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Chapter 8 Specifications
8.1 NDH-338 Fixed Protective Capsule Unit
Performance
a)
Interface
1)
Standard
2)
Protocol
b)
Recording duration and capacity
1)
Duration
2)
Capacity
c)
Data recording interval
1)
Sensor data
2)
Audio data
3)
Image data
d)
Acoustic underwater beacon
1)
Operating frequency
2)
Operating time
3)
Detectable range
4)
Battery life expectancy
5)
Battery specifications
e)
Compass safety distance
1)
Standard
2)
Steering
IEEE802.3 (10Base-T/100Base-TX)
TCP/IP
48 hours
32GB
Depends on the input from the sensors (usually 1
second)
Continuous (1 audio file per minute)
1 image file of each equipment per 15 seconds
(X-Band Radar, S-Band Radar, Main-ECDIS and
Sub-ECDIS)
37.5kHz ±1kHz
Min. 90 days after being immersed in the water
1,800m to 3,600m
Depends on surrounding environment (e.g. sea
state, nearby boats, marine animals or other factors)
3 years after manufacturing
Please note that lifetime may be shorter depending
on environmental condition
Lithium battery (Li-SOCl
DC +3.6V 8.5Ah
0.45m
0.45m
Chapter 8 Specifications
)
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