Keithley 2461 Reference Manual

Section
6: SCPI command reference Model 2461 Interactive SourceMeter® Instrument
Reference Manual
6-20 2461-901-01 A/November 2015
Example
:CALC:VOLT:MATH:FORM MXB
:CALC:VOLT:MATH:MMF 0.80
:CALC:VOLT:MATH:MBF 50
:CALC:VOLT:MATH:STAT ON
Set the math function for voltage measurements to
mx+b.
Set the scale factor for voltage measurements to 0.80.
Set the offset factor to 50.
Enable the math function.
Also see
Calculations that you can apply to measurements (on page 3-82)
:CALCulate[1]:<function>:MATH:MBFactor (on page 6-20)
:CALCulate[1]:<function>:MATH:MMFactor (on page 6-22)
:CALCulate[1]:<function>:MATH:PERCent (on page 6-23)
:CALCulate[1]:<function>:MATH:STATe (on page 6-24)
:CALCulate[1]:<function>:MATH:MBFactor
This command specifies the offset, b, for the y = mx + b operation.
Type Affected by Where saved Default value
Command and query
Recall settings
Instrument reset
Power cycle
Measure configuration list
Save settings
Measure configuration list
0
Usage
:CALCulate[1]:<function>:MATH:MBFactor <n>
:CALCulate[1]:<function>:MATH:MBFactor DEFault
:CALCulate[1]:<function>:MATH:MBFactor MINimum
:CALCulate[1]:<function>:MATH:MBFactor MAXimum
:CALCulate[1]:<function>:MATH:MBFactor?
:CALCulate[1]:<function>:MATH:MBFactor? DEFault
:CALCulate[1]:<function>:MATH:MBFactor? MINimum
:CALCulate[1]:<function>:MATH:MBFactor? MAXimum
<function>
The measure function:
• Current: CURRent[:DC]
• Resistance: RESistance
• Voltage: VOLTage[:DC]
The digitize function:
• Digitize current: DIGitize:CURRent
• Digitize voltage:
DIGitize:VOLTage
<n>
The offset for the y = mx + b operation; the valid range is −1e12 to +1e12

Keithley 2461 Specifications

General

Maximum Current	7 A
Power	100 W
Resolution	6.5 digits
Source Measure Unit (SMU)	Yes
DC Voltage	100 V
Maximum Voltage	100 V
Display	5-inch capacitive touchscreen
Connectivity	USB, GPIB
Software	TSP
DC Current	7 A
Current Source Range	0 to 7 A
Voltage Measurement Range	100 mV to 100 V
Current Measurement Range	10 nA to 7 A
Voltage Measurement Resolution	100 nV