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The WBAF-3 is a wide band air-fuel controller that includes
a display and data logging features.
Suitable
for in-car or on-dyno use. This miniature
controller is fully encapsulated,
completely
waterproof and can be mounted in
any engine
compartment. It is compatible with Methanol, Ethanol,
Leaded and Unleaded Gasoline. (Sensor
life
is limited when used with leaded
gasoline.)
Our experience is the sensor lasts
from 10
to 50 hours of run time on leaded
gas, life
depends on lead content and number
of heat
cycles.
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Measures actual air-fuel ratio or lambda.
Displays air-fuel ratio for gasoline
or methanol.
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Ultra bright daylight readable blue LED display
with automatic dimming in low light
conditions.
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Easy free-air calibration proceedure. Uses
the Bosch LSU 4.2 sensor which is
accurate
and low cost.
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Unlike many other wide bands, the WBAF-3 output does not vary when power supply voltage
changes. This is extremely important
in cars
running total loss ignition. Voltage
output
is constant with power supply voltage
of
11 to 16 volts.
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Accuracy is better than +/- 0.1 AFR over
the full range.
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Has 0 - 5 volt linear output which is compatible
with virtually any data logging system.
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Compact size: 4" x 2" x 1/2"
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If your current data system is maxed out
or if you do not have a system this is the
least expensive way to get in to logging
Air-Fuel Ratio!
Simple, Accurate, Repeatable, and Reliable!
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WBAF-3 Data Logging Features:
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Logs Air-Fuel Ratio, RPM, and one analog
sensor (0 - 5 volt) such as Throttle,
Fuel
Pressure, or Manifold Pressure.
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Automatic start and stop of logging, USB
download to PC.
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Always saves the most recent data in flash
memory.
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Logs 26 minutes @ 5 samples per second, Sample
rate selectable from 1 to 10 samples
per
second. Simple, easy to use software included.
Click HERE to download the software.
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| Ordering info and pricing: |
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| WBAF-3 with Sensor Includes harnesses, weld bung, software CD
and USB cable. |
$ 440 |
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SEN-43 Replacement sensor
(Bosch LSU 4.2 with connector installed)
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$ 110 |
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| Log and Analysis Software |
FREE |
(Download Now) |
| Other sensors for WBAF-3 |
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Typical Plot (click to enlarge) |
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Typical AFR Table (click to enlarge)
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