National Instruments Four-Port ATSerial Boards (Nonisolated), Four-Port ATSerial Boards (Isolated)

AppendixE Specificationsfor AT Serial Hardware
SerialHardware and Software for Win dows E-10 ni.com
Four-Port ATSerial Boards (Nonisolated)
Dimensions.............................................10.67 by 16.51 cm
(4.2 by6.5 in.)
I/O connector1.........................................10-positionmodular jack
PowerRequirement
(from PC AT I/O channel)
AT-485/4..........................................+5VDC 160 mA typical
200 mA maximum
AT-232/4..........................................+5VDC 110 mA typical
150 mA maximum
AT-485/4(Shared IRQ)....................+5 VDC 160mA typical
200 mA maximum
AT-232/4(Shared IRQ)....................+5 VDC 110mA typical
150 mA maximum
Four-Port ATSerial Boards (Isolated)
Dimensions.............................................10.67 by 25.40 cm
(4.2 by10.0 in.)
I/O connector2.........................................10-positionmodular jack
Isolation voltage
FromPort to Port .............................3000 Vrms/60s
FromA nyPort to Host
Computer.........................................2000 Vrms/60s
PowerRequirement
(from PC AT I/O channel)
AT-485/4Isolated.............................+5 VDC 300mA typical
360 mA maximum
AT-232/4Isolated.............................+5 VDC 280mA typical
320 mA maximum
1Thefour-port AT serial board requires a cable to convertthe 10-position modular jack to either DB-9or DB-25 connectors.
2Thefour-port isolated ATserial boa rd requires cables, which are included in your kit, to convert the10-position m odular jack
toa DB-9 connector. Use only the type of cables provided in your kit.