adjustment at shipyard and of handling, management at sea, especially those in engine room do not always give proper circumstances required to the electronic components and equipment.
In order to maintain the adaptability and the reliability of them having in the production stage at manufacturer's factory, this paper is of which announce the general advice or suggestion - from manufacturers to users - on the point of such environmental factors as temperature, humidity, vibration and fluctuation of electric source.
