National Instruments 7330 User Manual And Specifications page 37

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
Polarity...................................................... Programmable, active-high or active-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
Polarity...................................................... Programmable, active-high or active-low
Control ...................................................... MustOn/MustOff or automatic when axis off
Analog inputs
Number of inputs ...................................... 8 multiplexed, single ended
Number for user signals.................... 4
Number for system diagnostics ....... 4
Voltage range (programmable) ................. ±10 V, ±5 V, 0-10 V, 0-5 V
Input resistance ......................................... 10 kΩ min.
Input coupling........................................... DC
Resolution ................................................. 12 bits, no missing codes
Monotonocity............................................ Guaranteed
Multiplexor scan rate ................................ 25 µs/enabled channel
Analog reference output ................................... 7.5 V (nominal) @ 5 mA
Digital I/O
Ports .................................................................. 4, 8-bit ports
Line direction............................................ Individual bit programmable
Inputs
Voltage range ............................................ 0 to 5 V
Input low voltage .............................. 0.8 V
Input high voltage............................. 2.0 V
Polarity...................................................... Programmable, active-high or active-low
Outputs
Voltage range ............................................ 0 to 5 V
Output low voltage ........................... <0.45 V at 24 mA sink
Output high voltage .......................... >2.4 V at 24 mA source
NI 7330 User Manual and Specifications
+5 V
+5 V
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