National Instruments 1142 Benutzerhandbuch
Chapter 3
Configuring and Testing
© National Instruments Corporation
3-3
NI-DAQmx
Using NI-DAQmx, you can configure software settings, such as sensor
type and gain/input signal range, in the following ways:
type and gain/input signal range, in the following ways:
•
Task or global channel in MAX
•
Functions in your application
Note
All software-configurable settings are not configurable both ways. This section only
discusses settings in MAX. Refer to Chapter 4,
, for information about
using functions in your application.
Depending on the terminal block in use, you can use the
SCXI-1141/1142/1143 module to make the following types of
measurements:
SCXI-1141/1142/1143 module to make the following types of
measurements:
•
Voltage input
•
Thermocouple
•
RTD
•
Thermistors
•
Current input
Creating a Global Channel or Task
To create a new voltage, temperature, or current input NI-DAQmx global
task or channel, complete the following steps:
task or channel, complete the following steps:
1.
Double-click Measurement & Automation on the desktop.
2.
Right-click Data Neighborhood and select Create New.
3.
Select NI-DAQmx Task or NI-DAQmx Global Channel, and
click Next.
click Next.
4.
Select Analog Input.
5.
Select one of the following:
•
Voltage
•
Temperature and then select one of the following:
–
Iex Thermistor
–
RTD
–
Thermocouple
–
Vex Thermistor
•
Current