National Instruments SCXI-1190/1191 - Manual (Page 29)

© 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 m
Ω
max
Contact material ..................................... Gold-clad silver