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128-channel multiplexing/matrix switch card - Programmable signal routing center

128-channel multiplexing/matrix switch card is a high-density, multi-functional PXI bus switch module, integrating 128 channels within a single 3U slot. It is mainly used for routing and switching of signals in automated testing systems.

Description

This is a 128-channel multi-function switch module with PXI bus standard and 3U single-slot form factor.Acts as a programmable signal routing hub in automated test systems, automatically completing multi-channel signal switching, scanning, and distribution via software control, replacing manual cable plugging and improving test efficiency.

Specifications

Model	PXI3017	PXI3018	PXI3019
Bus	PXI	PXI	PXI
Number of Channels	128	256 Crosspoints	512 Crosspoints
Multiplexer Control & Topology	1-wire 128×1 4 groups 1-wire 32×1 2-wire 64×1 4 groups 2-wire 16×1 2 groups 4-wire 16×1	2 groups 1-wire 64×1 8 groups 1-wire 16×1 2 groups 2-wire 32×1 4-wire 32×1	-
Matrix Control & Topology	1-wire 4×32 Matrix 2-wire 4×16 Matrix 1-wire 8×16 Matrix 2-wire 16×16	1-wire 8×32 2 groups 1-wire 8×32 2 groups 2-wire 4×32	1-wire 4×128 1-wire 8×64 2 groups 1-wire 8×32 2 groups 1-wire 16×16 2 groups 2-wire 16×16 2 groups 2-wire 4×32
Max. Relay Contact Resistance	≤120mΩ	≤100mΩ	-
Channel DC Resistance	≤2Ω	≤1.4Ω	≤0.9Ω
Max. Relay Switching Power	10W	55W	10W
Max. Relay Switching Voltage	200V	55VDC	100VDC
Max. Relay Switching Current	0.5A	1A	0.5A
Relay Operational Life (Resistive Load)	1×10⁶ cycles	No mechanical life limit under specified usage conditions	1×10⁶ cycles (no load)
Relay Pick-up Time	≤1ms	≤2.5ms	0.25ms
Relay Release Time	≤1ms	≤0.5ms	0.25ms
Connector	mx71624 (Molex)	SCSI68 (Pin)	ERF8-EM2, 160-pin (Socket)
Operating Temperature	0°C ~ 50°C	-40°C ~ +70°C	-
Storage Temperature	-40°C ~ +70°C	-	-
Operating Humidity	10% ~ 90% (Non-condensing)	5% ~ 95% (Non-condensing)	-
Mechanical Dimensions	PXI Single Slot, 3U Standard Module	PXI Single Slot, 3U Standard Module	PXI 2-Slot, 3U Standard Module

Applications

The module can be seamlessly integrated into PXI test systems, working in coordination with PXI chassis, controllers, and other instrument modules (such as multimeters, oscilloscopes, signal generators, etc.) to form a complete automated test platform.

General-Purpose Signal Switching
Sensor Signal Conditioning and Measurement
Multi-Channel Data Acquisition Systems
Semiconductor and Component Testing
Scientific Research and Educational Experiments
Low-Voltage Low-Power Power Signal Switching

Functionality

The multiplexer/matrix switch module is designed based on the PXI bus, utilizing small-sized SPST reed relays or opto-MOS relays, which effectively suppress signal interference between channels and improve relay switching life and speed. The multiplexer/matrix switch module, combined with different types of terminal boxes, can achieve multiplexing and matrix switching for single-ended signals, differential signals, and sensor signals requiring excitation power. This series of modules is widely used in automatic test and measurement systems with a large number of signals and complex interrelationships.

Key Features

Combines multiplexer and matrix topologies, offering high cost-effectiveness and more flexible choices.

1-wire multiplexing for switching various single-ended signals across multiple channels.

2-wire multiplexing for switching various differential signals across multiple channels.

4-wire multiplexing for switching high-channel-count non-electrical sensor signals requiring excitation.

1-wire matrix switch for switching various single-ended signals across multiple channels.

2-wire matrix switch for switching various differential signals across multiple channels.

Fully Chinese programming manuals, development documentation, software interfaces, and examples, aligning with the usage habits of domestic users.

Industrial-grade components provide stronger environmental adaptability and higher reliability.

Custom Design

Centered on high-density integration and multi-functional topology, it achieves flexible, high-fidelity signal routing within a single PXI slot, meeting the requirements of complex automated test systems for multi-type signal switching.

Through two-in-one functionality (supporting both multiplexer and matrix modes), broad signal adaptability (compatible with single-ended, differential, and sensor signals), and high-reliability design, it provides users with a cost-effective, space-saving, and easy-to-integrate signal switching solution.

Customization Process

Why Choose MXTD?

Deep Industry Encounter: With over 12 years in estimation and control frameworks, we get it the challenges you confront and convey arrangements that work.

Expert Designing Group: Our gifted R&D experts drive persistent advancement while providing specialized bolster all through your venture lifecycle.

Quality Affirmation: Thorough testing and quality control forms guarantee each item meets tall benchmarks for unwavering quality and performance.

Comprehensive Bolster: From beginning discussion through continuous upkeep, our group gives the skill you require for effective extend completion.

Flexible Arrangements: Whether you require standard items or custom plans, we provide arrangements that coordinate your particular prerequisites and budget.

Certifications and Certificates

Logistics and Transportation

FAQ

Q: What is the maximum switching voltage and current?
A: Maximum switching voltage is 200VDC, maximum switching current is 0.5A, and maximum switching power is 10W.

Q:What is the channel resistance? Will it affect signal accuracy?
A: Maximum relay contact resistance is ≤120mΩ, channel DC resistance is ≤2Ω, ensuring high-fidelity signal transmission.

Q: What is the relay lifespan?
A: The relay operational life is 1×10⁶ cycles (under resistive load conditions).

Q: What interface is used for connecting external signals?
A: The front panel interface is mx71624 (Molex), requiring use with dedicated terminal boxes (Multiplexer Terminal Box, Matrix 1 Terminal Box, Matrix 2 Terminal Box).

Q:What are the operating and storage temperature ranges?
A: Operating temperature: 0℃~50℃, storage temperature: -40℃~+70℃, operating humidity: 10%~90% (non-condensing).

Contact Us

This product supports both multiplexer and matrix operating modes，Integrates 128 channels in a single slot, saving chassis space，Supports multiple topologies (1-wire 128×1, 2-wire 64×1, 4×32 matrix, etc.) Compatible with single-ended signals, differential signals, and sensor signals，Provide users with a cost-effective, space-saving and easily-integrable signal switching solution.

Contact our sales team at manager03@mxtdinfo.com to discuss your requirements, request detailed specifications, or arrange product demonstrations. We look forward to helping you achieve your measurement and control objectives with our reliable switching technology.