And 9 for – National Instruments NI 9215 User Manual
Page 17
© National Instruments Corp.
17
NI 9215 Operating Instructions and Specifications
The NI 9215 with BNC has a resistor that ensures the input voltage
does not drift outside of the common-mode range.
Figure 9. Input Circuitry for One Channel on the NI 9215 with BNC
AI+
AI–
Isolated
ADC
NI 9215 with BNC
+
–
Instrumentation
Amplifier
100 k
Ω
Overvoltage
Protection
Overvoltage
Protection
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