©
National Instruments Corp.
23
NI 9505E Operating Instructions and Specifications
Specifications
The following specifications are typical for the range –40 to 85 °C
internal to any enclosures and at a PWM rate of 20 kHz unless
otherwise noted. All voltages are relative to COM unless otherwise
noted.
Operating Conditions
Motor DC power supply (V
SUP
) ....... +8 to +30 VDC, 12 A max
Motor continuous current
1
(Motor±) ........................................... 1 A @ 85 ºC
5 A @ 40 ºC
With NI 9931
screw-terminal accessory ........... 1 A @ 85 ºC
7.3 A @ 40 ºC
Peak current
2
..................................... 12 A < 2 s max
1
For more information about maximum continuous current at temperatures less than
85 ºC, visit
ni.com/info
and enter
rdmot2
.
2
Allow at least 3.4 s between peak current intervals.