Appendix A Specifications
NI 5911 User Manual A-8 © National Instruments Corporation
Physical
Dimensions.............................................33.8 x 9.9 cm (13.3 x 3.9 in)
I/O connectors
Analog input CH0............................BNC female
Digital triggers.................................SMB female, 9-pin DIN
Operating Environment
Ambient temperature..............................5 to 40° C
Relative humidity...................................10% to 90%, noncondensing
Storage Environment
Ambient temperature .............................–20 to 65° C
EMC Compliance
CE97, FCC
Calibration
Internal....................................................Internal calibration is done upon
software command. The
calibration involves gain, offset
and linearity correction for all
input ranges and input modes.
Interval ............................................ week, or any time temperature
changes beyond ±5° C. Hardware
detects temperature variations
beyond calibration limits, which
can also be queried by software.
External...................................................Internal reference requires
recalibration
Interval.............................................3 years
Warm-up time.........................................1 minute
CBIHWum.book Page 8 Thursday, October 29, 1998 1:56 PM