Chapter 2 Names and Functions
4
Table 1-3 lists optional units for the S-VDR.
Table 1-3 Option units
No. Component Name Type Name Function
1 Microphone unit NVT-181 - Excluding the 4 units of standard
configuration, the microphone can
install 8 units of option units
2 Waterproof microphone
unit
NVT-182
3 Digital Signal Converter
(DSC)
NCT-82 (32CH)
or
NCT-83 (64CH)
- Converts the dry contact signal into
IEC61162-1 data and outputs them
- If the optional CEF-60 add, this unit
can convert analog signals
4 Data Acquisition Unit
(DAU)
NCT-84 - Converts the input sensor data
- Transmits the converted data via
ethernet
- Receives heading angle
(synchronous/step) signals
5 Frame Grabber Unit
(FGU)
NWP-69 - Captures the radar/ECDIS display
image via RGB signal and converts
to PNG image format
- Transmits the converted image
data to the RCU via ethernet
Accessories
6 Spare parts for DSC H-7ZXNA4017 - Fuse for NCT-82/83
7 Spare parts for FGU H-7ZXNA4016 - Cooling fan and fuse for NWP-69
8 Spare parts for DAU H-7ZXNA4018 - Fuse for NCT-84
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