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Summary of Contents for Fluke 302+
- Page 1 302+/303/305 Clamp Meter Calibration Manual February 2013 © 2013 Fluke Corporation. All rights reserved. Specifications are subject to change without notice. All product names are trademarks of their respective companies. 1.800.561.8187 information@itm.com www. .com...
- Page 2 Fluke authorized resellers shall extend this warranty on new and unused products to end-user customers only but have no authority to extend a greater or different warranty on behalf of Fluke. Warranty support is available only if product is purchased through a Fluke authorized sales outlet or Buyer has paid the applicable international price.
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Page 3: Table Of Contents
Table of Contents Title Page Introduction ......................1 Contact Fluke ..................... 1 Safety Information ..................... 2 Specifications ..................... 6 Electrical Specifications ................6 Mechanical Specifications ................6 Environmental Specifications ................ 6 Maintenance ....................... 7 Clean the Product ..................7 Battery Replacement ..................7 Jaw Maintenance ................... - Page 4 List of Tables Table Title Page Symbols ........................5 User-Replaceable Parts ..................8 Required Equipment ....................8 AC Current Performance Tests ................10 Volts and Ohms Performance Tests ............... 12 Calibration Adjustment ..................15 1.800.561.8187 information@itm.com www. .com...
- Page 5 List of Figures Figure Title Page Clamp Jaw (303 is Shown)..................4 Battery Replacement ....................7 Display Segments ....................9 AC Current Test Connections ................11 Volts and Ohms Performance Test Connections ............ 12 Short the CAL Keypad ................... 14 1.800.561.8187 information@itm.com www.
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Page 6: Introduction
Introduction The Fluke 302+, 303, and 305 Clamp Meters (the Product) measures ac and dc voltage, ac current, resistance, and continuity. Warning Read "Safety Information" before you use the Product. Contact Fluke 1.800.561.8187 information@itm.com www. .com... -
Page 7: Safety Information
302+/303/305 Calibration Manual Safety Information A Warning identifies conditions and procedures that are dangerous to the user. A Caution identifies conditions and procedures that could cause Product damage, equipment under test damage, or permanent loss of data. Table 1 shows the symbols used on the Product and in this manual. Warning To prevent possible electrical shock, fire, or personal injury: •... - Page 8 Clamp Meter Safety Information • Remove all probes, test leads, and accessories that are not necessary for the measurement. • Only use probes, test leads, and accessories that have the same measurement category and voltage rating as the Product. • Keep fingers behind the finger guards on the probes.
- Page 9 302+/303/305 Calibration Manual 600 V 300 V hfj002.eps Figure 1. Clamp Jaw (303 is Shown) 1.800.561.8187 information@itm.com www. .com...
- Page 10 Control Instrumentation” product. Do not DC (Direct Current) dispose of this product as unsorted municipal waste. Go to Fluke’s website for recycling information. Note This product complies with the Regulation for the Administration of the Recovery and Disposal of Waste Electrical and Electronic Products (China).
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Page 11: Specifications
302+/303/305 Calibration Manual Specifications Electrical Specifications AC Current (Jaw) Range 302+ ..........400.0 A 303 ............. 600.0 A 305 ............. 999.9 A Resolution ..........0.1 A Accuracy ..........302+/303 ........... 1.8 % ±5 digits (45 Hz to 65 Hz) 2.5 % ±5 digits (65 Hz to 400 Hz) 305 ............ -
Page 12: Maintenance
Clamp Meter Maintenance Maintenance Clean the Product Caution To prevent possible damage to the Product or to equipment under test, do not use abrasive cleaners. They will damage the case. To clean the Product, use a cloth with a mild cleaning solution. Battery Replacement ... -
Page 13: Jaw Maintenance
2. Open the jaws and wipe the clamp metal ends with a non-flammable oil and cloth. User-Replaceable Parts User-replaceable parts are shown in Table 2. To order parts, see “Contact Fluke”. Table 2. User-Replaceable Parts Fluke Part... -
Page 14: Performance Tests
1. With the Product off, push and hold . 2. Turn the Product on. 3. All display segments are shown. See Figure 3. If segments of the display are missing, repair is necessary. See “Contact Fluke”. hfj001.eps Figure 3. Display Segments When ... -
Page 15: Backlight
1. With the Product on, push . The backlight comes on. 2. Push again to turn off the backlight. 3. If the backlight does not function correctly, repair is necessary. See “Contact Fluke”. Button Test To verify that the buttons function, turn on the Product and push each button separately. - Page 16 Clamp Meter Performance Tests 50-Turn Current Coil Conductor 5522A • hfj025.eps Figure 4. AC Current Test Connections 1.800.561.8187 information@itm.com www. .com...
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Page 17: Volts And Ohms
302+/303/305 Calibration Manual Volts and Ohms To do the Volts and Ohms performance tests, turn the rotary switch to the necessary function and apply the values shown in Table 5. See Figure 5 for the test connections. Table 5. Volts and Ohms Performance Tests UUT Meter Reading Limit Test Calibrator Output... -
Page 18: Calibration Adjustment
Clamp Meter Calibration Adjustment Calibration Adjustment The Product features closed-case calibration adjustment and uses known reference sources. The Product measures the applied reference source, calculates correction factors, and stores the correction factors in nonvolatile memory. Should the Product fail any of the performance tests, do the calibration adjustment procedure. - Page 19 302+/303/305 Calibration Manual CAL Keypad Battery Contacts hfj03.eps Figure 6. Short the CAL Keypad 1.800.561.8187 information@itm.com www. .com...
- Page 20 Clamp Meter Calibration Adjustment Table 6. Calibration Adjustment Test Step LCD Display Calibrator Output (Switch Position) 302+/303 C-1.2 600 V, 50 Hz V ac C-2.2 400 V, 0 Hz V dc 0 Ω C-3.1 400 Ω C-3.2 0 Ω...
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