🔧 Product Overview: National Instruments SCXI-1193 Multiplexer Switch Module

The National Instruments SCXI-1193 is a high-performance multiplexer switch module designed for the SCXI (Signal Conditioning eXtensions for Instrumentation) platform, enabling flexible signal routing for data acquisition, testing, and industrial monitoring applications. The module provides high-density switching capabilities, allowing multiple analog or digital signals to be routed through a single measurement channel. This design maximizes the efficiency of data acquisition systems while minimizing cabling complexity and system footprint.

The SCXI-1193 is optimized for precision and reliability, supporting both low-level and high-voltage signals with minimal crosstalk and noise. Its modular architecture allows seamless integration with other SCXI modules, providing a fully configurable platform for laboratory, industrial, and process automation applications. By enabling automated signal routing, the module reduces manual intervention, increases throughput, and supports advanced testing and monitoring scenarios.

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⚙️ Technical Specifications (Datasheet)

Parameter	Specification
Product Model	SCXI-1193
Manufacturer	National Instruments
Product Type	Multiplexer / Switch Module
Platform Compatibility	SCXI Series Chassis
Function	Signal routing, multiplexing, and switching for analog/digital signals
Channel Configuration	32 channels single-ended or 16 channels differential
Maximum Signal Voltage	±10 V (typical)
Switching Type	Relay-based or solid-state (depending on configuration)
Isolation	Channel-to-channel and channel-to-ground isolation
Bandwidth	Up to 1 MHz (typical, dependent on configuration)
Switching Speed	< 1 ms per channel
Operating Temperature Range	0°C to +55°C
Mounting Type	SCXI chassis-slot installation
Status Indicators	LED indicators for module power and relay activity
Compliance	CE, RoHS, UL
Maintenance	Field-replaceable, hot-swappable within SCXI chassis
Typical Application	Automated test systems, industrial process monitoring, laboratory measurements, and signal conditioning

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⚡ Key Features

• High-Density Multiplexing: Supports up to 32 channels per module for compact, scalable system design.
• Flexible Signal Routing: Enables both single-ended and differential configurations to accommodate a wide range of sensor inputs.
• High Reliability: Designed for long-term industrial and laboratory operation with low crosstalk, high isolation, and minimal signal degradation.
• Automated Operation: Integrates with software-controlled SCXI systems for automated testing and monitoring.
• Hot-Swappable Design: Can be replaced or upgraded without disrupting other modules in the SCXI chassis.
• Diagnostic Indicators: LED status lights provide visual feedback for module health and relay activity, simplifying troubleshooting.

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🧰 Installation and Maintenance

The SCXI-1193 module installs directly into a compatible SCXI chassis. Before installation, ensure that power to the chassis is off. Slide the module into the designated slot and secure it according to SCXI specifications. Connect input and output signals using the provided terminal blocks or shielded cabling for optimal noise immunity.

Routine maintenance includes inspecting connections, verifying LED status indicators, and ensuring that relay operations function correctly. Firmware or configuration updates are performed via National Instruments’ software tools. The module’s hot-swappable feature allows easy replacement or expansion without interrupting ongoing measurements or data acquisition.

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🏭 Industrial Applications

• Automated testing of electronic devices and sensors in manufacturing environments
• Industrial process monitoring with multiple sensor inputs
• Laboratory experiments requiring high channel counts and flexible signal routing
• Data acquisition for predictive maintenance and condition monitoring
• Integration into SCXI-based distributed measurement systems for industrial research and development

By consolidating multiple signal channels into a single module, the SCXI-1193 reduces system complexity while enabling high-precision, automated measurement, making it ideal for industries focused on efficiency, reliability, and scalability.

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🌐 Industrial Insight

The increasing adoption of automated testing and digital process monitoring has amplified the need for high-density multiplexer modules like the SCXI-1193. These modules allow industries to reduce downtime, increase throughput, and enhance measurement accuracy. In line with Industry 4.0 initiatives, integration of SCXI modules into automated systems provides the backbone for smart factory solutions, predictive maintenance, and real-time data analytics, ensuring industrial processes are more efficient, reliable, and resilient.

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🔗 Recommended Related Products

Model	Description	Manufacturer	Link
SCXI-1192	Analog Multiplexer Module	National Instruments	https://www.dcsplcsystem.com/
SCXI-1171	Relay-Based Signal Switch Module	National Instruments	https://www.dcsplcsystem.com/
SCXI-1134	High-Voltage Multiplexer Module	National Instruments	https://www.dcsplcsystem.com/
SCXI-1313	Digital Multiplexer / Switch Module	National Instruments	https://www.dcsplcsystem.com/
SCXI-1303	Signal Conditioning Multiplexer	National Instruments	https://www.dcsplcsystem.com/

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💡 Summary:
The National Instruments SCXI-1193 Multiplexer Switch Module provides high-density, flexible signal routing for industrial, laboratory, and automated testing applications. Its modular, hot-swappable design, combined with reliable relay switching and real-time diagnostics, ensures high efficiency, reduced downtime, and precise measurement across a wide range of applications. This module is a critical component for engineers and industrial automation specialists seeking scalable, accurate, and robust data acquisition solutions.