National Instruments BNC -2140 - Manual (Page 23)

Appendix A Specifications
BNC-2140 User Manual A-2 © National Instruments Corporation
Temperature coefficient..........................±127 ppm/° C
Voltage compliance ................................24 V
Excitation overvoltage protection...........±42.4 V (30 V
rms
) powered on or
off
Analog Output
Number of channels................................2, see Caution under Analog
Output Signal Connections , in
Chapter 3, Signal Connections
Output coupling ......................................DC
Power Requirement (from DSA board)
Power consumption ................................400 mA at +5 VDC
Physical
Dimensions .............................................14.0 by 11.2 by 3.8 cm
(6.0 by 4.4 by 1.6 in.)
I/O connectors
I/O Signals .......................................6 BNC connectors (outer shell
isolated from box metal)
DSA board connection ....................68-pin 0.8 mm VHDCI female
connector
Environment
Operating temperature ............................0° to 40° C
Storage temperature ................................–55° to 150° C
Relative humidity ...................................5% to 90% non-condensing