Appendix A
Specifications
NI PXIe-1071 User Manual
A-2
ni.com
DC Output
DC current capacity (I
MP
)
Notes
Maximum total usable power is 230 W.
The maximum combined power available on +3.3 V and +5 V is 125 W.
The maximum combined power available on +3.3 V and +5 V derates linearly to 100 W
from 45 °C to 50 °C operating ambient temperature range.
The -12 V regulation is ± 5% for loads of 8 A or less on the +12 V rail.
Backplane slot current capacity
Notes
Total system slot current should not exceed 45 A.
PCI V(I/O) pins in PXI-1 peripheral slots and hybrid peripheral slots are connected to +5 V.
The maximum power dissipated in the system slot should not exceed 140 W.
The maximum power dissipated in a peripheral slot should not exceed 38.25 W.
Voltage
Maximum Current
+3.3 V
18 A
+5 V
17 A
+12 V
17 A
-12 V
1 A
5 V
AUX
0.75 A
Slot
+5 V
V (I/O)
+3.3 V
+
12 V
-12 V
5 V
AUX
System Controller Slot
15 A
—
15 A
30 A
—
1 A
Hybrid Peripheral Slot with
PXI-1 Peripheral
6 A
5 A
6 A
1 A
1 A
—
Hybrid Peripheral Slot with
PXI-5 Peripheral
—
—
6 A
4 A
—
1 A
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