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Keithley 6485 User Manual

Keithley 6485
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Model 6485 Picoammeter Instruction Manual SCPI Reference Tables 14-5
Table 14-3
FORMat command summary
Command Description
Default
parameter
Ref
Section
SCPI
:FORMat 13
[:DATA] <type>[,<length>] Specify data format; ASCii, REAL, 32, or SREal. ASC
[:DATA]? Query data format.
:ELEMents <item list> Specify data elements; READing, UNITs, TIME,
and STATus.
All 4
:ELEMents? Query data format elements.
:BORDer <name> Specify byte order; NORMal or SWAPped. (see Note)
:BORDer? Query byte order.
:SREGister <name> Select data format for reading status registers;
ASCii, HEXadecimal, OCTal, or BINary.
ASC 13
:SREGister? Query format for reading event registers.
Note: *RST default is NORMal. SYSTem:PRESet default is SWAPped.
Table 14-4
SENSe command summary
Command Description
Default
parameter
Ref.
Section
SCPI
[:SENSe[1]]
[:FUNCtion][:<name>] Select measure function:
<name> = CURRent[:DC]
CURR
:DATA Path to return instrument readings: 3
[:LATest]? Return the last instrument reading.
[:CURRent[:DC]] Path to congure amps function:
:NPLCycles <NRf> Set integration rate in line cycles (PLC);
0.01 to 6.0 (60 Hz) or 5.0 (50Hz).
6 (60Hz)
5 (50Hz)
4
:NPLCycles? Query NPLC.
:RANGe Congure measurement range: 4
[:UPPer] <NRf> Select range; -0.021 to 0.021 (amps). 2.1e-4
[:UPPer]? Query range value.
:AUTO <b> Enable or disable autorange. (see Note)
Note: *RST default is ON and SYSTem:PRESet default is OFF.

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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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