Appendix A Specifications
© National Instruments Corporation A-5 NI 17xx Smart Camera User Manual
Lighting
Direct Drive lighting controller (NI 1742/1744/1762/1764 Only)
Maximum current ...........................500 mA continuous; 1 A strobed
Minimum current............................50 mA
Light requirements
Maximum voltage drop across
LED+/LED– terminals ............30 V, with ±10% input power
supply 25 V, with +20%/–15%
input power supply
Minimum voltage drop across
LED+/LED– terminals ............7 V
Strobe frequency.............................Operating frame rate
Maximum strobe duty cycle ...........45%
5 V external strobe
Polarity............................................Programmable
Strobe frequency.............................Operating frame rate
V
OH
minimum.................................3.8 V
V
OL
maximum.................................0.55 V
I
OH
maximum..................................–12 mA
I
OL
maximum ..................................12 mA
24 V external strobe
Polarity............................................Active high
Strobe frequency.............................Operating frame rate
ON state
Voltage.....................................Unregulated output drawn from
the smart camera power supply
Current..................................... 16 mA, maximum
OFF state
Voltage.....................................Not driven
Current.....................................Not applicable
Network
Network interface...................................Ethernet
Ports .......................................................2
