NMEA 2000 TO 0183 Radio Wiring

[phantomracer]

Originally Posted by tthomp7205

Thanks everyone, I think I have it figured out.

Tommy

what was the fix?

[s/v Jedi]

Again, because it was ignored: the wires on the converter are proper rs422 nmea with TX+, TX-, RX+, RX-.

The wires on the radio are single ended, I.e. TX+, RX+ and GND. This is rs232, not rs422. Connecting it will not be reliable.

Originally Posted by tthomp7205

Hi new poster here.

I'm trying to connect Standard Horizon VFH radio too my MMEA 2000.

My wires on the NMEA are:

TX+ (A) Red
TX- (B) Black
RX+ (A) Yellow
RX- (B) Blue
Ground. Clear

Wires on the radio are:

Output + Grey
Input + Blue
Common Green


I'm lost and not sure which to connect chich.

Thanks in advance for any help.

Tommy