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Keithley 6485 User Manual

Keithley 6485
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14-2 SCPI Reference Tables Model 6485 Picoammeter Instruction Manual
General notes
Brackets ([ ]) are used to denote optional character sets. These optional characters
do not have to be included in the program message. Do not use brackets in the
program message.
Angle brackets (< >) are used to indicate parameter type. Do not use angle brackets
in the program message.
The Boolean parameter (<b>) is used to enable or disable an instrument operation.
1 or ON enables the operation, and 0 or OFF disables the operation.
Upper case characters indicated the short-form version for each command word.
Default parameter Listed parameters are both the *RST and SYSTem:PRESet
defaults, unless noted otherwise. Parameter notes are located at the end of each
table.
Ref Refers you to the section (Sec) that provides operation information for that
command or command subsystem.
SCPI A checkmark () indicates that the command and its parameters are SCPI con-
rmed. An unmarked command indicates that it is a SCPI command, but does not con-
form to the SCPI standard set of commands. It is not a recognized command by the SCPI
consortium. SCPI conrmed commands that use one or more non-SCPI parameters are
explained by notes.
Table 14-1
CALCulate command summary
Command Description
Default
parameter
Ref
Section
SCPI
:CALCulate[1] Path to congure and control CALC1 calculations. 5
:FORMat <name> Select math format; MXB (mX+b) or RECiprocal
(m/X+b), or LOG10.
MXB
:FORMat? Query math format.
:KMATh Congure math calculations:
:MMFactor <NRf> Set m for mX+b and m/X+b calculation;
-9.99999e20 to 9.99999e20.
1.0
:MMFactor? Query m factor.
:MBFactor <NRf> Set b for mX+b and m/X+b calculation;
-9.99999e20 to 9.99999e20.
0.0
:MBFactor? Query b factor.
:MUNits <name> Specify units for mX+b or m/X+b result:
1 character: AZ, [=, \=˚, ]=%.
X
:MUNits? Query units.
:STATe <b> Enable or disable CALC1 calculation. OFF
:STATe? Query state of CALC1 calculation.

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Keithley 6485 Specifications

General IconGeneral
ModelKeithley 6485
CategoryPicoammeter
Input Impedance>10^14 Ohms
Voltage Burden<200µV
Accuracy0.4% of reading
Voltage Source RangeNot Applicable
Voltage Source ResolutionNot Applicable
Voltage Source AccuracyNot Applicable
InterfaceIEEE-488
Power Requirements100V to 240V AC, 50/60Hz
Dimensions89 mm high x 214 mm wide x 369 mm deep (3.5 in x 8.4 in x 14.5 in)

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