NI 184639-01 E-Series Calibration Fixture

The NI 184639-01 E-Series Calibration Fixture is a specialized adapter that streamlines calibration of National Instruments E-Series and S-Series data acquisition devices. It consolidates external calibration equipment connections into a single interface, eliminating repetitive cable disconnections during multi-step procedures. The fixture maintains signal integrity through enhanced shielding and supports automated calibration workflows via National Instruments Calibration Executive software with IVI-compatible instruments.

– Technical Specifications

• Manufacturer Part Number: 184639-01
• Accessory Type: Calibration Adapter/Fixture
• Device Compatibility: 68-pin E-Series and S-Series DAQ devices
• Signal Connectors:
– 1× Frequency Counter BNC
– 3× HI/LO/Guard Calibrator connectors
– 2× HI/LO DMM connectors
• Cable Support: Shielded DAQ cables including NI Sh68-68-EP and low thermal copper EMF plug-in cables

– Key Features

• Single-point connection interface reduces calibration complexity and procedure time
• Eliminates cable reconnection cycles, minimizing connection errors and signal degradation
• Enhanced shielding maintains measurement accuracy by reducing noise
• Signal rerouting controlled via DAQ device DIO lines automatically adapts to specific E or S Series devices
• Supports Digital Multimeters, calibrators, and frequency counters in a unified connection scheme
• Compatible with SCB-68 and BNC-2110 terminal block expansion for extended configurations
• Integrates with Calibration Executive for automated routines using IVI-supported instruments

– Typical Applications

The fixture serves laboratory, industrial, and research environments requiring periodic DAQ system recalibration. Multi-point calibration procedures benefit from its simplified connection architecture, reducing setup time and human error in measurement-critical applications.

– Compatibility & Integration

Designed specifically for NI E-Series DAQ devices with full compatibility across S-Series platforms. Works with standard shielded calibration cables and integrates with National Instruments’ Calibration Executive software for streamlined automated workflows.