DCM300 and DCM320 Adjustment Procedures
10
Handheld and Benchtop Instruments Basic Service
Adjustment Procedures
This section contains procedures to adjust DCM300 and DCM320 Digital Clamp
Multimeters. If your instrument fails a performance requirement, use these
procedures to return it to factory specifications.
In this section you will find the following information:
A list of adjustments
A list of test equipment needed to make the adjustments
Instructions on how to prepare the instrument for adjustment
Step-by-step adjustment procedures
The procedures in this section do not verify performance. To confirm that your
multimeter meets factory specifications, implement the procedures in the
Performance Verification section.
List of Adjustments
Use the adjustments listed in Table 10 to return DCM300 and DCM320
multimeters to factory calibration.
Table 10: DCM300 and DCM320 Adjustments
AC Current
AC Voltage
Resistance
Continuity
Test Equipment
The test equipment listed in Table 6 on page 6 is a complete list of equipment
needed for the adjustment procedures. These procedures assume that all test
equipment is operating within tolerance. Detailed operating instructions for test
equipment are not given in this procedure. If you need operating information,
refer to the instruction manual of the test equipment.
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