Keithley 2280 Series Reference Manual

Series 2280 Precision DC Power Supply Reference Manual Section 7: SCPI command reference
077085503 / March 2019 7-73
:SENSe[n]:<function>:RESolution
This command sets the measurement resolution for the selected measurement function.
Type
Affected by
Where saved
Default value
Command only
Recall settings
Instrument reset
Power cycle
Save settings
6
Usage
:SENSe[n]:<function>:RESolution <value>
[n]
Channel number: For single-channel instruments, the value is 1
<function>
The measurement function to which this setting applies:
 Concurrent: CONCurrent[:DC]
 Current: CURRent[:DC]
 Voltage: VOLTage[:DC]
<value>
4.5 digit resolution: 4
5.5 digit resolution: 5
6.5 digit resolution: 6
Details
This command affects how the reading for a measurement is displayed on the front panel of the
instrument. It also affects the accuracy or speed of measurements.
When a resolution is selected, the number of power line cycles (NPLCs), autozero, digit, source
delay, and filter are automatically set to the value described in the following table.
Resolution
NPLC
Autozero
Source delay
Digits
Average filter
4.5 digits resolution
0.01
Off
 0 s
 State:
Off
4.5 digits display
resolution
 Filter count: 10
 Filter window: 0.01%
 Filter state: On
5.5 digits resolution
0.1
Off
 0.001 s
 State:
On
5.5 digits display
resolution
 Filter count: 10
 Filter window: 0.01%
 Filter state: Off
6.5 digits resolution
1
On
 0.001 s
 State:
On
6.5 digits display
resolution
 Filter count: 10
 Filter window: 0.01%
 Filter state: Off
Example
:SENS:CURR:RES 5
Set the 5½ digit measurement resolution
Also see
:SENSe[n]:<function>:DIGits (on page 7-65)

Keithley 2280 Series Specifications

General

Brand	Keithley
Model	2280 Series
Category	Power Supply
Language	English