Tell a Friend About CR4
Engineering Toolbar
Search GlobalSpec
Login | Register
Home | Software & Programming | Software & Programming | How define PLC Input ^ out put signals.

Previous in Forum: DIY Web Page Design?   Next in Forum: Is Dell Embracing Open Source?
Close

Comments Format:






Close

Subscribe to Discussion:

CR4 allows you to "subscribe" to a discussion
so that you can be notified of new comments to
the discussion via email.

Close

Rating Vote:







2 comments
Subscribe Rate this Comments: Nested
Guest

How define PLC Input ^ out put signals.

05/07/2009 1:50 PM
All dears

how i define (check ) PLC input & outputs signals in a machine drawing . I mean i have a machine & one motor not run because magnetic contactor is not on due to plc output signal not out. how i check plc inputs ok or not ok Because i do not know where plc inputs signal is coming.
Send to a friend Digg this Add to del.icio.us
Interested in this topic? By joining CR4 you can "subscribe" to
this discussion and receive notification when new comments are added.
JohnDG
Guru
United Kingdom - Member - Not a New Member Hobbies - Musician - New Member Hobbies - Fishing - New Member

Join Date: May 2006
Location: Reading, Berkshire, UK, 51º 27' 33.83"N, 1º 0' 21.65"W
Posts: 4060
Good Answers: 106
#1

Re: How define PLC Input ^ out put signals.

05/07/2009 2:07 PM

Do you have any circuit drawings and/or PLC logic diagrams? If not, you've got a big reverse-engineering problem.

__________________
Wit and sense are but different avatars of the same spirit L. Stephen
jamsshed
Associate

Join Date: Oct 2006
Posts: 30
Good Answers: 1
#2

Re: How define PLC Input ^ out put signals.

05/14/2009 10:56 AM

First you need plc logic /circuit diagram .if not than you chek your ciruit inputs signals are ok or not .may be any input is missing due to output not active.Mostly PLC have no problem .some saftey input signal is missing my be.
2 comments
Interested in this topic? By joining CR4 you can "subscribe" to
this discussion and receive notification when new comments are added.

Previous in Forum: DIY Web Page Design?   Next in Forum: Is Dell Embracing Open Source?
You might be interested in: Programmable Logic Controllers (PLCs), Remote Terminal Units (RTUs), Web Controllers


"Be ashamed to die until you have won some victory for humanity." -- Horace Mann

All times are displayed in US/Eastern (EST) (Register to change time zone)

©2005-2009 GlobalSpec. All rights reserved.
GlobalSpec, the GlobalSpec logo, SpecSearch, The Engineering Search Engine
and The Engineering Web are registered trademarks of GlobalSpec, Inc.
CR4 and Conference Room 4 are registered trademarks of GlobalSpec, Inc.
No portion of this site may be copied, retransmitted, reposted, duplicated or
otherwise used without the express written permission of GlobalSpec Inc.
350 Jordan Rd, Troy, NY, 12180

Got Something to Say?


Search this Forum
Software & Programming:

Search all of CR4

CR4 Sections
Automotive
BioMech & BioMed
Chemical & Material Science
Civil Engineering
Communications & Electronics
Education
Electrical Engineering
Engineering Careers
General
Instrumentation
Manufacturing
Mechanical Engineering
New Technologies & Research
Software & Programming
Sustainable Engineering

Site Indices
Forum Index
Blog Index
User Group Index
RSS Feeds
CR4 Store

CR4 FAQ
Site Glossary

Who's Online (247 right now)
Show Members