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NI PXI-2576

128-Channel Multibank Multiplexer

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16 banks of 4x1 (2-wire) multiplexers for parallel operations
Up to 100 VDC, 100 VAC
Deterministic operation with hardware triggers
145 channels/s maximum switching speed
Onboard relay count tracking for predictive maintenance
Up to 1 A switching/1 A carry
Data Sheet | Configure System

Overview
Specifications
Pricing
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Select one of the following options for product configuration and pricing:

Select Module and Accessories Below »			Configure and Price a Complete PXI System »

Module	Accessories		Chassis, Controllers, Modules	Software & Services

Step 1: Verify Device and Quantity Selection

Part
Number

Description

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Qty

NI PXI-2576

778572-76

Cable and External Terminal Block
NI Recommended

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778572-76

Front-Mounting Terminal Block

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Each NI PXI-2576 (Cable and External Terminal Block) requires: 1 Terminal Block, 1 Cable


NI PXI-2576 (Cable and External Terminal Block)		Terminal Block		Cable

Step 2: Select Cable

Part
Number

Description

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Shielded

780009-01

LFH160 to 50-Pin D-SUB
NI Recommended

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Step 3: Select Terminal Block

Part
Number

Description

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Screw Terminals

779305-01

NI TBX-50, 50 Pin Dsub Screw Terminal Block
NI Recommended

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Step 4: Select Optional Accessories

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Number

Description

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Other

778546-09

NI Switch Executive Development System

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Step 5: Add to Cart or Get a Quote

Step 2: Select Terminal Block

Part
Number

Description

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Qty

Screw Terminals

779535-01

NI TB-2676
NI Recommended

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Step 3: Select Optional Accessories

Part
Number

Description

Est Ship Days

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(change)

Qty

Other

778546-09

NI Switch Executive Development System

For price, select country

779669-01

Ribbon Cable Kit For NI TB-2676 Terminal Block

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Step 4: Add to Cart or Get a Quote

Please select the country where you will use the product(s) so that we can provide you with accurate pricing, availability, and purchasing information

The National Instruments PXI-2576 is a multibank multiplexing modulewith 16 banks of 4x1 2-wire multiplexers. With the flexible architectureof the NI PXI-2576, you can configure it in a variety of topologiesthat make it suitable for parallel measurement operations requiringlow-channel counts. In addition, you can combine all multiplexers onthe PXI-2576 to form a single high-channel-count multiplexer featuring64 2-wire channels. You can program the module with a variety ofsoftware including NI-SWITCH and NI Switch Executive.

Data Sheet | View Pricing and Purchasing Information »

Additional Product Information

Related Information

Product Selection Guide

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Specifications Documents

Specifications Summary

General
Form Factor	PXI
OS Support	Windows, Real-Time, Linux
LabVIEW RT Support	Yes
Switch Type	Multiplexer
Relay Type	Electromechanical
Connectivity	Terminal Block
Product Certifications	C-Tick, CAN/CSA, CE, FCC Part 15, IEC, UL - Product Safety
Input Characteristics
Multiplexer Configurations	8 banks of 8x1, 2-wire 16 banks of 4x1, 2-wire 4 banks of 16x1, 2-wire 2 banks of 32x1, 2-wire 64x1, 2-wire
Maximum Switching Voltage DC (Pollution Degree 2)	100 VDC
Maximum Switching Voltage AC	100 Vrms
Maximum Switching Current	1 A
Maximum Carry Current	1 A
Maximum Switching Power	30 W
Bandwidth	60 MHz
Relay Count Tracking	Yes
Voltage Category	CAT I
Path Resistance (Typical)	0.5 Ohm
Thermal EMF	3 µV
Dynamic Characteristics
Mechanical Relay Life	5 x 10⁷ cycles
Scan Rate	145 cycles/s
Timing/Triggering/Synchronization
Synchronization Bus (RTSI)	Yes
Triggering	Digital
External Clocking	No
Physical Specifications
Length	16 cm
Width	10 cm
Height	2 cm
I/O Connector	160-pin LFH

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Factory Installation

Reduce your setup time with National Instruments installation services and get a system you can use out of the box. Factory installation services include:

Installation of all individual hardware and software components as well as full testing to eliminate conflicts
Custom documentation plus a custom restore and startup utility
2-year warranty and calibration coverage

This service is only available for PXI, CompactRIO, and Compact FieldPoint systems.

Extended Warranties

National Instruments designs and manufactures all products to minimize failures, but we know unexpected failures can still occur. Extended warranties provide a fixed economical price at the time of system purchase covering any repair costs for up to three years.

Significant cost savings compared to individual repair incidents
Fault location, diagnostics, and repair by NI any time the system product fails
All parts and labor costs covered as well as any adjustments needed to bring the hardware back to manufacturing specifications

Calibration

NI recognizes the need to maintain properly calibrated devices for high-accuracy measurements. We provide manual calibration procedures, services to recalibrate your products, and automated calibration software to calibrate many of our measurement products.

Training

NI training is the fastest, most certain route to productivity with NI tools and successful application development.

Repair Services

You can return your registered product under warranty at no additional labor and parts cost. NI offers fault location, diagnostics, and repair any time the system fails as well as any adjustments needed to bring the hardware back to manufacturing specifications.
Contact us to obtain a Return Material Authorization (RMA) form and shipping instructions
View your RMA support request status online
Register your product

Technical Support

www.ni.com/support

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