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


Steering repeater

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DR-309 Steering Repeater is designed to display the NMEA-sentence ship-heading data received from the gyro compass and various digital sources. DR-309 applies a card indicator and LED indicator. It also rebroadcast the received NMEA-information through RS-232/RS-422 communication channel.
  • Overall and mounting dimensions
  • Functional scheme
  • Wiring diagram
General characteristics
Overall dimensions 144x115x137 mm
Ingress protection rating IP 22
Storage temperature -55…+70 °С
Operating temperature -20…+55 °С
Weight 2 kg
Electrical characteristics
Supply voltage 10…36 VDC
Power consumption not more than 12,5 W
Galvanic isolation of the output power supply from the supply mains +
Reverse polarity protection +
Overvoltage protection +
Input characteristics
Number of ports 2
Supported interfaces RS-232/RS-422
Maximum baudrate 115200 bit/s
Optical isolation +
Types of supported sentences $xxHDT, $xxHDG, $xxHDM
Output characteristics
Number of ports 1
Supported interfaces RS-232/RS-422
Maximum baudrate 115200 bit/s
Galvanic isolation from supply mains +
Operating characteristics
Follow-up rate >12 °/s
character display 0,1°
compass card indicator 0,5°