National Instruments NI 9215, Начало работы

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Single-Ended Connections
+
–
AI+
AI–
Voltage
Source
NI 9215 with
Screw/Spring
Terminal
COM
Connect the ground signal to COM to keep the signal source within the common-
mode voltage range.
NI 9215
with BNC
AI+
AI–
+
–
Voltage
Source
The NI 9215 with BNC has internal circuitry that maintains the common mode
voltage range.
Connection Guidelines
■
Make sure that devices you connect to the NI-9215 are compatible with the
module specifications.
■
You must use 2-wire ferrules to create a secure connection when connecting
more than one wire to a single terminal on the NI-9215 with screw terminal or
NI-9215 with spring terminal.
High-Vibration Application Connections
If your application is subject to high vibration, NI recommends that you follow these
guidelines to protect connections to the NI-9215 with screw terminal or the NI-9215
with spring terminal:
■
Use ferrules to terminate wires to the detachable connector.
■
Use the NI 9927 backshell kit with the NI-9215 with screw terminal or the
NI 9981 backshell kit with the NI-9215 with spring terminal.
ni.com
12
NI-9215 Getting Started