Appendix A Specifications for SCXI-1191
© National Instruments Corporation A-5 SCXI-1190/1191 User Manual
Note Refer to the warning and cautions in Chapter2, Using the SCXI-119X, for important
information about using your SCXI-1191 with high-power signals.
Dynamic Characteristics
Relay operate time (at 20 °C)
Typical............................................ 15 ms
Relay release time (at 20 °C)
Typical............................................ 15 ms
Expected life
Mechanical (no load)...................... 5 × 106 operations
Electrical at maximum
switching capacity...........................105 operations
Caution Exceeding the maximum switching capability will decrease the expected life of
the SCXI-1191.
Power Requirement
+5 VDC
Maximum (all relays closed).......... 950 mW
Physical
Dimensions.............................................17.30 by 19.56 by 3.02 cm
(6.81 by 7.70 by 1.19 in.)
I/O connector..........................................5 SMA female per bank
Environment
Operating temperature..........................0 to 50 °C
Storage temperature..............................–20 to 70 °C
Relative humidity...................................5% to 85% noncondensing
Electromagnetic compatibility
(EMC) emissions............................ Refer to the document supplied
with the chassis for compliance to
relevant directives.
EMI.................................................FCC Class A compliant