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© National Instruments Corporation A-1 SCXI-1190/1191 User Manual
A
Specifications
This appendix lists the specifications for the SCXI-1190 and the
SCXI-1191 multiplexer modules. These specifications are typical at 25 °C
unless otherwise noted.
SCXI-1190
Input Characteristics
Number of relays per bank.....................3
Number of banks.................................... 4
Common-mode voltage
Channel to earth..............................24 VDC
Maximum switching voltage
AC...................................................24 V
rms
DC...................................................24 VDC
Maximum switching capacity per channel
DC...................................................1 A at 24 V
AC...................................................1 A
rms
at 24 V
Maximum switching
power per channel.................................. 24 W
Contact on resistance (initial) ................ 100 mΩ max
Contact material.....................................Gold-clad silver