Re: [CAD_CAM_EDM_DRO] Encoder question

> Ok, thanks i purchased the motors because of price and availability hoping i
> could use the encoders. they draw 17 to 40 ma so should be ok on a Gecko
> drive. the motors are 3 phase brushless and i havent seen but a few pricey
> control drives for them with step and drive inputs.
> 1.5 amp motors that i wouldnt add a 350 dollar drive card for each one, i'd
> get 700 ozin motors used and a gecko and be far ahead in the power
> department. thanks, brian f.
> ----- Original Message -----
> From: "Dan Mauch" <dmauch@...>
> To: <CAD_CAM_EDM_DRO@yahoogroups.com>
> Sent: Wednesday, March 08, 2006 8:40 PM
> Subject: Re: [CAD_CAM_EDM_DRO] Encoder question
>
>
>> First you should check to see what the current drain is for that encoder.
>> The G320/340 can only supply 50 ma. Many encoders typically draw 75-125MA.
>> You can still use them but you would need an external 5V power supply
>> capable of handling the current for all the servo motors equiped with
> those
>> encoders. Then don't forget to add the 470 ohm resistor between the G320
>> Enc+ and enc - terminals.
>> But from your post you are asking for a a step/direction brushless. servo
>> amp. Brushless servo motors wouldn't work with the G320/G340's
>> Dan Mauch
>> low cost stepper and servo motors.
>> cases for Gecko drives
>> kits and assembled 3-4 axis drives
>> www.camtronics-cnc.com
>> www.seanet.com/~dmauch
>> ----- Original Message -----
>> From: "BRIAN FOLEY" <ka1bbg@...>
>> To: <Cad_CAM_EDM_DRO@yahoogroups.com>
>> Sent: Wednesday, March 08, 2006 2:42 PM
>> Subject: [CAD_CAM_EDM_DRO] Encoder question
>>
>>
>> > Hi, bought some servo motors with "Qeds" encoders, problem is they are
> not
>> > Qeds but Dunkermotoren RE30-2-500+t15v........
>> > these are 5 volt, incremental square wave 500 pulse per rev with
> a,b,/a,/b
>> > quadrature outputs. can i use these for encoder for say a Gecko drive
>> > using just a,b outputs?
>> > Any one have a step/direction brushless servo drives for up to 5 amps i
>> > might be interested.
>> > thanks, brian f.
>> >
>> >
>>
>>
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> URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
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> OFF Topic POSTS: General Machining
> If you wish to post on unlimited OT subjects goto:
> aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach
> it if you have trouble.
> http://www.metalworking.com/news_servers.html
>
> http://groups.yahoo.com/group/jobshophomeshop I consider this to be
> a sister site to the CCED group, as many of the same members are
> there, for OT subjects, that are not allowed on the CCED list.
>
> NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING
> THEM. DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
> bill
> List Mom
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>
> Yahoo! Groups Links
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