©
National Instruments Corp.
13
NI 9476 Operating Instructions and Specifications
Specifications
The following specifications are typical for the range –40 to 70 °C
u
nless otherwise noted. All voltages are relative to COM
u
nless
otherwise noted.
Output Characteristics
N
u
mber of channels.......................... 32 digital o
u
tp
u
t channels
O
u
tp
u
t type ....................................... So
u
rcing
O
u
tp
u
t voltage (
V
0
)
........................... V
sup
– (
I
0
R
0
)
Power-on o
u
tp
u
t state ....................... Channels off
External power s
u
pply
voltage range (
V
sup
)........................... 6–36 VDC
Contin
u
o
u
s o
u
tp
u
t c
u
rrent (
I
0
) per channel
With 6–30 VDC
s
u
pply voltage............................. 250 mA max
With 30–36 VDC
s
u
pply voltage............................. 200 mA max
O
u
tp
u
t impedance (
R
0
) ..................... 0.3
Ω
max