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What terminals to use for stacked boards

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  • Member since
    October 2016
  • 4 posts
What terminals to use for stacked boards
Posted by LukeBarber on Friday, March 10, 2017 11:32 AM

I'd like to stack a bunch of boards with terminal blocks on the edges of each of them. The boards are stacked with only 10mm of spacing in between them. With regular terminal blocks, the screw terminal is inaccessible once you stack the boards.

What's something that works like a terminal block except lets you adjust the tightness on the edge as well?

I was looking at Weidmuller but was wondering if there's a better solution out there?

http://www.clrwtr.com/PDF/Weidmuller/Weidmuller-OMNIMATE-Signal-Terminals.pdf

  • Member since
    December 2009
  • 104 posts
Posted by 1arfarf3 on Friday, March 10, 2017 4:54 PM

Search:  Del City. They are in Menominee, Wi.

I use them for terminal strips but their product lines are huge. They may have option(s) for you. Shipping is fantastically fast!

  • Member since
    January 2009
  • From: Bakersfield, CA 93308
  • 6,526 posts
Posted by RR_Mel on Friday, March 10, 2017 5:28 PM

I use these for close stacked PC boards.  They come in several arraignments.  
 
 
They will fit stacked Arduino sheilds and are easy to disconnect without removing the boards.
 
Mel
 
Modeling the early to mid 1950s SP in HO scale since 1951
 
My Model Railroad   
 
Bakersfield, California
 
I'm beginning to realize that aging is not for wimps.
 
  • Member since
    February 2002
  • From: Reading, PA
  • 30,002 posts
Posted by rrinker on Friday, March 10, 2017 5:30 PM

 Their TOP series is too tall for your 10mm board spacing, so screw ones are probably out. The spring ones, the LSF series, are 8.5mm high so will barely fit. As long as the wires you intend to connect are 1.5mm^2 or smaller (#16 or less) they should work.

 Your other option is some sort of connector that hangs off the edge of the board rather than sits on top of it. That allows you any sort of connector with a Z height of 10mm + board thickness -- +5 fromt he top side of the board and -5 from the bottom plus the board thickness and one connector won't interfere with the one on the next board in the stack. Or if the connector extends 10mm up from the solder pins - put vias on your boards and solder the connector to the bottom. then you have 10mm to the bottom of the next board plus the thickness of the board.

 Since Mel snuck in his post while I was reading data sheets - the first item on his link may be what you want. Basically, who cars if the screws of the bottom one are hidden by the next one up the stack - you can pull the screw part with the wires off the board, attach the wires, then plug it back in.  

                                      --Randy

 


Modeling the Reading Railroad in the 1950's

 

Visit my web site at www.readingeastpenn.com for construction updates, DCC Info, and more.

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