Select A Measurement Function; Power Supply - Tektronix Keithley 2281 Series Reference Manual

Section 2: General operation
You can use the :FORMat:ELEMents SCPI command to set the constant current or constant voltage
mode.
To set the constant current mode, send:
:FORMat:ELEMents "MODE, CC"
To set the constant voltage mode, send:
:FORMat:ELEMents "MODE, CV"
To turn off the constant current or constant voltage mode, send:
:FORMat:ELEMents "MODE, OFF"
For additional information about the :FORMat:ELEMents command, see
page 7-17).

Select a measurement function

Different functions perform different measurements. The following topic describes how to select the
measurement mode for the different functions.

Power supply

The power supply function allows you to make the following measurements.
Measurement functions
Concurrent (V + I)
Voltage (V)
Current (I)
To select the function from the front panel:
1. Press the Menu key.
2. Under Measure, select Settings.
3. Select the button next to Function and press the ENTER key. The selection window is displayed.

4. Select a measurement function.

You can also select the measurement function from home screen 1. In soft key area 1, press the
Measure soft key. The selection window is displayed. Select a measurement function.
You can configure the measurement function using SCPI commands
To measure voltage only, send the command:
SENSe:FUNCtion "VOLTage"
2-96
Model 2281S-20-6 DC Power Supply and Battery Simulator Reference Manual
What the instrument measures
Measure voltage and current at the same time
Only measure voltage
Only measure current
:FORMat:ELEMents (on
077114601 / March 2019