Quarter-Bridge Mode Conditioning
+ –
Reference
Input
sbRIO-9218
NI-9984/9985
ADC
DSUB
AI+
EXC
RC
The NI-9984 and NI-9985 provide a quarter-bridge completion resistor and half-bridge
completion resistors.
Measurement Types
The sbRIO-9218 provides built-in support for the following measurement types.
• ±16 V
• ±65 mV
• Full-Bridge
• IEPE
Tip
NI recommends using the NI-9982 screw-terminal adapter when using built-
in measurement types on the sbRIO-9218.
The sbRIO-9218 provides additional support for the following measurement types when
using a measurement-specific adapter.
• ±20 mA, requires the NI-9983
• ±60 V, requires the NI-9987
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ni.com
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sbRIO-9218 Getting Started Guide
