High-Performance Stepper/Servo Motion Controllers
Digital I/O
62.5 to 500 µs/sample
62.5 µs/axis
250 µs total
<1 update sample
Ports .................................................... 8, 8-bit TTL ports, bit configurable,
sink or source 24 mA outputs
Open-loop PWM outputs
Number of PWM outputs ............... 2, 50 kHz
Clock sources.................................. Internal or external
Specifications
Performance
PID update rate range.........................
Maximum PID update rate .............
8-axis PID update rate....................
Multiaxis synchronization...................
Trajectory parameters
Absolute position range .................
Maximum relative move size .........
S-curve time range .........................
Following error range .....................
Velocity range .................................
Velocity range .................................
Acceleration/deceleration..............
Power Requirements
+3.3 V (±10%)......................................
+5 V (±5%)...........................................
+12 V (±5%).........................................
-12 V (±10%) .......................................
Power consumption ............................
2A
2A
30 mA
0 mA
18 W, maximum
±2
31
counts
±2
31
counts
1 to 32,767 samples
±32,767 counts
Servo: 1 to ±20,000,000 counts/s
Stepper: 1 to 8,000,000 steps/s
244 to 512,000,000 counts/s
2
at
a PID rate of 250 µs
Gear ratio........................................ ±32,767:1 to ±1:32,767
Servo control loop modes ................... PID, PIVff, S-curve, dual loop
PID (Kp, Ki, and Kd) gains............... 0 to 32,767
Stepper outputs
Maximum pulse rate ...................... 8 MHz (full, half, and microstep)
Minimum pulse width .................... 50 ns at >4 MHz
Step output mode ........................... Step and direction or CW/CCW
Voltage range ................................. 0 to 5 V
Physical
Dimensions (not including connectors)
PXI................................................... 16 by 10 cm (6.3 by 3.9 in.)
PCI................................................... 17.5 by 9.9 cm (6.9 by 3.9 in.)
Connectors
Motion I/O connector ..................... 68-pin female high-density
VHDCI type
Digital I/O connector ...................... 68-pin female high-density
VHDCI type
Environment
Operating temperature ....................... 0 to 55 °C
Storage temperature........................... -20 to 70 °C
Relative humidity range...................... 10 to 90% (noncondensing)
System Safety
Watchdog timer function.................... Resets board to startup state
Shutdown input................................... Disable all axes and
command outputs
Motion I/O
Servo command analog outputs
Voltage range ................................. ±10 V, 16 bits (0.000305 V/ LSB)
Programmable torque (velocity) limits and
programmable offset.................. ±10 V (-32,768 to +32,767)
Encoder inputs .................................... Quadrature, incremental,
single-ended
Maximum count rate ...................... 20 MHz
Forward, reverse, and home inputs
Number of inputs............................ 24 (3 per axis)
Control ............................................ Individual enable/disable,
stop on input, prevent motion,
find reference
Trigger (position capture) inputs......... 8 (one per axis)
Maximum buffered capture rate
1
... 2 kHz per axis
Breakpoint (position compare) outputs.. 8 (one per axis),
programmable polarity
Maximum periodic rate .................. 4 MHz
Maximum buffered trigger rate
1
.... 2 kHz per axis
Inhibit/enable output .......................... 8 (one per axis),
programmable polarity
Analog inputs...................................... up to 8, 16-bit resolution,
±10 V range, 25 µs scan rate
Analog outputs.................................... 8, 16-bit resolution, ±10 V range
1
Assumes
a PID update rate of 250 µs. 2 kHz per axis for PID rates between 62.5 and 250 µs,
and 1 kHz per axis for PID rates greater than 250 µs. This value must not exceed 8 kHz total for
all ongoing buffered breakpoint (position compare) and trigger (position capture) operations.
BUY ONLINE
at
ni.com
or
CALL 800 813 3693 (U.S.)
4
NI [ NATIONAL INSTRUMENTS CORPORATION ]
