This ZNC-401 Universal NMEA Converter is designed to consider very high accuracy and stability of temperature for using as core parts of Anemometer, Rudder.

  All information is displayed in large LCD and controlled dimmer and contrast.

1. Applications

 1) Gyrocompass to NMEA Converter
  - 1:1, 36:1, 90:1, 180:1, 360:1 Synch (26~115VAC, 50/60Hz or 400/500Hz)
  - 90:1, 180:1, 360:1 Step signal (25~75VDC)
  - NMEA format : $HEHDT,359.9,T*hh<CR><LF>
  - for lower or higher voltage of Step/Synchro signal, see below "option".

 2) Anemometer to NMEA Converter
  - Wind Angle : 1:1 Synch, 0~5V(10V) DC
  - Wind Speed : 0~5V(10V) DC or 4~20mA or 1,710HZ at 60m/s
  - NMEA format : $WIMWV,359.9,R,60,M,A*hh<CR><LF>

 3) Rudder to NMEA Converter
  - Angle : 1:1 Synch
  - Rate : 1:1, 2:1 or 4:1 Angle rate
  - NMEA format : $RARSA,359.9,A,,*hh<CR><LF>

 4) Speed Log to NMEA Converter
  - Speed : 0~5V(10V) DC, 4~20mA, 200/400 pulse/nm signal
  - NMEA format : $VMVBW,49.9,A,,,*hh<CR><LF>
                           $VMVHW,359.9,T,,,49.9,N,,*hh<CR><LF>

2. Common Specification

 - Input : Synch, Step, 0~5(10)V, 4~20mA, Pulse Input
 - Output : 3 NMEA outputs (one port is RS422 & RS232 selectable)
 - Input Power : DC18~32V, AC17~23V

3. Option

  - Input Power : 12V DC (9~17.5V DC)
  - Low voltage version : ZNC-401L - Synch 10~50VAC, Step 10~45VDC
  - Higher voltage version : ZNC-401H - Synch 55~230VAC, Step 55~165VDC
  - Customizing software are available for non-standard equipment and non-standard output data formats.