©
National Instruments Corporation
11
Getting Started with the NI CVS-1450 Series
Specifications
The following specifications apply to the NI CVS-1450 device. These specifications are typical at
25 °C, unless otherwise stated.
Power Requirements
Main supply voltage...............................................24 VDC ±10%
Power (excluding cameras)............................12 W, typical
22 W, maximum
IEEE 1394 bus power ....................................18 W, maximum
(shared by all three ports)
Isolated supply
1
......................................................5 to 30 VDC
Memory
SDRAM .................................................................128 MB
Nonvolatile storage
NI CVS-1454 .................................................64 MB
NI CVS-1455 .................................................128 MB
NI CVS-1456 .................................................256 MB
Processor
NI CVS-1454 .........................................................Intel Celeron 400 MHz processor
NI CVS-1455 .........................................................Intel Celeron 650 MHz processor
NI CVS-1456 .........................................................Intel Celeron 733 MHz processor
Network
Network interface...................................................10BaseT and 100BaseTX Ethernet
Compatibility .........................................................IEEE 802.3
Maximum cabling distance ....................................100 m/segment
TTL Inputs and Outputs
Digital logic levels
1
Do
not
draw more than 500 mA combined from the Viso pins on the 44-pin DSUB connector. Do
not
draw more than 100 mA
from 24V or 30V isolated outputs. Do
not
draw more than 50 mA from 5V isolated outputs.
Level
Minimum
Maximum
Input low voltage (V
IL
)
0 V
0.5 V
Input high voltage (V
IH
)
2.2 V
5 V
Output low voltage (V
OL
), at 5 mA
—
0.4 V
Output high voltage (V
OH
), at 5 mA
2.4 V
—
