Appendix A
Specifications
Open Collector Outputs
Controlled Current Output
Network
NI 177x Smart Camera User Manual
On current (minimum)............................0.5 mA
Off to on responsiveness.........................5 µs
On to off responsiveness.........................25 µs
Channels .................................................4
Output type .............................................Open collector
Operating voltage range..........................24 V (max)
Sinking current range..............................0 to 100 mA
Maximum current leakage ......................10 µA
On voltage drop ......................................25 mV
Maximum inrush current ........................4 A for 300 µs (max)
Off to on responsiveness.........................250 ns
On to off responsiveness.........................250 ns
Operating voltage ...................................24 V
Output voltage ........................................2.4 to 21 V
Output current range ...............................0 to 500 mA
Connector................................................8-pin female M12
Network interface ...................................Ethernet
Speed ......................................................10; 100; 1,000 Mbps
Duplex ....................................................Full, half
Speed autodetection ................................Yes
Duplex autodetection ..............................Yes
A-2
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