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National Instruments Corporation
A-1
A
Specifications
This appendix contains tables which specify the electrical, environmental,
and physical characteristics of the GPIB-232/485CT-A, as well as the
IEEE 488 capability codes.
Electrical Characteristics
AC Version
Power supply unit (50–60 Hz) ............... 100–120 VAC ± 10% or
220–240 VAC ± 10%
Current
100–120 VAC ................................. 55 mA
220–240 VAC ................................. 45 mA
Fuse rating and type
100–120 VAC ................................. 300 mA, UL/CSA approved
220–240 VAC ................................. 500 mA, IEC approved
DC Version
Power supply unit (50–60 Hz input, 9 VDC at 1 A output)
Wall-mount type ............................. 100–120 VAC ± 10%
Desktop type ................................... 220–240 VAC ± 10%
DC input ................................................. +5 to +13, regulated
Current ................................................... 700 mA minimum
