Table 1. Signal Descriptions
Signal
Description
AI+
Positive analog input signal connection
AI-
Negative analog input signal connection
Grounded Connections
NI 9228
Signal
Source
AI–
+
–
AI+
Make sure the voltage on the AI+ and AI- connections are in the
channel-to-earth safety voltage range to ensure proper operation.
NI 9228 Getting Started Guide
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© National Instruments
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