Switch User Manual SCXI-1190, 1191, 1192

Appendix A Specifications for SCXI-1191
© National Instruments Corporation A-5 SCXI-1190/1191/1192 User 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