National Instruments SCXI-1129 High-Density Multiconfiguration Matrix

National Instruments SCXI-1129 High-Density Multiconfiguration Matrix

Part Number: 776572-29

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Stock # 62813-2
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National Instruments SCXI-1129 High-Density Multiconfiguration Matrix

  • 256 Crosspoint High-Density Matrix Module
  • Provides Up to a 4×64, 2-Wire Switch Matrix Configuration
  • Operates as Four 4×16, Two 4×32, Two 8×1 6, 2-Wire Matrixes


The National Instruments SCXI-1129 is a 256 crosspoint high-density matrix module. It provides up to a 4 ×64, 2-wire switch matrix configuration on an SCXI platform. The SCXI-1129 can also operate as four 4 ×16, 2-wire matrixes; two 4 ×32, 2-wire matrixes; or two 8 ×1 6, 2-wire matrixes.

Product Family: SCXI-1129, SCXI 1129, SCXI1129, 776572-29

Important Notice: Please note that any additional items included with this equipment such as accessories, manuals, cables, calibration data, software, etc. are specifically listed in the above stock item description and/or displayed in the photos of the equipment. Please contact one of our Customer Support Specialists if you have any questions about what is included with this equipment or if you require any additional information.

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Input Characteristics
Number of 2-wire crosspoints256
Matrix typeQuad 4 × 16
Common-mode voltage
Channel to channel150 Vrms or DC
Channel to earth150 Vrms or DC
Maximum allowed voltage
AC150 Vrms
Maximum switching capacity
DC1 A at 30 V
AC0.25 A at 150 V
Maximum switching power
per crosspoint37.5 VA, 30 W
Maximum path< 1 Ω
Transfer Characteristics
Thermal EMF (differential< 9 µV
Maximum frequency bandwidth(50 Ω termination)
Worst-case path10 MHz
Channel to channel crosstalk (50 Ω termination)
10 kHz<–80 dB
100 kHz< –68 dB
1 MHz< –53 dB
Dynamic Characteristics
Maximum operating speed125 cycles/s
Relay operate time (at 20 °C)4 ms max
Relay release time (at 20 °C)4 ms max
Expected life
Mechanical (at 180 cpm)5 × 107 operations
Electrical at maximum load1 × 105 operations
Trigger Characteristics
Scanner advanced pulsewidth1 µs to 64 µs
6-bit programmable
Scanner advanced delay1 µs to 64 µs
6-bit programmable
External trigger input pulsewidth200 ns

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Item Images

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National Instruments SCXI-1129 High-Density Multiconfiguration Matrix

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Manuals, Datasheets, Drivers, Links

National Instruments SCXI-1129 Manual (pdf) 
Link to National Instruments Website 

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