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NI (National Instruments) · PXI

PXIe-4330

The NI PXIe-4330, part number 781346-01, is a PXI Express bridge input module with 8 differential channels, 24-bit resolution and a maximum sample rate of 25.6 kS/s. It supports full-, half- and quarter-bridge configurations.

ManufacturerNI (National Instruments)

ModelPXIe-4330

Part Number781346-01

Product Type25 kS/s, 24-Bit, 8-Channel PXI Strain/Bridge Input Module

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Analog Input Voltage Range-25 mV/V to 25 mV/V -100 mV/V to 100 mV/V

Maximum Sample Rate25.6 kS/s

Max Differential Analog Input Channels8

Bridge ConfigurationsFull Bridge, Quarter Bridge, Half Bridge

Bridge Resistance120 Ohm, 1000 Ohm, 350 Ohm

Supported Hardware PlatformPXI

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Overview

Product overview

Key product information and technical features.

The PXIe-4330 is a simultaneous input module that combines data acquisition and signal conditioning for bridge-based sensors. Its eight differential analog input channels support full-, half- and quarter-bridge configurations.

Per-channel antialiasing and digital filters are provided alongside independently programmable excitation voltage for each channel. The module belongs to NI's PXI hardware platform and uses a PXI Express bus connection.

Eight differential analog input channels for bridge measurements.
24-bit resolution and a maximum sample rate of 25.6 kS/s.
Selectable bridge input ranges of ±25 mV/V and ±100 mV/V.
Support for full-, half- and quarter-bridge configurations with listed bridge resistance values of 120 Ω, 350 Ω and 1000 Ω.
Per-channel antialiasing and digital filters, with independently programmable excitation voltage.

Verified specifications

Technical data

Verified product specifications.

Analog Input Voltage Range	-25 mV/V to 25 mV/V -100 mV/V to 100 mV/V
Maximum Sample Rate	25.6 kS/s
Maximum Number of Differential Analog Input Channels	8
Bridge Configurations	Full Bridge, Quarter Bridge, Half Bridge
Bridge Resistance	120 Ohm, 1000 Ohm, 350 Ohm
Supported Hardware Platform	PXI
Bus Connection	PXI Express
NI part numbers	781346-01

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PXI

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PXIe-4330

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Getting Started (NI)Getting Started · ni.com

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Letter Of Volatility (NI)Letter Of Volatility · ni.com

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Specifications (NI)Specifications · ni.com

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Dimensional Drawings (NI)Dimensional Drawings · ni.com

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What is the NI part number for the PXIe-4330?

The listed NI part number is 781346-01.

How many channels does the PXIe-4330 provide?

The module provides eight differential analog input channels with 24-bit resolution.

Which bridge configurations and resistances are supported?

The listed configurations are full bridge, half bridge and quarter bridge. Listed bridge resistance values are 120 Ω, 350 Ω and 1000 Ω; consult the specifications for configuration-specific wiring requirements.

What are the maximum sample rate and bridge input ranges?

The maximum sample rate is 25.6 kS/s. The bridge input ranges are ±25 mV/V and ±100 mV/V.

Does the PXIe-4330 use PXI Express?

Yes. It belongs to the PXI hardware platform and uses a PXI Express bus connection. Verify chassis slot support before selecting a chassis.