ACR Electronics Nauticast Y1-03-0212 Instalační manuál stáhnout pdf (Strana 35)

Installation Manual 31 Y1-03-0212 Rev. E

Attenuation values

Type

Name

Part number

Total gain

GPS-Antenna

GPS-Antenna Marina 2

2625

+35dBi

GPS-Antenna

Procom GPS4

2622

+35dBi

Comb. GPS/VHF-Antenna

Comrod AC-17

2624

+20dBi (GPS amp gain)

Cable

RG214

2630

-15.75 dB

Adapter

GPS-VHF Adapter cable with

1m RG58 / TNC connector

2612

-1dB

Connector

TNC plug RG214 crimp

2633

-0.1dB

Example

Procom GPS4

+ 35.00dBi

11m RG214 0,35 dB/m

- 3.85dB

maybe 2 TNC plugs

- 0.20dB

Nauticast with Adapter P/N 2610

-1.00dB

Total

29.95dB

Necessary minimum attenuation

(=> 12dB Attenuator needed!)

≥11.95dB

GPS Input

≤18.00dB

Attention

If installations are not in compliance to this requirement we cannot guarantee operation nor

accept a warranty issue.

Antenna Layout

The position of the VHF and GNSS – antennas must be added to the existing antenna layout

of the vessel.

3.14 Power Supply

The NAUTICAST must be supplied from the emergency power source. A new battery

capacity calculation must be undertaken. See sample in 9.1 (Samples for battery calculation)

Following documents are needed for the installation approval of the classification

Antenna Layout (arrangement)

Battery Calculation

Connection / Block – Diagram with locations

Type Approval Certificate

1 2 ... 30 31 32 33 34 35 36 37 38 39 40 ... 93 94

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