The Wikipedia wiki should be right:

http://en.wikipedia.org/wiki/SAE_J1772

corbin

On May 7, 2013, at 2:12 PM, Cor van de Water <[email protected]> wrote:

> The advantage of a Wiki (if the author is responsive) that the info can be 
> corrected - it appears that has happened now. (at least the decription, the 
> picture may take a little more time)
> 
> Cor van de Water
> Chief Scientist
> Proxim Wireless Corporation http://www.proxim.com
> Email: [email protected] Private: http://www.cvandewater.info
> Skype: cor_van_de_water Tel: +1 408 383 7626
> 
> 
> -----Original Message-----
> From: [email protected] [mailto:[email protected]] On Behalf 
> Of David Ladd
> Sent: Wednesday, May 01, 2013 1:05 PM
> To: 'Electric Vehicle Discussion List'
> Subject: Re: [EVDL] J1772 proximity stuff
> 
> You are correct, of course.  I just went down and ohm'd out a Chargepoint 
> station.  It reads 150 ohms, and goes up to 480 ohms when the release button 
> is pressed just like you said in your first email.  This is the same as the 
> one I just bought, so I'll stop thinking about this stuff now. :-)
> 
> Annoying though, that the Open EVSE wiki site is just flat out incorrect on 
> this.  You'd think they would know how it worked :confused:
> 
> david.
> 
>> ________________________________
>> From: Rush Dougherty <[email protected]>
>> To: 'David Ladd' <[email protected]>; 'Electric Vehicle Discussion List' 
>> <[email protected]> 
>> Sent: Wednesday, May 1, 2013 11:56 AM
>> Subject: RE: [EVDL] J1772 proximity stuff
>> 
>> 
>> I think another part of the confusion is in the link that you provided in
>> your first email. That is not the schematic that is in the J1772 SAE Spec.
>> The switch in the link, S3, is shown open.
>> 
>> In the Schematic of the J1772 SAE Spec is it shown closed. So that it reads
>> 150 ohms and will read 480 ohms when closed.
>> 
>> From the J1772 SAE Spec -
>> 5.5 Digital Data Transfer-
>> 13. Switch S3 opens when the connector latch lever is actuated. This opens
>> the Proximity Circuit. The EV/PHEV should terminate charge prior to
>> connector disconnect to prevent connector contact arc damage. Charge
>> resumption after S3 closing is OEM specific.
>> 
>> As I said in my previous post the switch itself can be configured to be NO
>> or NC when it is in its unpressed, or unactuated state. So that when it is
>> actuated it OPENS the circuit.
>> 
>> Go measure the Chargepoint and tell us of your results. I think that you'll
>> just confirm what I've stated.
>> 
>> Rush
>> www.TucsonEV.com
> _______________________________________________
> UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub
> http://lists.evdl.org/listinfo.cgi/ev-evdl.org
> For EV drag racing discussion, please use NEDRA 
> (http://groups.yahoo.com/group/NEDRA)
> 
> _______________________________________________
> UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub
> http://lists.evdl.org/listinfo.cgi/ev-evdl.org
> For EV drag racing discussion, please use NEDRA 
> (http://groups.yahoo.com/group/NEDRA)

_______________________________________________
UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub
http://lists.evdl.org/listinfo.cgi/ev-evdl.org
For EV drag racing discussion, please use NEDRA 
(http://groups.yahoo.com/group/NEDRA)

Reply via email to