ENCODER/PLC INTERFACE
ENCODER/PLC INTERFACE
(OP)
I HAVE AN APPLICATION I COULD USE SOME HELP WITH. I HAVE A VERITCAL CARRAIGE THAT TRAVELS 90 INCHES CARRYING APROX. 35 lbs. I HAVE TO STOP THE CARRAIGE AT 18 DIFFERENT POSITIONS AND TRAVEL AT 6 INCHES/SEC IN ONE DIRECTION AND TRAVEL AT 12INCHES/SEC AT THE OTHER. I NEED TO INFERFACE POSITON DATA WITH A MICRO PLC. THIS IS A STACKING OPERATION SO AT EACH POSITION THE PLC HAS TO FIRE SOME OUTPUTS. I'M LOOKING FOR A
LOW COST WAY TO CONTROL THE SPEED OF THE MOTOR AND ASLO GET POSIOTN DATA. CAN ANYONE POINT ME IN THE RIGHT DIRECTION?
LOW COST WAY TO CONTROL THE SPEED OF THE MOTOR AND ASLO GET POSIOTN DATA. CAN ANYONE POINT ME IN THE RIGHT DIRECTION?





RE: ENCODER/PLC INTERFACE
RE: ENCODER/PLC INTERFACE
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RE: ENCODER/PLC INTERFACE
Thread791-23557
RE: ENCODER/PLC INTERFACE
http://www92.thomasregister.com/ss/.68855898392/catalog.cgi?uuid=th0374896&sid=68855898392&az=68883057&PH=Transducers%3A%20LVDT&seq=2&&search_type=product&search_string=lvdt&pn=0049419
http://www92.thomasregister.com/ss/.68855898392/catalog.cgi?uuid=th0374896&sid=68855898392&az=58460007&PH=Transducers%3A%20LVDT&seq=3&&search_type=product&search_string=lvdt&pn=0049419
http://www92.thomasregister.com/ss/.68855898392/catalog.cgi?uuid=th0374896&sid=68855898392&az=65628455&PH=Transducers%3A%20LVDT&seq=8&&search_type=product&search_string=lvdt&pn=0049419
etc. for LVDTs. They could potentially be more flexibly programmed and used.
RE: ENCODER/PLC INTERFACE
Angular POSITION (EXAMPLE, for 360 line encoder = 1 / 1440 per revolution, 1/4 deg)
Direction of rotation
Speed
You will also need a system HOME reset point to sync your system to "0".
Other PLC's are simular, I do this with the GE and encoder at < $500.
Thanks
Dennis McHenney
( Dennis McHenney )
Corporate Mfg. Engineer
Merkle-Korff Industries
1375 Mt. Prospect Rd.
Des Plaines, IL 60018
PH = 847-768-0132 / FAX = 0135
<<mailto:dmchenney@merkle-korff.com>>
<<http://www.merkle-korff.com/>>
Dennis McHenney
mchenney@mindspring.com
<dmchenney@merkle-korff.com>
<mchenney@mindspring.com>