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Model 2651A High Power System SourceMeter® Instrument Reference Manual Section 7: Command reference

2651A-901-01 Rev. A / March 2011 7-185

Example

-- Short sense LO and output LO terminals

-- Short sense HI and output HI terminals

-- Allow readings to settle, then get measurements

r0_hi, r0_lo = smua.contact.r()

-- Connect 50 OHM resistor between sense LO and output LO

-- Connect 50 OHM resistor between sense HI and output HI

-- Allow readings to settle, then get measurements

r50_hi, r50_lo = smua.contact.r()

smua.contact.calibratelo(r0_lo, Z_actual_lo, r50_lo,

50_ohm_actual_lo)

smua.contact.calibratehi(r0_hi, Z_actual_hi, r50_hi,

50_ohm_actual_hi)

Performs contact

check on SMU

channel A.

Install and measure

two resisters.

Sends contact check

LO calibration

command.

Send contact check

HI calibration

command.

Also see

smuX.cal.restore() (on page 7-179)

smuX.cal.save()

(on page 7-180)

smuX.cal.unlock()

(on page 7-181)

smuX.contact.calibratehi() (on page 7-182)

Adjustment

(on page B-16)

Keithley 2651A Reference Manual

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