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[SOLVED] Ground on SAT1 Port necessary?
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Author:  commonrailer [ Sat 12. Feb 2022 12:56:59 ]
Post subject:  [SOLVED] Ground on SAT1 Port necessary?

Hello Tomas,

I have connected the telemetry port of my HW 130A HV to SAT Port1. Telemetry works fine.

Now I want to add an fan to ESC. For fan power supply I would like to use Plus/Ground from ESC telemetry port and just the orange signal wire to SAT Port1 for telemetry task

Is this ok or is the dedicated ground on SAT Port1 mandatory for proper functionality?

Best regards
Walter

Author:  Ahmad.Kassem [ Sat 12. Feb 2022 13:50:13 ]
Post subject:  Re: Ground on SAT1 Port necessary?

I think it is not nessesary, you can check electric continuity between SAT1 ground and servos ground if there is then the gnd on SAT1 is not nessesary

Sent from my SM-N976Q using Tapatalk

Author:  commonrailer [ Mon 14. Feb 2022 11:31:05 ]
Post subject:  Re: Ground on SAT1 Port necessary?

Hi,

Today I checked the continouity between GND SYS port and GND SAT1 port and it works. From my point of view and according to you everything should be fine when I cut the GND on SAT 1 port.

Only signal wire is connected to SAT port

Are we right, Tomas?

Author:  ZeXx86 [ Mon 14. Feb 2022 13:26:14 ]
Post subject:  Re: Ground on SAT1 Port necessary?

Hi,

mostly it is not necessary, because power supply has shared ground with JST connector. And power supply is usually ESC.
So it will work with only one wire in the most cases.

Author:  commonrailer [ Wed 16. Feb 2022 9:57:01 ]
Post subject:  Re: [SOLVED] Ground on SAT1 Port necessary?

Thanks for confirmation! :D

Best regards
Walter

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