Veinland Selector Device for NMEA

The VEINLAND product range includes a variety of different NMEA expanders and multiplexers to ensure the exchange of navigation data between navigation devices according to IEC 61162. All modules are galvanic isolated and partly secured by a redundant voltage supply. According to NMEA 0183, a differential serial data transmission is available as RS 422.
NMEA expanders distribute received signals e.g. from echo sounder or GPS to up to 12 different receiver. Individual modules can automatically switch to the redundant secondary input if the primary input fails.

NMEA multiplexers collect various data from up to 8 transmitters, bundle and send them to different receivers, e.g. Radar or ECDIS. In addition to the standards, our multiplexers can filter, modify and recalculate the signals as well. Headers and checksums can be changed via the configuration software directly on site during the installation. Special solutions like the calculation of the true wind or invert wind directions by 180 ° are possible.

Our new development includes a fully configurable high-performance 8-channel NMEA matrix with a network interface according to the IEC61162-450 standard.

A big selection of our NMEA products are certified according to the IEC 60945 standard. Special solutions can be developed on request.
 
 

Overview

The VL-SDN is used for the distribution of redundant NMEA. With its 2 galvanically isolated NMEA inputs, the module automatically choose between the two inputs, and then forward it to 12xRS422 and 2xRS232 outputs. If the main input does not receives any signals, the module is then automatically switches to the second input. An option of manual switching between 2 inputs is also possible. Through 2 voltage inputs, the power supply 9-32VDC is designed as a fail-safe (MSB-ESB).

Specification

Power supply
9-32VDC / nom. 24V; 10W
Dimensions
165mm x 104mm x 60mm
Weight
280g
Operating temperature
-15°C up to +55°C
Interfaces
Power, 2NMEA-In, 12NMEA-Out: 2x 16 poles Double-level terminal block
Data rates
NMEA-In according to IEC61162-1
NMEA-Out according to IEC61162-1/RS422
Connections
Double-level connector terminals up to 2,5mm²
Applications
Distribution and decoupling of redundant NMEA (e.g. GPS) to several different receivers (e.g. Radar, ECDIS, Data Logger, GMDSS)
Approval
IEC60945
Article No.
M0106

Documents

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