The NI 184428-01 is a 1 meter serial loopback test cable engineered for RS-232 and RS-485 communication port validation and troubleshooting. It bridges 10-position RJ-45 and 9-pin male D-Sub connectors, enabling direct loopback connections across diverse serial interface environments. This unshielded round cable facilitates rapid diagnostics of serial port functionality without requiring external test equipment.
Technical Specifications
• Part Number: NI 184428-01
• Cable Length: 1 meter (3.28 feet)
• Connector A: 10-Position RJ-45 modular plug
• Connector B: 9-Pin male D-Sub
• Interface Support: RS-232 / RS-485
• Cable Construction: Round, unshielded
• Color: Black
• Compliance: RoHS compliant, RoHS phthalates compliant, no SVHC content (as of July 8, 2021)
• Packaging: Box
– Key Features
• Direct loopback configuration eliminates external test equipment dependencies
• Modular RJ-45 connector accommodates 10-position pinouts for multi-signal routing
• Standard DB-9 male connector maintains compatibility with legacy serial hardware
• Dual-protocol support (RS-232 and RS-485) extends testing scope across communication standards
• Unshielded construction simplifies field deployment in controlled environments
– Typical Applications
• Serial port loopback testing and validation
• RS-232 / RS-485 interface troubleshooting
• Communication port diagnostics in development and manufacturing test environments
• Signal integrity verification across serial transmission lines
– Compatibility & Integration
This cable integrates with NI GPIB interfaces and C Series serial modules. Pin assignments for RS-232 and RS-485 signal routing are documented in NI technical documentation. Dimensional drawings are available in PDF and DXF formats. Product Status: Obsolete — no longer manufactured.
