Table of Contents
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Introduction
To avoid electric shock or injury, do not perform the performance tests or
calibration procedures unless you are qualified to do so.
The information provided in this manual is for the use of qualified personnel
only.
The 33X Calibration Information provides the information necessary to verify the performance and adjust
the calibration of the Fluke 333, 334, 335, 336, and 337 ClampMeters, hereafter known as the Meter(s).
The following information is included in this document:
•
Safety Information and International Electrical Symbols
•
Specifications
•
Replacing the Batteries
•
Cleaning
•
Performance Tests
•
Calibration Adjustment
•
User-Replaceable Parts and Accessories
•
Warranty Statement
See the 33x Instruction Cards for complete operating instructions.
Contact Information
To contact Fluke, call:
1-888-99-FLUKE (1-888-993-5853) in USA
1-800-36-FLUKE (1-800-363-5853) in Canada
+31 402-678-200 in Europe
+81-3-3434-0181 Japan
+65-276-6196 Singapore
+1-425-446-5500 in other countries
For additional information about Fluke, its products, and services, visit Fluke's web site at:
www.fluke.com
To register this product, go to
1618765
PN
June 2001
© 2001 Fluke Corporation. All rights reserved. Printed in U.S.A.
WWarning
www.fluke-warranty.com
Calibration Information
®
33X
ClampMeters
1
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Table of Contents
Related Manuals for Fluke 333
Summary of Contents for Fluke 333
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Page 1: Contact Information
The 33X Calibration Information provides the information necessary to verify the performance and adjust the calibration of the Fluke 333, 334, 335, 336, and 337 ClampMeters, hereafter known as the Meter(s). The following information is included in this document: •... -
Page 2: Safety Information
Calibration Information Safety Information WWarnings and Precautions To avoid possible electric shock or personal injury, and to avoid possible damage to the Meter or the equipment under test, adhere to the following practices: • Avoid working alone so assistance can be rendered. •... -
Page 3: Specifications
ClampMeters Specifications Specifications *These specifications apply @ 23 °C ± 5 °C, in relative humidity of 0 - 90% Range 0 - 400.00 A 0 - 600.0 A 0 - 999.9 A (50 Hz/60 Hz) 2 % ± 5 counts (50/60 Hz) 2 % ±... -
Page 4: Replacing The Batteries
Calibration Information Replacing the Batteries WWarning To avoid false readings, that could lead to possible electric shock or personal injury, replace the batteries as soon as the low battery indicator ( ) appears. Disconnect the test leads before replacing the batteries. To replace the batteries (refer to Figure 1): 1. -
Page 5: Performance Tests
Testing the Display For models 334 - 337, test the display by turning the Meter on while holding down the INRUSH button. Check all segments for clarity and contrast. The 333 is not equipped with this feature. Refer to Figure 2. On/Off... -
Page 6: Backlight Test
Calibration Information Backlight Test The 334, 335, 336, and 337 Clampmeters are equipped with a display backlight. To test the backlight, press s. The backlight will come on and the unit will beep. To turn off the backlight, press s a second time. -
Page 7: Performance Test Procedure
ClampMeters Performance Tests Performance Test Procedure To test each of the Meter’s functions and operating ranges, do the following: 1. Connect the source to the Meter’s VΩ and COM input jacks. 2. Referring to Table 2, put the Meter in the desired function and range for each test. 3. - Page 8 Calibration Information Table 2. Performance Tests 333, 334, 335 Meter Response Test (Switch Position) 5520A Output Lower Limit Upper Limit 20 V 50 Hz 19.3 V AC 20.7 V AC AC Volts 600 V 50 Hz 593.5 V AC 606.5 V AC 20 V 19.3 V DC...
- Page 9 ClampMeters Performance Tests Table 2. Performance Tests 336, 337 (cont.) Meter Response Test (Switch Position) 5520A Output Lower Limit Upper Limit 20 V 50 Hz 19.3 V AC 20.7 V AC AC Volts 600 V 50 Hz 593.5 V AC 606.5 V AC 600 V 400 Hz 563.5 V AC...
- Page 10 Calibration Information Calibration Adjustment 333, 334, & 335 Use the following steps to adjust the calibration of the 333, 334, and 335 meters (refer to Figure 5): 1. Remove the 2 screw on the bottom of the Meter. 2. Lift off the top case.
- Page 11 ClampMeters Performance Tests Adjust R12 Adjust R15 adc05f.eps Figure 5. Calibration Adjustment Points (333-335)
- Page 12 Calibration Information Calibration Adjustment 336 & 337 Use the following steps to adjust the calibration of the 336 and 337 meters (refer to Figures 5 and 6): 1. Remove the 2 screw on the bottom of the Meter. 2. Lift off the top case. 3.
- Page 13 ClampMeters Performance Tests Adjust R60 Adjust R12 Adjust R9 adc06f.eps Figure 6. Calibration Adjustment Points 336-337...
- Page 14 Calibration Information adc04f.eps Figure 7. Calibration Adjustment (336-337)
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Page 15: User-Replaceable Parts And Accessories
333,334, and 335 Instruction Card 1549865 Not Shown 336 and 337 Instruction Card 1549876 Calibration Manual 1618765 Not Shown To ensure safety, use exact replacement only. ** Fluke accessories are available from your authorized Fluke distributor. Figure 8. User-Replaceable Parts and Accessories... - Page 16 Parts, product repairs, and services are warranted for 90 days. This warranty extends only to the original buyer or end-user customer of a Fluke authorized reseller, and does not apply to fuses, disposable batteries, or to any product which, in Fluke’s opinion, has been misused, altered, neglected, contaminated, or damaged by accident or abnormal conditions...