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Appendix A Specifications for SCXI-1191
© National Instruments Corporation A-5 SCXI-1190/1191/1192User Manual
SCXI-1191
Input Characteristics
Number of banks....................................4
Number of channels per bank ................4
Common-mode voltage
Channel to earth.............................. 30 V
rms
or DC
Maximum switching voltage
AC................................................... 30 V
rms
DC...................................................30 VDC
Maximum switching capacity per channel
AC................................................... 0.33 A
rms
at 30 V
rms
DC................................................... 0.33 ADC at 30 VDC
Maximum switching
power per channel..................................10 W
Contact on resistance (initial) ................200 mΩ max
Contact material.....................................Gold
RF Performance Characteristics
Characteristic impedance (Z
0
)................50 Ω
Insertion loss at:
< 2.5 GHz........................................< 0.6 dB
< 4 GHz...........................................< 0.9 dB
VSWR at:
< 2.5 GHz........................................< 1.3
< 4 GHz...........................................< 1.5