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NEW National Instruments PXI-8421 4-Port RS-485 Serial Card
This unit is brand new, old stock. It has been opened but everything looks complete.
The Kit's Part Number Tag Reads:
Part Number: 777735-04
Description: PXI-8421, 4-Port, RS-485, Win NT/98/95, Rev X11
Additional Information:
# Card Part Number: 185447D-02, CCA, PXI-8421, Serial, RS-485, 4-Port
# NI Serial for Windows NT/98/95 and PXI S, Rev 001, Part Number: 777421L-04
Key Features:
# 460.8 kb/s maximum transfer rate
# Handles RTS/CTS hardware handshake lines
# Full Windows Plug and Play compatibility for switchless configuration
# NI-Serial device driver works with NI-VISA for easy development
# Interrupt sharing between ports
# LabVIEW Real-Time compatibility for deterministic control
Nonisolated PXI Four-Port Board Specifications:
Dimensions: 100 mm x 160 mm (3.94" x 6.37")
I/O Connector1: 10-position modular jack
Power Requirement (from PXI Channel):
PXI-8421/4:
+5 VDC: 350 mA typical, 750 mA maximum
Signal Compatibility: 10-position jack
Only RXD, TXD, GND, RTS, and CTS: Yes
Max. Transfer Rate: 460.8 kb/s
FIFO Size: 64 B
Environmental Specifications:
Operating Environment:
Ambient Temperature: 0 to 55°C (Tested in accordance with IEC-60068-2-1 and IEC-60068-2-2.)
Relative Humidity: 10 to 90%, noncondensing (Tested in accordance with IEC-60068-2-56.)
Altitude (Maximum): 2,000 m
Storage Environment:
Ambient Temperature: -20 to 70°C (Tested in accordance with IEC-60068-2-1 and IEC-60068-2-2.)
Relative Humidity: 5 to 95%, noncondensing (Tested in accordance with IEC-60068-2-56.)
Other Specifications:
Maximum Cable Length:
RS-4851: 30 m (limited by EMC/surge)
RS-232: 2,500 pF equivalent (TIA-EIA-232-F 2.1.4)
Data Line ESD Protection (Human Body Model):
RS-485: ±15 kV
RS-232: ±15 kV
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