The Keysight 34103A is a low thermal shorting plug engineered to minimize thermal electromotive force (EMF) in sensitive measurement circuits. It provides a stable, reliable short connection designed to reduce measurement errors caused by temperature gradients—critical for applications requiring exceptional accuracy in low-level voltage and resistance measurements.
Technical Specifications
• Accessory Type: Low thermal shorting plug
• Manufacturer: Keysight Technologies (formerly Agilent)
• Primary Function: Minimal thermal EMF shorting solution for zero offset verification and adjustment
• Termination: Mating connector for the Keysight 34420A
• Construction: Contact materials and connector types vary in aftermarket versions; some feature gold-plated brass contacts with push-pull connectors versus original pure copper with nut-threaded designs
• Dimensions: 135 × 80 × 20 mm (including package)
• Weight: 25 grams (including package)
• Country of Origin: Malaysia
– Key Features
• Minimized thermal EMF reduces errors from temperature gradients in measurement circuits
• Enables zero offset verification and adjustment in compatible instruments
• Supports effective digit calculation in sensitive digital multimeters
• Delivers stable short-circuit connection for precision electrical measurements
– Typical Applications
• Micro-ohm resistance measurements on the Keysight 34420A
• Zero offset verification in low-level voltage measurement systems
• Thermal error compensation in nanovolt-class measurement circuits
• Effective digit verification in precision DMM applications
– Compatibility & Integration
The 34103A is specifically designed for the Keysight 34420A NanoVolt Micro-Ohm Meter. Potential compatibility exists with Keithley 2182A instruments, though contact material and connector differences may affect performance characteristics in some aftermarket versions.
