[Member-Forum] Motor Controller Ribbon Cable

Thu Feb 6 11:30:05 EST 2014

Hi all,

Thanks for the advice.  I'll just cut the wires and attempt to splice in
some cable.  We'll see how it goes.
Kind Regards
James

On 5 February 2014 08:47, Stephen Fordyce <stephen.fordyce at gmail.com> wrote:

>  Hi James & all,
>  With standard 0.05in pitch ribbon cable, aka "IDC", you can get crimp
> connectors to go on the ends that terminate into standard 0.1in pins.  They
> are cheap and beat the hell out of soldering, especially if you've got a
> lot of wires - it also does a good job of strain relief (I have found after
> stripping the insulation off, there's not much wire left and it tends to
> break under not much strain).
>
> Only trouble is they don't seem to come in "joiner" versions and a quick
> google didn't show up too much.  They usually terminate in a female end,
> but you could just get some long rows of pins and join 2 females together.
>
> Check out this for the concept:
>  http://www.simprojects.nl/making_connections.htm
>
> The crimp ends don't need any preparation which is awesome, although I
> usually use a pair of pliers to get them closed.
>
> Actually, here's a pair of male/female (10-way) similar to what you'd need
> http://uk.rs-online.com/web/p/idc-connectors/6811405/
> http://uk.rs-online.com/web/p/idc-connectors/6811373/
>
> And if you need male, it would be something like this:
> http://uk.rs-online.com/web/p/pcb-headers/6737515/
>
> Retail places that sell electronics components on the level resistors and
> the like will probably have them, and maybe cheaper.
>
> Hope that helps (good thing RS-Online is in the UK as well as Australia!).
>
> Cheers,
> Steve
>
> <http://www.simprojects.nl/making_connections.htm>
>
>
> On Wed, Feb 5, 2014 at 1:30 PM, hank pronk <hanker_20032000 at yahoo.ca>wrote:
>
>>  James,
>> I assumed you had a whole bunch of wires in that ribbon, if it is only
>> three wires your on easy street.  For sure, chop them off and splice in
>> three wires.   You should be able to tell how big the wires are, and you
>> can decide how safe it will be to tackle.  Good luck
>> Hank
>>
>>
>>  On Tuesday, February 4, 2014 9:52:10 AM, James Frankland <
>> jamesf at guernseysubmarine.com> wrote:
>>   Have a look at this old post.  Looks like Doug just chopped the cables
>> and joined them to some new wire.
>>
>> http://www.psubs.org/mlist/archive/0801/msg00192.html
>>
>> The other thing i thought might work would be to put relays in between
>> the controler output and the motor, with a switches on the control
>> handles.  Then I could set the power level at the panel as it is now, but
>> the motor wouldnt come on until i pressed the button.  Might be a better
>> option actaully.
>> Regards
>> James
>>
>>  On 4 February 2014 15:53, pniedermayr at yahoo.com <pniedermayr at yahoo.com>wrote:
>>
>> I would find someone who sells the cable. If it's a standard cable there
>> should be a crimp on connector that's a socket . Get a male and female.
>>
>> Sent from my HTC EVO 4G LTE exclusively from Sprint
>>
>>
>>  ----- Reply message -----
>> From: "James Frankland" <jamesf at guernseysubmarine.com>
>> To: "PSUBS Member Discussion Group" <member-forum at psubs.org>
>> Subject: [Member-Forum] Motor Controller Ribbon Cable
>>  Date: Tue, Feb 4, 2014 9:30 AM
>>
>>
>> Hi Guys,
>> Kind of what i thought already.  Hank whats the junction box you talk
>> about?  Is it something specific for ribbon cables?
>>
>> I wondered if there was some sort of vampire clamp to tap into the
>> cable.  You get similar ones on computer ribbon cables.
>> Thanks
>> James
>>
>>
>>
>> On 4 February 2014 13:27, Steve McQueen <psub101 at indy.rr.com> wrote:
>>
>>   James, If you can't get to the business end of the ribbon cable it is
>> possible cut and solder.  However this is a labor intensive approach as the
>> cuts ends need to be prepped (stripped/cleaned such that they can be re
>> soldered). It would be easier if you could have the cables on a bench
>> surface but it looks like that isn't an easy option for your scenario.
>>
>> In soldering preparation is 90% of the job and I would believe this would
>> best be done under magnification of some sort (I have actually soldered
>> using a microscope) . Also it would be important to ensure no shorts so
>> after ensuring the joints are good you could coat/secure it with some
>> insulating material (epoxy?).
>>
>> Or... if you can cut and prep the ends appropriately you could then try
>> to find/use an appropriate flat cable connector. This would remove the
>> soldering aspect but not the prep.
>>
>> Probably nothing you didn't already know....
>>
>> Steve
>>
>>
>> On Tue, Feb 4, 2014 at 7:33 AM, <vbra676539 at aol.com> wrote:
>>
>> James
>> I have the same problem. Wanted to run the motor controllers aft on a
>> heat sink, and the controllers in a hand box.
>> Vance
>>
>>
>> -----Original Message-----
>> From: James Frankland <jamesf at guernseysubmarine.com>
>> To: PSUBS Member Discussion Group <member-forum at psubs.org>
>> Sent: Tue, Feb 4, 2014 6:24 am
>> Subject: Re: [Member-Forum] Motor Controller Ribbon Cable
>>
>> Trouble is that you cant undo the motor controler, or pot.  So you cant
>> actually get to the start of end of the ribbon.  Well, not without breaking
>> it open.
>>
>> On 4 February 2014 10:55, Pete Niedermayr <pniedermayr at yahoo.com> wrote:
>>
>> I think the crimp on connector are standard and you should be able to buy
>> new ones. The ribbon cable you can buy by the roll. I would get new
>> connectors and cable and make longer ones.
>> --------------------------------------------
>> On Tue, 2/4/14, James Frankland <jamesf at guernseysubmarine.com> wrote:
>>
>>  Subject: [Member-Forum] Motor Controller Ribbon Cable
>>  To: personal_submersibles at psubs.org, "PSUBS Member Discussion Group" <
>> member-forum at psubs.org>
>>  Date: Tuesday, February 4, 2014, 4:31 AM
>>
>>  Hi All,
>>
>>  Does anyone have any experience in
>>  cutting\re-joining thin ribbon type cable.  I'm
>>  going to modify my motor controllers so that the buttons are
>>  on the handles like they should be.  Where they are at the
>>  moment its awkward to steer and operate the power at the
>>  same time.  Ideally i'd like to cut the ribbon cable
>>  and extend it so i can have the pots on the handles.  But
>>  im not sure if I cut the cable, i'll be able to get them
>>  back together.
>>
>>
>>  Its the 3 white ribbon cables in this picture, with the
>>  blue pots on the end.  I want to extend these to the
>>  handles.
>>
>>  http://www.guernseysubmarine.com/extended_files/Page18279.htm
>>
>>  Also looks like Jim K has done a similar thing on
>>  Guppy.  Last pictures on his page.
>>
>>  http://www.psubs.org/projects/1234567814/bionicguppy/
>>
>>  Anyone cut these type of cables and got them back
>>  together?
>>
>>  Kind Regards
>>  James
>>
>>  -----Inline Attachment Follows-----
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