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NI 9472/9474 18 ni.com
Output impedance (R
0
)
Typical ........................................0.07 Ω
Maximum ...................................0.13 Ω
Continuous output current (I
0
), per channel
NI 9472.......................................0.75 A max
NI 9474.......................................1 A max
Output voltage (V
0
)........................... V
sup
– (I
0
· R
0
)
I/O protection
Voltage........................................ 30 VDC max
Reversed voltage ........................None
Short-circuit behavior
Short-circuit trip time.................10 μs at 13 A
Current Channel Behavior Module Protection
0 to 1 A Channel does not trip Module is not damaged
1 to 6 A Channel does not trip Module may be damaged
6 to 13 A Channel may trip Module may be damaged
>13 A Channel trips Module is not damaged