Powder dispenser for tuned beam scale

sdupontjr

WKR
Joined
Oct 8, 2019
Messages
663
Been working on this off and on in spare time but works fantastic. Tried a several designs but this one is the cats Azz.

-Tuned RCBS 502 from Scott Parker (1 kernel of Varget sensitive.
-Built powder dispenser with 2500 grain hopper
-On/off power switch
-Red start switch
-Yellow bump / trickle
-Knob is speed controller
-NPN sensor for triggering the relays on the back of scale.

The attached video is a stiff charge of Varget that I use in my 130ttsx for 308. 49g of Varget dispensed at about 7 to 8 sec. Works everything. The system works off several relays and 1 timer relay. Throw whatever charge you want and record the time. I throw 2 charges at whatever weight, record the time. Input the time in the controller, bang, done!!! I have it set to throw about .1 - .2 grains short and trickle to setpoint.






[video:youtube]
 
That's pretty impressive! Would love to see a build diagram and parts list if you have it.


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