National Instruments NI 9411 - Specifications; Input Characteristics

NI 9411 Operating Instructions and Specifications 16 ni.com
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..........................6 digital input channels
Input type.......................................... Differential or single-ended
Digital logic levels
Differential (DIa–DIb)
Input high range ................... 300 mV to 24 V
Input low range .................... –300 mV to –24 V
Common-mode voltage
1
......–7 to 12 V
Single-ended
Input high range ................... 2 to 24 V
Input low range ....................0 to 0.8 V
1
Common-mode voltage is the average of DIa and DIb.
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