© National Instruments Corporation D-1 PCI Serial for Windows Me/9x
D

Specifications

This appendix describes the characteristics of the serialhardware, the
NI-Serial software, along with the recommended operating conditions.

Two-Port Boards

Dimensions.............................................10.67 by 14.22 cm
(4.2 by 5.6 in.)
I/O connector..........................................DB-9
Power requirement (from PCI channel)
PCI-485/2
+5 VDC....................................350 mA typical
750 mA maximum
PCI-232/2
+5 VDC....................................50 mA typical
100 mA maximum
±12 VDC..................................20 mA typical
200 mA maximum

Isolated Two-Port Boards

Dimensions.............................................10.67 by 14.22 cm
(4.2 by 5.6 in.)
I/O connector..........................................DB-9
Isolation voltage
From port to port.............................2000 Vrms/60s
From any port to host computer......2000 Vrms/6 0s