[TowerTalk] Alfa spid and Green Heron controller

Les Kalmus w2lk at bk-lk.com
Sun Sep 23 15:15:49 EDT 2018


As suggested by others, check with Jeff.

On the other hand, If you are in a hurry, if you connected only the 
motor and not the sense connections, you will get a no motion error 
because the controller needs to see that the rotor is turning. If it 
doesn't see that (via the sense lines) it assumes there is a problem and 
stops with the error message.

If you did connect the sensor lines, try reversing them.

Les W2LK


On 9/23/2018 1:34 PM, Phil Snyder wrote:
> Howdy TTers
>
> I am currently trying to hook my new Alfa Spid RAK rotor to my Green 
> Heron RT21 controller.
>
> The manual I have for the controller states that rotor terminals 1 and 
> 2 are for Motor CW and CCW and the  Ground and Positive are on rotor 
> terminals 3 and 4.
>
> The manual for the rotor states that rotor terminals 1 and 2 are for 
> motor drive and that 3 and 4 are for impulse sense.
>
> I hooked it up according to the rotor directions and to the controller 
> since it had been on an Alfa Spid already and it does not turn the 
> rotor. I get a "No Motion" error on the control box. At this point I 
> am hesitant to switch the wires around until I get some confirmation 
> as to what is and isn't correct ( I don't want to fry anything!)
>
>
> Thanks
>
> Phil
>
> N9LAH
>



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