Appendix A Specifications
NI 7340 User Manual A-4 ni.com
Minimum pulse width......................1 ms with filter enabled;
60 ns without filter enabled
Control.............................................Individual enable/disable, stop on
input, prevent motion, Find Home
Trigger inputs
Number of inputs.............................4 (Encoders 1 through 4)
Voltage range...................................0 to 5V
Input low voltage......................0.8 V
Input high voltage.....................2V
Polarity............................................Programmable, active-high
oractive-low
Minimum pulse width......................100ns
Capture latency................................<100 ns
Capture accuracy.............................1 count
Maximum repetitive capture rate.....100 Hz
Breakpoint outputs
Number of outputs...........................4 (Encoders 1 through 4)
Voltage range...................................0 to 5 V
Output low voltage...................<0.6 V at 64 mA sink
Output high voltage..................Open collector with built-in
3.3 kΩ pull-up to +5 V
Polarity............................................Programmable, active-high
oractive-low
Maximum repetitive
breakpoint rate.................................100 Hz
Inhibit/enable output
Number of outputs...........................4 (1 per-axis)
Voltage range...................................0 to 5 V
Output low voltage...................<0.6 V at 64 mA sink
Output high voltage..................Open collector with built-in
3.3 kΩ pull-up to +5 V
Polarity............................................Programmable, active-high
oractive-low
Control.............................................MustOn/MustOff or
automatic when axis off