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NI 9757 User Manual
Introduction
The National Instruments 9757 offers an interface for multiple wide-band and narrow-band
exhaust oxygen sensors.
Features
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2 Ch. Bosch USA LSU 4.2 or LSU 4.9 wide-band sensor controller
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Fuse-protected heater control circuits (serviceable)
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4 Ch. Narrow-band sensor input (differential)
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All channel readings updated at 1 kHz
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LabVIEW FPGA and LabVIEW Real Time VIs for quick integration with application
Pinout
Figure 1.
NI 9757 Pin Assignments
Hardware
The NI 9757 Sensor Module Kit (part number 782079-01) includes controllers for Bosch USA
LSU 4.2 or LSU 4.9 wide-band oxygen sensors, and inputs for zirconium-dioxide-element,
narrow-band oxygen sensors. Wide-band oxygen sensors may also be referred to as Universal
