Tektronix KEITHLEY DMM6500 User Manual

Section
3: Adjustment DMM6500 6½-Digit Multimeter with Scanning
Calibration and Adjustment Manual
3-34 DMM6500-905-01 Rev. E June 2021
Command parameters for a frequency adjustment
When calibrating your DMM6500 for a frequency adjustment, use the following command parameters.
Send each command parameter twice. First, send the parameter using the setup command. Second,
send the parameter using the execute command.
The example code below uses the first line of code from the table below. Send all command
parameters using this command.
cal.adjust.step.setup("cal_FREQ_1kHz")
cal.adjust.step.execute("cal_FREQ_1kHz")
Command parameter Calibrator
function
Calibrator
range
Calibrator
value
Calibrator
frequency
cal_FREQ_1kHz
Frequency
22
10
1 kHz
Complete list of calibration commands
To make your adjustment procedure easier, you can copy and paste the code examples below into
the Keithley Test Script Builder (TSB software). The commands can be copied and pasted two lines
at a time.
All parameters in italics must be replaced with the specified value. For example,
cal.adjust.step.execute("cal_4W_10ohm_fs", 10ohm_value_read_from_calibrator)
must have the italics replaced with the calibrator value.

Tektronix KEITHLEY DMM6500 Specifications

General

Brand	Tektronix
Model	KEITHLEY DMM6500
Category	Multimeter
Language	English

Summary

Section 1 Introduction

Introduction to this manual

Explains the manual's purpose, calibration, and adjustment procedures.

Contact information

Provides details on how to contact Keithley Instruments for support.

Section 2 Performance verification

Introduction

Explains the purpose of performance verification procedures for the DMM6500.

Verification test requirements

Outlines the conditions and equipment needed for accurate verification tests.

Performing the verification test procedures

Summarizes calibration verification procedures and items to consider before testing.

Front-panel calibration verification

Details verification procedures performed using the DMM6500 front panel terminals.

Resistance verification

Outlines procedures to verify the performance of the DMM6500 resistance functions.

DC current verification

Describes methods for verifying the DMM6500 DC current measurement accuracy.

AC current verification

Details procedures for verifying the DMM6500 AC current measurement accuracy.

Section 3 Adjustment

General adjustment considerations

Provides important factors to consider before and during calibration adjustments.

Initial instrument setup

Details the necessary setup steps before performing calibration adjustments.

Unlock calibration

Explains how to unlock calibration operations to begin adjustments.

DC voltage adjustment

Provides instructions for front-terminal adjustment of DC voltage accuracy.

DC current adjustment

Details procedures for front-terminal adjustment of DC current accuracy.

AC current adjustment

Describes steps for front-terminal adjustment of AC current accuracy.

Save calibration and set the adjustment dates

Instructions for saving and locking calibration adjustments and setting dates.

Section 4 TSP command reference

TSP commands

Lists available TSP commands for the instrument in alphabetical order.

Introduction

Provides detailed information on DMM6500 remote calibration commands.