Keithley 2280 Series Reference Manual

Section 4: Measurement optimization Series 2280 Precision DC Power Supply Reference Manual
4-14 077085503 / March 2019
Using SCPI commands:
:SENSe:FUNCtion "VOLTage"
:SENSe:VOLTage:REFerence <n>
:SENSe:VOLTage:REFerence:STATe ON
Where <n> is the amount of the offset.
To set the relative offset for another function, replace VOLTage with CURRent or CONCurrent.
Turning on the relative offset
Using the front panel:
1. Select the measurement function. The relative offset will be applied to this function. For more
information, you can refer to Select a measurement function (on page 2-74).
2. Press the Next soft key to go to soft key menu 2.
3. Under Calculate in the soft key menu, select Set and press Enter.
4. Press the soft key below Rel. The REL indicator to the right of the measurement is displayed.
The relative offset feature can also be enabled or disabled by selecting MENU > Measure >
Rel/Filter > Rel State, and then selecting On or Off.
Using SCPI commands:
:SENSe:VOLTage:REFerence:STATe ON
:SENSe:CURRent:REFerence:STATe ON
:SENSe:CONCurrent:REFerence:STATe ON
The default reference value is 0.
Automatically acquiring a relative offset value
When you automatically acquire a relative offset value, the Series 2280 performs the following
actions:
Makes a new measurement.
Stores the measurement as the new relative offset level.

Keithley 2280 Series Specifications

General

Brand	Keithley
Model	2280 Series
Category	Power Supply
Language	English