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- Page 1 301A/301B/301C/301D/301E Clamp Meter Calibration Manual January 2023 (English) ©2023 Fluke Corporation. All rights reserved. Specifications are subject to change without notice. All product names are trademarks of their respective companies.
- 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........................... Contact Fluke ..........................Safety Information........................Static Awareness ........................Specifications ..........................Accuracy ..........................General........................... Safety............................Maintenance ..........................Battery Replacement ......................Jaw Maintenance ....................... User-Replaceable Parts....................Product Disposal........................ Required Equipment ........................Performance Tests........................Display and Firmware Version.................. - Page 4 301A/301B/301C/301D/301E Calibration Manual...
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Page 5: Introduction
Introduction The Fluke 301A/301B/301C/301D/301E Clamp Meter (the Product or Clamp) measures ac and dc voltage, ac and dc current, resistance, continuity, diode, capacitance, and frequency. All illustrations show the 301B unless otherwise specified. Contact Fluke Fluke Corporation operates worldwide. For local contact information, go to our website: www.fluke.com. -
Page 6: Static Awareness
301A/301B/301C/301D/301E Calibration Manual Static Awareness Semiconductors and integrated circuits can be damaged by electrostatic discharge during handling. This notice explains how to minimize damage to these components. 1. Understand the problem. 2. Learn the guidelines for proper handling. 3. Use the proper procedures, packaging, and bench techniques. -
Page 7: Specifications
° relative humidity a 0 % to 75 %. Accuracy specifications take the form of: ± ([% of Reading] + [Number of Least Significant Digits]). Accuracy Function Range Resolution 301A 301B 301C 301D 301E AC Volts 600.0 V 0.1 V 1.5 %+5... -
Page 8: General
Temperature Coefficient......0.1 x (specified accuracy) /°C (<18 °C or >28 °C) Size (L x W x H) ..........199 mm x 52 mm x 16 mm Weight (with batteries) 301A/B/C............132 g 301D/E .............. 154 g Jaw Opening ............. 34 mm Ingress Protection (IP) Rating.... -
Page 9: Safety
Clamp Meter Maintenance Safety General ..............IEC 61010-1, Pollution Degree 2 Measurement ............ IEC 61010-1, Pollution Degree 2 IEC 61010-2-032: CAT III 300 V Maintenance W Caution To prevent possible damage to the Product or to equipment under test, do not use abrasive cleansers. -
Page 10: Jaw Maintenance
Table 1 is a list of the user-replaceable parts. To order parts, see Contact Fluke. Table 1. User-Replaceable Parts Item Quantity Fluke Part Number Battery AAA 1.5 V 5128983 Battery Door 5336951 TL75, Test Lead with 2 Caps 4306653 Product Disposal Dispose of the Product in a professional and environmentally sound manner: Delete personal data on the Product before disposal. -
Page 11: Required Equipment
To verify that all segments of the display function: 1. With the Product off, push and hold H. 2. Turn the Product on. 3. All display segments are shown. See Figure If segments of the display are missing, repair is necessary. See Contact Fluke. -
Page 12: Backlight
To verify that the buttons function, turn on the Product and push each button separately. Each button push causes the Product to beep. When you push shows on the display. If the buttons do nothing, repair is necessary. See Contact Fluke. Current To do the current test: 1. - Page 13 Clamp Meter Performance Tests Table 3. Current Performance Tests Frequency 301 Model Lower Upper Value Unit Res. Spec. Counts Limit Limit Amplitude A ac (with 50-turn coil) • • • • • 10.3 0.01 • • • • • 0.01 39.10 40.90 •...
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Page 14: Volts And Ohms
301A/301B/301C/301D/301E Calibration Manual Figure 3. AC Current Test Connections 50-Turn Current Coil Conductor 5522A • 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 4. - Page 15 Clamp Meter Performance Tests Table 4. Volts and Ohms Performance Tests Frequency 301 Model Lower Upper Value Unit Res. Spec. Counts Limit Limit Amplitude V ac • • • • • 19.2 20.8 20 Hz • • • • • 10.7 50 Hz •...
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Page 16: Calibration Adjustment
301A/301B/301C/301D/301E Calibration Manual Figure 4. Volts and Ohms Performance Test Connections 5522A • 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. - Page 17 Clamp Meter Calibration Adjustment 5. While shorting across the CAL keypad on the PCA, turn the rotary switch to the function to adjust. See Figure 6. When CAL shows on the display, remove the short. This puts the Product into calibration mode. 7.
- Page 18 301A/301B/301C/301D/301E Calibration Manual Table 5. Calibration Adjustment 301 Model Frequency or Calibration RSOB Position Value Unit Amplitude Step Wait for Self-Calibration until display shows MV • • • • • 500.0 C-1.1 • • • • • 300.0 C-2.1 Ω...
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