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National Instruments Corporation
15
Getting Started with the NI 17xx Smart Camera
Specifications
The following specifications apply to the NI 1722 and NI 1742 smart cameras. These specifications are
typical at 25 °C, unless otherwise stated.
Power Requirements
Power consumption
NI 1722 ..........................................................24 VDC, +20%, –15% (IEC 1311); 450 mA
NI 1742
Direct Drive disabled .............................24 VDC, +20%, –15% (IEC 1311); 450 mA
Direct Drive enabled ..............................24 VDC, +20%, –15% (IEC 1311); 800 mA
Reverse polarity protection ....................................Yes
Memory
SDRAM .................................................................128 MB
Nonvolatile program/data memory ........................128 MB
Image/data storage .................................................Unlimited using FTP or an Ethernet hard drive
Processor
NI 1722 ..................................................................Freescale PowerQUICC II Pro 400 MHz
NI 1742 ..................................................................Freescale PowerQUICC II Pro 533 MHz
VGA Sensor
Sensor.....................................................................Sony CCD ICX424AL
Active pixels ..........................................................VGA; 640 × 480
Maximum frame rate .............................................Up to 60 fps at 640 × 480
1
Optical format ........................................................1/3 in.
Pixel size ................................................................7.4 µm × 7.4 µm
Sensor readout........................................................Progressive scan
Bits per pixel ..........................................................8 bits; 256 gray levels
Partial scan
1/2 scan ..........................................................640 × 240, 109 fps
1/4 scan ..........................................................640 × 120, 175 fps
Binning
1 × 2 ...............................................................640 × 240, 114 fps
Minimum exposure time ........................................36.28 µs
Exposure time increment .......................................31.2 µs
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Refer to the
NI 17xx Smart Camera User Manual
for more information about calculating the maximum frame rate for your
application.