CAD CAM EDM DRO - Yahoo Group Archive

Re: Parallel Port Relay

Posted by David Johnson
on 1999-07-05 09:15:21 UTC
Thanks Jon, that did the trick. Now I will try to cut some more difficult
parts. I still need to make the adapter for the plasma torch.

Dave Johnson
Denver, Colorado


No, the diode is only to protect the transistor from the inductive voltage
spike caused by turning off an electro-mechanical relay. No need for it
on a solid state relay.

Jon


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Discussion Thread

David Johnson 1999-07-04 09:39:04 UTC Parallel Port Relay Jon Elson 1999-07-04 15:49:01 UTC Re: Parallel Port Relay David Johnson 1999-07-05 09:15:21 UTC Re: Parallel Port Relay