The NI SH68-68-EP is a 10-meter shielded digital cable engineered for high-integrity data transfer between National Instruments DAQ devices and signal conditioning accessories. Built with 68 conductors and dual 68-pin female SCSI 0.050 D-Type connectors, this cable delivers the noise immunity required in electrically challenging laboratory and industrial environments. Multilayer shielding protects against EMI and crosstalk, ensuring signal fidelity across mixed-signal applications.
– Technical Specifications
Cable Construction
• 68 conductors with fire-resistant plastic jacket
• Length: 10 meters
• Multilayer shielding architecture
Digital Twisted Pairs (28 AWG)
• Differential Impedance: 100 ± 15 Ohms @ TDR (typ.)
• Mutual Capacitance: 17.5 pF/ft max (typ.)
• Propagation Delay: 1.60 ns/ft max (typ.)
• Conductor DC Resistance: 0.070 Ohms/ft max @ 20 °C (typ.)
Power Lines (20 AWG)
• +5 V rated conductors included
Connectors
• Two 68-pin female SCSI 0.050 D-Type connectors
– Key Features
• Multilayer shielding for EMI rejection in dense rack environments
• Mixed conductor gauges optimize signal and power distribution
• Fire-resistant jacket meets industrial safety requirements
• Precision impedance control on differential pairs
• Low propagation delay supports high-speed digital signals
– Typical Applications
• Multifunction I/O device interconnection
• Signal conditioning module cabling
• Real-time data acquisition systems
• Laboratory test stands with multiple DAQ cards
– Compatibility & Integration
Connects directly to NI E Series (excluding DAQCards), S Series (excluding NI 6143), B Series (PCI), and USB M Series devices. Works with connector blocks CB-68LPR, SCB-68, and AT-MIO-16E-10. Compatible with NI 60xxE multifunction I/O devices and SC-204x series accessories.
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