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NI (National Instruments) · PXI

PXI-2546

The NI PXI-2546, part number 778572-46, is a 2.7 GHz, 50 ohm dual 4x1 PXI RF multiplexer switch module. It uses electromechanical relays and provides two switching banks.

ManufacturerNI (National Instruments)
ModelPXI-2546
Part Number778572-46
Product Type2.7 GHz, 50 Ω, Dual 4x1 PXI RF Multiplexer Switch Module
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30-Day Returnspolicy applies
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Bus ConnectionPXI Hybrid
Maximum Switching Voltage AC30 V
Relay TypeElectromechanical
Switch Bandwidth2.7 GHz
Characteristic Impedence50 Ohm
Max Insertion Loss-1.35 dB
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Overview

Product overview

Key product information and technical features.

The PXI-2546 is an RF signal-routing module for PXI systems. Its dual 4x1 configuration provides two multiplexer banks, with four selectable channels per bank.

The module combines electromechanical switching with a 50 ohm signal path and 2.7 GHz bandwidth. Use the NI specifications and switching-system getting-started guide to check electrical limits and integration requirements before installation.

  • Dual 4x1 multiplexer configuration with two switching banks.
  • 2.7 GHz switch bandwidth and 50 ohm characteristic impedance.
  • Electromechanical relays with no termination.
  • Maximum switching voltage of 30 V AC and 30 V DC.
  • Scan rate of 45 cycles/s.
Verified specifications

Technical data

Verified product specifications.

Bus ConnectionPXI Hybrid
Maximum Switching Voltage AC30 V
Relay TypeElectromechanical
Switch Bandwidth2.7 GHz
Characteristic Impedence50 Ohm
Max Insertion Loss-1.35 dB
Number of Channels4
Number of Banks2
TerminationNo
Supported Hardware PlatformPXI
Maximum Carry Current AC0.5 A
Maximum Switching Current DC0.5 A
Maximum Switching Voltage DC30 V
Mode (n-wire)1-wire
Number of Columns1
Number of Rows4
Row AccessYes
Scan Rate45 cycles/s
NI part numbers778572-46
Condition & included items

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NI

Manufacturer

PXI

Supported Hardware Platform

PXI-2546

This product

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Manuals & software

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Manuals, software and technical resources for this model.

Letter Of Volatility (NI)Letter Of Volatility · ni.com
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Specifications (NI)Specifications · ni.com
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Getting Started (NI)Getting Started · ni.com
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Dimensional Drawings (NI)Dimensional Drawings · ni.com
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Product Page (NI)Product Page · ni.com
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Shipping, warranty & returns

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FAQ

Product-specific questions

Product-specific answers based on available technical information.

What is the NI part number for the PXI-2546?

The supplied verified catalog record identifies part number 778572-46.

What switching configuration does the PXI-2546 provide?

It is a dual 4x1 RF multiplexer with two banks, each offering four selectable channels.

What are the bandwidth and impedance?

The switch bandwidth is 2.7 GHz and the characteristic impedance is 50 ohm.

What type of relay does the PXI-2546 use?

The PXI-2546 uses electromechanical relays.

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