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Item #1011 112 438
Model #CMM-2055
USE AND CARE GUIDE
AC CLAMP METER WITH TEMPERATURE
Questions, problems, missing parts? Before returning to the store,
Questions, problems, missing parts? Before returning to the store,
call Commercial Electric Customer Service
call Commercial Electric Customer Service
8 a.m. - 7 p.m., EST, Monday - Friday, 9 a.m. - 6 p.m., EST, Saturday
8 a.m. - 7 p.m., EST, Monday - Friday, 9 a.m. - 6 p.m., EST, Saturday
1-877-527-0313
1-877-527-0313
HOMEDEPOT.COM
HOMEDEPOT.COM
Retain this manual for future use.
THANK YOU
We appreciate the trust and confidence you have placed in Commercial Electric through the
purchase of this digital clamp meter. We strive to continually create quality products designed
to enhance your home. Visit us online to see our full line of products available for your home
Document #: IM032524
improvement needs. Thank you for choosing Commercial Electric!
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Summary of Contents for Commercial Electric CMM-2055
- Page 1 Retain this manual for future use. THANK YOU We appreciate the trust and confidence you have placed in Commercial Electric through the purchase of this digital clamp meter. We strive to continually create quality products designed to enhance your home. Visit us online to see our full line of products available for your home Document #: IM032524 improvement needs.
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Page 2: Table Of Contents
Safety Information (continued) Table of Contents Table of Contents ......2 Resistance Specifications ..... 11 PRECAUTIONS Audible Continuity Specifications ..11 Safety Information ......2 WARNING: Make sure to use the Diode Specifications ......11 WARNING: This manual contains Warranty........... 5 correct input jack, function, and information and warnings necessary Temperature Specifications .... -
Page 3: Fcc Compliance Statement
Safety Information (continued) Safety Information (continued) FCC COMPLIANCE STATEMENT WARNING: Do not use the meter CAUTION: When the range of the or test leads if they look damaged. value to be measured is unknown, WARNING: This device complies with Part 15 of the FCC Rules. Check to see if the test wire has check that the range initially set on Operation is subject to the following two conditions:... -
Page 4: Pre-Operation
Pre-Operation Pre-Operation (continued) PRODUCT DESCRIPTION Part Name Description Rotary switch Rotate to select a measurement mode. SEL button Press to switch function in the multi-function setting. •Press the RANGE button to activate the manual mode and to disable the autorange function, the symbol disappears from the upper left part of the display. -
Page 5: Lcd Display Definitions
Pre-Operation (continued) Pre-Operation (continued) LCD DISPLAY DEFINITIONS PRODUCT SPECIFICATIONS JJ KK Component Specification LCD display 2000 counts Jaw opening 27mm max. Battery 3 X AAA 1.5V batteries Accuracy is specified for a period of one year after calibration and at 18 C to 28 C (64°F to 82°F) with relative Accuracy... -
Page 6: Ac Current Specifications
Pre-Operation (continued) Pre-Operation (continued) RESISTANCE SPECIFICATIONS AC CURRENT SPECIFICATIONS Measuring Range Resolution Accuracy Measuring Range Resolution Accuracy 200Ω 0.1Ω ±(1.0% of reading + 4 digits) ±(2.5% of reading + 8 digits) 2kΩ 1Ω 10mA ±(2.5% of reading + 5 digits) 20kΩ... -
Page 7: Max/Min Button
Pre-Operation (continued) Pre-Operation (continued) MAX/MIN BUTTON AUTO POWER OFF Testing in CAT III / CAT IV measurement locations □ By default, the meter automatically enters □ Press MAX/MIN button (J) to select MAX a sleep state after 5 minutes inactivity. or MIN mode to record the maximum or Ensure the test lead's shield is pressed firmly in place. -
Page 8: Operation
Operation Operation (continued) AC/DC Voltage AC Current Measurement Measurement (Less than 400A) CAUTION: To avoid electrical WARNING: When measuring bare shock and/or damage to the meter, INCORRECT wires, use extra caution to avoid do not attempt to take any voltage electric shock. -
Page 9: Resistance Measurement
Operation (continued) Operation (continued) Non-Contact AC Voltage Resistance Measurement Testing WARNING: To avoid Injury or CAUTION: To avoid electrical damage to the meter, do not attempt shock, test a known voltage first to to measure resistance on a live circuit. verify proper operation before use. -
Page 10: Continuity Check
Operation (continued) Operation (continued) Continuity Check Diode Test WARNING: To avoid Injury or WARNING: To avoid Injury or damage to the meter, do not attempt damage to the meter, do not attempt to measure continuity on a live circuit. to measure diode on a live circuit. □... -
Page 11: Temperature Measurement
Operation (continued) Maintenance Temperature Measurement WARNING: Before you open the WARNING: When you open the meter, always disconnect it from meter, remember that some internal all sources of electrical current and WARNING: To avoid electric shock, capacitors can retain a dangerous make sure you are not charged with voltage level even after the be sure the thermocouple probe has... -
Page 12: Battery Replacement
Maintenance (continued) BATTERY REPLACEMENT □ When indicator is displayed on the LCD display (L), batteries must be replaced. □ Turn the meter off by rotating the rotary switch (F) to the OFF setting. □ Disconnect the test leads (P and Q) and any connectors from the terminals on the meter.
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