[TowerTalk] Problem with M2 Orion controller

Edward stallman ed.n5dg at gmail.com
Sun Jul 19 13:02:20 EDT 2020


Thanks to all that replied on and off list . A Friend that lives close 
called telling me, he has a new RC-2800-P controller that  I could use 
to do my testing ..

Ed N5DG

On 7/19/2020 11:32 AM, Jim Thomson wrote:
> Date: Sun, 19 Jul 2020 10:32:55 -0500
> From: Edward stallman <ed.n5dg at gmail.com>
> To: towertalk at contesting.com
> Subject: [TowerTalk] Problem with M2 Orion controller
>
> <Had a car hit a power pole , this created mutable rapid power surges .
> <My RC-2800P-A controller has not worked properly since . Before buying a
> <Green Heron controller I need to be sure the pulse counter in the rotor
> <is still good.
>
> <The first time I turned the controller on after the surge , the rotor
> <started turning immediately as soon as I pressed the (CW) went to (L
> <346.0 ) Limit .? Pushing the CW / CCW does nothing . Using one of the
> <ten presets , I used the 30 degree , the rotor turned 30 deg and counted
> <on the controller from the (L_346.0) limit , now reading 16 deg ... What
> <ever preset I use , the rotor turns that much from say 16deg . Pressing
> <and holding the MODE up arrow in hope to program the numbers only makes
> <the 16 deg jump back to (L_346.0)? .
>
> <I checked the MOV across 5 and 6 ,? and I also have the 11.3 VDC across
> <5 and 6
>
> <If I'm counting numbers while using the presets , would you think the
> <pulse counter at the rotor is good ? Is their a way to test the pulse
> <counter using the 2 leads in the shack ?
>
> <Not trying to repair the Orion controller but hoping the Green Heron
> <will work if I buy one
>
> <Thanks Ed N5DG
>
>
> ##  Which version of the M2  controller, do you have ?   The latest version
> is called a RC2800PXAZ..and uses a switching supply...good  from
> 88-264 vac.
>
> ##  Does your controller have a MOV  on the 120 vac  input ?   Mine doesnt,
> thats most of your problem  right there.  The  130 vac rated mov can  installed inside
> the  controller, between hot  120 leg...and  chassis.  For the price of the controller box,
> you would have thought they woulda  spent the extra  1  dollar, to install a HD MOV
> across the  incoming 120  vac.
>
> ##  Ideally,  you want MOVS right at the main  200A  entrance panel.  Typ they  will use
> a  2 pole breaker installed into a spare slot in main panel.... then cabled over to  commercial
> MOV box.   MOV box will  consist of  2 x   130 Vac  MOVS, one from each hot leg..to neutral.
>
> ##  Then, everything in the home is protected.   Otherwise, you could easily get a repeat performance.
> make sure the  GH box  has a MOV across the  incoming 120 vac line too.
>
> Jim   VE7RF
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