NPK Morsvyazavtomatica
NPK Morsvyazavtomatica - Marine Electronics
Unicont, Saint-Petersburg


NMEA 0183 signal multiplicator

  • Description
  • Technical specification
  • Downloads
  • Support
ADU-202 is designed for amplification and multiplication of the signals of NMEA 0183, version 1 - 3, or other signals in case of serial data communication through RS-232 and RS-422/485 interfaces. Besides, ADU-202 Unit is equipped with an integrated summarizer that combines NMEA 0183 sentences received through the input channels and transmits the results to one or two output groups.
  • Overall and mounting dimensions
  • Functional scheme
  • Wiring diagram
General characteristics
Overall dimensions 244x144x55 mm
IP rating IP 22
Storage temperature -55…+75 °С
Operating temperature -25…+55 °С
Weight max 2 kg
Electrical characteristics
Power supply voltage 24 VDC
Power consumption max 5 W
Galvanic isolation from power mains +
Reverse polarity protection +
Overvoltage protection +
Characteristics of input ports
Number of input ports 2 (A, B)
Supported interfaces RS-232, RS-422
Max receive rate 230400 bit/s
Galvanic isolation +
Characteristics of output ports
Number of output groups: 2 (A, B)
Number of outputs in each group 4
Number of interfaces in each output 2 (RS-232, RS-422)
Optoisolation +
Total number of outputs 16