National Instruments Module SCXI-1503 Uživatelský manuál stáhnout pdf (Strana 28)

Chapter 3 Configuring and Testing

NI-DAQmx

Using NI-DAQmx, you can configure software settings such as sensor 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 5, Using the SCXI-1503, for information on

using functions in your application.

Dependent upon the terminal block configuration use, you can use the

SCXI-1503 module to make the following types of measurements:

• Voltage input

• Thermocouple

•RTD

• Thermistors

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:

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.

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

6. If you are creating a task, you can select a range of channels by holding

down the <Shift> key while selecting the channels. You can select

multiple individual channels by holding down the <Ctrl> key while

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National Instruments Module SCXI-1503 Uživatelský manuál Strana 28