View Full Version : Any recomendations on an Electric Fuel Pressure Sender?
vetteboy2k
November 28th, 2005, 03:18 AM
I am looking to run a 0-5v input into flashscan to log and playback my fuel pressure. I have found this http://www.racerpartswholesale.com/stewarn23.htm sender STW114875 100 PSI electric fuel and oil pressure, 1/8" NPT for $28.06
Does anyone know if this will output 0-5volts or can anyone recommend a electronic fuel pressure sender/sensor that does?
mistermike
November 28th, 2005, 03:36 AM
The SW is a straight resistance type sensor. It would require another resistor to act as a voltage divider, a regulated 5 volt source (easy) and a fair amount of work to derive a transfer function.
This looks more promising. It still requires a 5 volt regulator, but has a known transfer function and appears to be A/D friendly. I've already contacted someone at Mototron and will report back asap.
http://www.mototron.com/prod_psis.htm
vetteboy2k
November 28th, 2005, 04:04 AM
Expensive at $77.56, but if it will work better and easier, so be it.
vetteboy2k
November 29th, 2005, 08:17 AM
Well looking around more and calling a few places Kinsler Fuel Injection uses these http://www.dakotadigital.com/index.cfm/page/ptype=product/product_id=117/category_id=-1/home_id=-1/mode=prod/prd117.htm
Even more expensive at $125.00 but thats what kinsler and Dakota Digital Reccomended. Part # SEN-09-4
Will that work?
mistermike
November 29th, 2005, 08:41 AM
Hard to say without more technical data. The basic requirement is an output in the 0-5 volt range, preferably linear, and the ability to withstand pressurized fuel.
redhardsupra
July 27th, 2006, 08:05 AM
so did anyone get any of these to work?
kbracing96
July 28th, 2006, 01:46 AM
They almost have it working here, I'm watching patiently :)
http://efiforum.iqd.co.nz/showthread.php?t=2964
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