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Forum: 70. Control Systems

Sun 19 June 2011, 18:08

Replies: 333

Limit Switches - optical / mechanical / proximity

Views: 343,365

Posted By zigmart

I would probably give you my first born to get...

I would probably give you my first born to get ahold of that circuit :) (he has a strong back, and follows instructions most of the time, but he eats ALOT)

Forum: 70. Control Systems

Sat 18 June 2011, 16:42

Replies: 333

Limit Switches - optical / mechanical / proximity

Views: 343,365

Posted By zigmart

Actually this is doing exactly what Mike designed...

Actually this is doing exactly what Mike designed it to do. He wanted all the inputs to be in an "open state" so when one sensed a target at the limits, it triggered the circuit ( 3 off, 1 on).
...

Forum: 70. Control Systems

Wed 03 November 2010, 19:53

Replies: 333

Limit Switches - optical / mechanical / proximity

Views: 343,365

Posted By zigmart

Robert correct me if I am wrong, but the optos...

Robert correct me if I am wrong, but the optos are not in the circuit to provide isolation, but just as a quick 12v to 5v conversion. Therefore sharing a ground is not a problem.

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