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Bosch wideband linearisation curve, anyone have the info?

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Old Jun 19, 2008 | 06:07 PM
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Default Bosch wideband linearisation curve, anyone have the info?

Bosch 0258 006 066 anyone have linearisation curve figures? Need to fill in all the zero's

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Old Jun 19, 2008 | 07:31 PM
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That'd depend on the controller... The sensors themselves don't output a voltage as such.. if you've got one hooked directly up to a T6 or whatever then Pectel should detail the linearisation curve.
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Old Jun 19, 2008 | 07:43 PM
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Originally Posted by pa_sjo
That'd depend on the controller... The sensors themselves don't output a voltage as such.. if you've got one hooked directly up to a T6 or whatever then Pectel should detail the linearisation curve.
It's for a T6 but Pectel won't disclose the info as they want everyone to use the mega expensive NTK sensor that they sell.
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Old Jun 19, 2008 | 07:47 PM
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Ah right. Well that linearisation curve above looks like when you add in your own WB into one of the ADC's.. I've not had a T6 personally, but i'm guessing there is a different configuration page for the NTK one?
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Old Jun 19, 2008 | 07:50 PM
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i dont hink you can do it like that mate
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Old Jun 19, 2008 | 07:58 PM
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You can use any old Bosch LSU4 sensor+controller kit into T2/T6 via a spare analogue input.. I think that's what the config screen above is for.
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Old Jun 19, 2008 | 08:37 PM
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Originally Posted by pa_sjo
You can use any old Bosch LSU4 sensor+controller kit into T2/T6 via a spare analogue input.. I think that's what the config screen above is for.
no you cant, its gotta be connected to the wideband input!
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Old Jun 19, 2008 | 08:40 PM
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Originally Posted by GARETH T
no you cant, its gotta be connected to the wideband input!
I reckon that's correct..
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Old Jun 19, 2008 | 08:57 PM
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Good luck in finding a solution
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Old Jun 19, 2008 | 09:01 PM
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Originally Posted by pa_sjo
You can use any old Bosch LSU4 sensor+controller kit into T2/T6 via a spare analogue input.. I think that's what the config screen above is for.
sorry you are right if you are using a wideband controller, but there is no need of this on the t6, as a wideband can be conneted straight to the T6
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Old Jun 19, 2008 | 09:02 PM
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Correction, an NTK sensor can be connected straight to the T6, not an LSU4. As I said, you have to do it via a controller and through a spare analogue input configured as a wideband lambda.
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Old Jun 19, 2008 | 09:05 PM
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Originally Posted by pa_sjo
Correction, an NTK sensor can be connected straight to the T6, not an LSU4. As I said, you have to do it via a controller and through a spare analogue input configured as a wideband lambda.
Why can the NTK be connected straight in but not the LSU4, do they work differently?
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Old Jun 19, 2008 | 09:11 PM
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Yes.. I'm not 100% sure if Pectel now include a hardware cal for the LSU4, I did hear something but I don't know the details.. As you say, they want you to buy the expensive NTK sensor. I think they're promoting LSU4 usage (with a seperate controller) for T2/E2, but not for the higher-end stuff (but you can, as you can with the T2).
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Old Jun 20, 2008 | 02:47 AM
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http://wbo2.com/lsu/lsuworks.htm

That pretty much says you need a controller with a 6 066 right??

There is no way can connect direct to analogue input as need to control current to the sensor.

Last edited by LINCOLN; Jun 20, 2008 at 03:04 AM.
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Old Jun 20, 2008 | 08:06 AM
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Originally Posted by LINCOLN
There is no way can connect direct to analogue input as need to control current to the sensor.
you need a controller with every WB sensor. it seems that the T6 can control a NTK, but not a Bosch
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Old Jun 20, 2008 | 05:29 PM
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Use an Innovate controller into an analogue input, that will be the most accurate as it it wont rely on sensor calibration resistors and will tell u if the sensor goes bad.
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