NI SCXI-1300

Description

Product Overview

The NI SCXI-1300 is a versatile terminal block module from National Instruments (NI), designed for general-purpose signal conditioning and connectivity in industrial measurement systems. As part of the SCXI (Signal Conditioning eXtensions for Industry) series, this module serves as a front-mounted interface for connecting sensors to SCXI signal conditioning modules, such as the SCXI-1100 and SCXI-1102. The SCXI-1300 features both screw terminals and front-panel BNC connectors, enabling flexible wiring for voltage measurements and general-purpose applications. It incorporates a built-in temperature sensor for cold-junction compensation, ensuring accurate thermocouple measurements with a precision of ±1.3°C across 0–50°C. This module bridges the gap between field sensors and DAQ systems, providing a robust solution for the industries that require reliable signal conditioning and easy integration.

Technical Specifications

NI SCXI-1300

Main Features and Advantages

Dual Connectivity Options: The NI SCXI-1300 offers both screw terminals and BNC connectors, accommodating diverse sensor types and wiring preferences. Screw terminals suit permanent field installations, while BNC connectors enable quick patch cable connections for temporary setups.
Precision Cold-Junction Compensation: The integrated temperature sensor eliminates the need for external compensation circuitry, ensuring accurate thermocouple readings without additional hardware. This feature is critical for applications requiring high-precision temperature measurements, such as materials testing or process control.
Modular SCXI Integration: Designed to mount directly to SCXI-1100 series modules, the SCXI-1300 streamlines system setup by reducing cabling complexity. It supports seamless integration with NI’s signal conditioning ecosystem, enabling users to add filtering, amplification, or isolation as needed.
Rugged Industrial Design: Built to withstand harsh environments, the module features durable components and a compact form factor. Its compliance with international safety standards (e.g., UL, CE) ensures safe operation in global industrial settings, while RoHS certification aligns with environmental regulations.
Noise Immunity: The SCXI-1300’s shielded construction and grounding options minimize electromagnetic interference (EMI), preserving signal integrity in noisy industrial environments. This is essential for maintaining measurement accuracy in applications like motor vibration analysis or power quality monitoring.

NI SCXI-1300

Application Field

The NI SCXI-1300 is widely used in industrial automation for general-purpose signal conditioning. In manufacturing, it connects temperature sensors to SCXI modules for real-time monitoring of production lines, ensuring process stability in applications like semiconductor fabrication or food processing. For energy production, the module supports thermocouple networks in power plants, enabling precise measurement of boiler temperatures or turbine performance.

In research laboratories, the SCXI-1300 facilitates materials testing by conditioning signals from strain gauges or load cells. It is also used in automotive R&D for engine temperature profiling during durability tests. Educational institutions leverage the module’s user-friendly design to teach signal conditioning principles, allowing students to interface sensors with DAQ systems in hands-on experiments. Additionally, the module supports environmental monitoring, such as connecting weather station sensors to record temperature and humidity data for climate research.

Related Products

SCXI-1102: A universal analog input module compatible with the SCXI-1300, offering 8 channels of differential input for voltage or thermocouple signals.
SCXI-1000: A modular chassis that houses the SCXI-1300 and SCXI-1100 series modules, providing power and mechanical support for complete signal conditioning systems.
SCXI-1326: A high-voltage terminal block complementing the SCXI-1300 in mixed-signal setups, handling up to 300 V for industrial high-voltage applications.
USB-6366: An E-Series DAQ device that pairs with the SCXI-1300 via cable adapters, enabling portable data acquisition in field measurements.
SCXI-1349: A cable adapter connecting E-Series DAQ devices to SCXI systems, essential for integrating the SCXI-1300 with NI’s broader measurement ecosystem.

Installation and Maintenance

Pre-installation preparation: Before mounting the NI SCXI-1300, ensure the compatible SCXI module (e.g., SCXI-1102) is installed in a SCXI chassis. Use insulated tools to terminate field wires to the screw terminals, following the wiring diagram to avoid polarity errors. For thermocouple applications, connect the appropriate wires to the labeled terminals and ensure the module is grounded to minimize noise. Route cables away from high-voltage sources to prevent interference.
Maintenance recommendations: Regularly inspect the SCXI-1300 for loose terminals or corrosion, especially in humid environments. Tighten screws to maintain secure connections and clean the module with a dry cloth to remove dust. If using BNC connectors, check for bent pins or damage that could affect signal quality. Periodically verify cold-junction compensation accuracy by comparing the internal temperature sensor reading to a calibrated thermometer. Refer to NI’s documentation for troubleshooting or contact technical support for calibration assistance.

Product Guarantee

The NI SCXI-1300 is backed by NI’s 3-year warranty, covering manufacturing defects and ensuring reliable performance. NI provides comprehensive technical support through online resources, including installation guides, safety datasheets, and community forums, to assist with integration and troubleshooting. Users can access free software updates for NI-DAQmx and related tools, ensuring compatibility with evolving measurement systems. This guarantee reflects NI’s commitment to delivering durable, industry-standard solutions for general-purpose signal conditioning, making the SCXI-1300 a trusted component for both industrial installations and academic research.