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NI (National Instruments) · PXI

PXI-2530B

The NI PXI-2530B is a 128-channel reed-relay PXI multiplexer switch module supporting 1-wire, 2-wire, and 4-wire modes. Multiplexer and matrix configurations depend on the selected terminal block.

ManufacturerNI (National Instruments)

ModelPXI-2530B

Part Number778572-30

Product Type128-Channel, 1-, 2-, or 4-Wire PXI Multiplexer Switch Module

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Scan Rate900 cycles/s

Mode (n-wire)1-wire, 2-wire, 4-wire

Bus ConnectorPXI Hybrid

Maximum Switching Current DC0.4 A

Maximum Switching Voltage DC60 V

Relay TypeReed

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Overview

Product overview

Key product information and technical features.

The PXI-2530B, NI part number 778572-30, is a PXI switch module with a PXI Hybrid bus connector and reed relays. It provides up to 128 channels, with channel and bank arrangements determined by the switching configuration.

The module supports 1-wire, 2-wire, and 4-wire operation. Selecting the appropriate terminal block enables multiplexer or matrix configurations; verify the required topology and terminal block before integration.

Supports 1-wire, 2-wire, and 4-wire switching modes.
Provides 128 crosspoints with configuration-dependent channel counts of 16, 32, 64, or 128.
Supports configurations with 1, 2, 4, or 8 banks.
Uses reed relays with a specified scan rate of 900 cycles/s.
Maximum switching ratings include 60 V DC, 30 V AC, and 0.4 A DC.
Multiplexer and matrix configurations are implemented using the appropriate terminal block.

Verified specifications

Technical data

Verified product specifications.

Scan Rate	900 cycles/s
Mode (n-wire)	1-wire, 2-wire, 4-wire
Bus Connector	PXI Hybrid
Maximum Switching Current DC	0.4 A
Maximum Switching Voltage DC	60 V
Relay Type	Reed
Switch Bandwidth	12 MHz
Number of Channels	16, 32, 64, 128
Number of Banks	1, 2, 4, 8
Supported Hardware Platform	PXI
Bus Connection	PXI Hybrid
Crosspoints	128
Maximum Switching Voltage AC	30 V
Number of Columns	1
Number of Rows	8
Row Access	Yes
NI part numbers	778572-30

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NI

Manufacturer

PXI

Supported Hardware Platform

PXI-2530B

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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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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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FAQ

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Product-specific answers based on available technical information.

What is the NI part number for the PXI-2530B?

The supplied verified catalog data identifies NI part number 778572-30.

What switching modes does the PXI-2530B support?

It supports 1-wire, 2-wire, and 4-wire switching modes. Channel and bank counts depend on the selected configuration.

Can the PXI-2530B provide multiplexer and matrix configurations?

Yes. Multiplexer and matrix configurations can be implemented by selecting the appropriate terminal block. Confirm the specific topology and terminal block requirements in NI documentation.

What are the maximum DC switching ratings?

The listed maximum DC switching voltage is 60 V and maximum DC switching current is 0.4 A. Consult the specifications for applicable operating conditions before designing a switching circuit.

What relay type does the PXI-2530B use?

The PXI-2530B uses reed relays.