Name: Tektronix KEITHLEY DMM6500
Brand: Tektronix
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DMM6500

6½-Digit Multimeter with Scanning Calibration and Adjustment Manual Section 3:

Adjustment

DMM6500-905-01 Rev. E June 2021 3-19

Prepare your DMM6500 for a dc voltage adjustment

To prepare the DMM6500 for a dc voltage adjustment:

1. Connect a cable between the calibrator and the DMM6500 as shown in the figure below.

Figure 24: Connection for a dc voltage accuracy adjustment

2. Allow the DMM6500 to settle for five minutes.

Table of Contents7
Introduction9
Welcome9
Introduction to this Manual9
Extended Warranty10
Contact Information10
Performance Verification11
Introduction11
Verification Test Requirements12
Environmental Conditions12
Warmup Period12
Line Power13
Recommended Test Equipment13
Calibration Verification Limits14
Example Reading Limit Calculation14
Calculating Resistance Reading Limits14
Performing the Verification Test Procedures15
Test Summary15
Test Considerations16
Front-Panel Calibration Verification16
DC Voltage Verification16
AC Voltage Verification20
Digitize DC Voltage Verification24
Frequency Verification27
Simulated Thermocouple Type J Temperature Verification28
Simulated RTD Temperature Verification31
Resistance Verification35
DC Current Verification40
Digitize Current Verification45
AC Current Verification47
Capacitance Verification51
Verifying Zero Values Using a 4-Wire Short54
Rear-Panel Verification56
DC Current 10 a Range Verification57
Digitize Current 10 a Range Verification59
AC Current 10 a Verification61
Adjustment65
Introduction65
Environmental Conditions66
Temperature and Relative Humidity66
Line Power66
Warmup Period66
Adjustment Overview67
Recommended Test Equipment67
General Adjustment Considerations68
Initial Instrument Setup69
Select the Correct Terminals69
Select the TSP Command Set69
Verify Instrument Date and Time70
Set up Remote Connections70
Unlock Calibration70
Disable Temperature Correction71
Remote Calibration Adjustment Procedures71
Front-Terminal Adjustment with a 4-Wire Short71
Rear-Terminal Adjustment with a 4-Wire Short74
Front-Terminal Adjustment with Open Circuit Inputs77
Rear-Terminal Adjustment with Open Circuit Inputs78
Resistance Adjustment79
DC Voltage Adjustment82
DC Current Adjustment84
DC Current 10 a Range Adjustment88
AC Voltage Adjustment90
AC Current Adjustment93
AC Current 10 a Range Adjustment95
Frequency Adjustment96
Complete List of Calibration Commands98
Enable Temperature Correction110
Save Calibration and Set the Adjustment Dates110
Setting Time, Adjustment, and Verification Dates111
Adjustment Command Timing and Error Checking111
Handling Events112
TSP Command Reference113
TSP Commands113
Introduction113
Cal.adjust.count114
Cal.adjust.date115
Cal.adjust.step.setup()116
Cal.adjust.step.execute()117
Cal.lock()118
Cal.password119
Cal.save()120
Cal.unlock()121
Cal.verify.date122

Tektronix KEITHLEY DMM6500 User Manual

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Brand	Tektronix
Model	KEITHLEY DMM6500
Category	Multimeter
Language	English