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Old Jan 17, 2002 | 12:47 PM
  #1  
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KPA conversion

What's the conversion rate for hKpa to Psi? I've heard people say 14.606 or something along those lines. Which is about right, but I've also heard .14.. or 1.4 .. etc.

As long as we're on these lines, what is the difference between Kpa and hKpa? I understand the difference between. km, m, cm, and mm (different "meters") but what the hell is this h thing?


TIA

BIGRED
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'94 Montego Blue Touring
Blitz Dual Turbo Timer
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Old Jan 17, 2002 | 12:50 PM
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root
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.1 KPa is the same as 1 bar...


So .1Kpa == 1 bar == 14.5 Psi...


-Zach
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Old Jan 17, 2002 | 01:03 PM
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thanks.. but what is the relationship of kpa and hkpa?

I'm getting readings like .5 or .7 hkpa

is .1 kpa = 1 hkpa ????

if .1 kpa = 1hkpa = 14.5 psi


that would make a reading of .7 hkpa = 10.15 Psi

Last edited by BigRed; Jan 17, 2002 at 01:08 PM.
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Old Jan 17, 2002 | 01:04 PM
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root
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There isn't one i believe...


They are different measurements.. Anyone care to correct me or explain? I am not sure..


-Zach
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Old Jan 17, 2002 | 01:12 PM
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1psi = 6.8966 kPa
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Old Jan 17, 2002 | 01:14 PM
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root
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Yeah I think you got it..

1 hkpa == to .1 kpa Sounds right..


Where are you seeing hkpa?? Usually they us Kpa on gauges...


-Zach
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Old Jan 17, 2002 | 01:27 PM
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in the metric system h stands for the prefix hecto- which is 10^2 whereas k standing for kilo is 10^3 if KPA is the measurement and h is the prefix then hKpa would be a larger number by twi decimal places ie 1 KPA = .01 (ie it would take 100 KPA's to make 1 hKPA) given that, if .1 KPA = .001 hKpa = 14.5 PSI , and if I'm getting readings of .7 hkpa, then I'm getting the eqvalent of 70 KPA or 1015 psi of BOOST

and for some reason I don't think that's right
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Old Jan 17, 2002 | 01:28 PM
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It's the Blitz turbo timer w/ boost gauge
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Old Jan 17, 2002 | 01:32 PM
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root
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.07 kpa would be about 10Psi...
so .7hkpa proably would be about 10Psi


So,
.1 kpa == 14.5Psi
1 hkpa == 14.5 Psi..



So it looks like you are only doing about 10Psi.. Which is normal on a 3rd gen RX-7


-Zach
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Old Jan 17, 2002 | 02:31 PM
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yeah, the numbers sound right when

1 kpa = .1 hkpa


but I just want to make sure that's right.
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