L-737-3-E
12. ABOUT MARITIME CERTIFICATION
ALTImass transmitter is approved of the maritime certification under below conditions:
Regarding Cable Wiring
If using ALTImass as certified equipment for maritime applications, use metal conduit tube, marine cable
(with shield), etc. for the power and signal cables and connect shielded sections to the transmitter
housing.
Be sure to use the dedicated cable for the connection between the sensor and the transmitter, and
implement waterproofing treatment which satisfies IP.
Item
Contents
Classification Society DNV GL
Location Classes
Temperature
D
(
－
℃
to
＋
℃
)
Humidity
B
(Relative Humidity: less than 00%)
Vibration
A
( to 3.Hz with mm amplitude, 3. to 00Hz with 0.7g acceleration)
※
Install at the place where mechanical vibration from engine,
compressor, pump and so on is not introduced into transmitter
directly.
EMC
A
(All locations except bridge and open deck)
Enclosure
C
(IP)
Fig.12.1
Dedicated Cable
Power Cable
Signal Cable
Power
Source
Receiver
