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Hi, I currently have a 32768 ppr incremental encoder and I am trying to set it up from Motion Terminal but the maximum allowed number is 20000. Is there a specific reason for this? How can I make it work?
Hello @barisucarsoy,
Do you see incrment or decrement of around 131,072 pulses ( 4x 32768 ) when you spin the Motor shaft manually by 1 mechanical turn in Motion terminal? -- because SOLO counts the incremental encoder in quadrature fashion, but you need to put the encoder lines as Pulse per revolution.
In any case to set very high value for the encoder you can use our legacy motion terminal ( just set the value there and go back to the latest Motion terminal version)
http://www.solomotorcontrollers.com/SOLO-motion-terminal/0.8.3.0/
Let me know if this could help.
Milad
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Thank you, now I can set the correct ppr. I can see it works properly with from the quad count. However, now I get no index signal error when I try to calibrate with the encoder. I do get updated index count on the information section when I start the monitoring. So it does not seem to be any problem with connections. What other problems may cause this? I have 1st and 5th piano pins down (uno v2) if that's also relevant. Power supply set to 32V 5A max.
Hi @barisucarsoy,
Index input is simply looking to see if the encoder sends a pulse once per mechanical rev. at the Index input of SOLO, so if you see such an error, it means the Index pulse from the encoder is not coming, can you verify that with an scope? -- the other reason can be very low current limit, so during calibration you need to put the current limit high enough so that the Motor can slowly spin back an forth, so does your motor slowly spin once you press calibration button?
I have 1st and 5th piano pins down (uno v2) if
This is fine.
Power supply set to 32V 5A max.
Not important for Index.
Let me know.
If you found the answers helpful and you could solve your problems, please kindly verify here to help others in the future.




