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NI 9425E Operating Instructions and Specifications
Specifications
The following specifications are typical for the range -40 to 70 °C
unless otherwise noted. All voltages are relative to COM unless
otherwise noted.
Input Characteristics
Number of channels.......................... 32 digital input channels
Input type.......................................... Sinking
Digital logic levels
OFF state
Input voltage ........................
≤
5 V
Input current.........................
≤
150
μ
A
ON state
Input voltage ........................
≥
10 V
Input current.........................
≥
330
μ
A
Hysteresis
Input voltage ........................ 2 V min
Input current......................... 60
μ
A min
Input impedance................................ 30 k
Ω
± 5%
