Let's Talk About Lift Engineering
#45
Posted 04 February 2004 - 09:59 PM
They are a simple design though - those paddles in the other picture look to be a newer design.
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This post has been edited by Allan: 04 February 2004 - 10:05 PM
#47
Posted 05 February 2004 - 08:05 AM
Allan- let me know if you need any ideas about building new control panels- it's much cheaper to do it in-house, and it's kind of fun to boot
#48
Posted 05 February 2004 - 09:35 AM
Viewers should note that the control package has a mirror image on the inside of the lift shack. Most were abandoned when separate emergency stop buttons and actual manually reset service stop buttons were required.
Green paddle is slow/fast
Red paddle is stop/start
White button that activated phone buzzer provided lift electricians and mechanics many opportunities for various deicing schemes as it was prone to sticking.
Ryan B
#49
Posted 05 February 2004 - 02:00 PM
West Palm Beach, FL - elev. 9 feet
#50
Posted 05 February 2004 - 04:16 PM
Lift manufacturers do not make their own controls (except Yan with the paddles) but buy components from industrial electronics companies. There are at least three that I can think of offhand, and every electrician has his or her favourite one. CTEC provides Allen-Bradley controls on their lifts; that's who Yan used as well, thus the similarity. Poma used to use Telemechanique, but now uses A-B as well. There is also Cutler-Hamer, but they make primarily residential stuff like the breaker in your house and you don't see their controls on lifts much.
#52
Posted 05 February 2004 - 09:29 PM
liftmech, on Feb 5 2004, 08:05 AM, said:
Allan- let me know if you need any ideas about building new control panels- it's much cheaper to do it in-house, and it's kind of fun to boot
Thanks for the offer, I may just take you up on it!! Our controls are already customised and ready for buttons... Right now the green paddle is: down is start/slow & Up is fast. The red paddle is stop only. The E-Stop is across the ramp on the operator hut :) All we would need is a start/slow button, fast, stop, E-Stop & bell. I actually pulled the controls out of the Granite chair the other day and one of the panels would be perfect for this.
#53
Posted 11 May 2006 - 01:10 PM
Who would lay out hard cash for book containing an accurate accounting of the personalities, projects and philosophies that made up Lift Engineering?
I'd like to write one. There are many forum members who could contribute.
#54
Posted 11 May 2006 - 03:43 PM
#55
Posted 11 May 2006 - 03:59 PM
Oh, I dunno - something like the price of a decent hard-cover book. I'd have to at least cover my publishing costs.
#57
Posted 11 May 2006 - 04:15 PM
Emax, on May 11 2006, 01:10 PM, said:
Who would lay out hard cash for book containing an accurate accounting of the personalities, projects and philosophies that made up Lift Engineering?
I'd like to write one. There are many forum members who could contribute.
OK EMAX,
I'll bite. I'll buy the book in a heartbeat, if you'll write it.
If only to find out who came up with those dang paddle operator controls.
Now, who was smokin what when they came up with that?
You should write The Book. Because, what is laughable out there, is all that most people know.
I know there is more that we all should know.
#58
Posted 11 May 2006 - 04:29 PM
okemopoma, on May 11 2006, 05:02 PM, said:
These panels were done by Wespac Automation out of Vancouver BC. They still haven't given us much grief after three years... and any they have given was a result of lightning. We killed a PLC, a couple relays, a voltage regulator card, and a bunch of diodes - all because the lift was energized for line service when a lightning bolt hit near the lift. On another note - I have to ask... does everyone with the box style sheave assemblies have the alignment problems we have; where one two rocker will be out of line with the other three, or even one sheave in a rocker will be out?
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