Ideal for electricians, hvac/r contractors, building maintenance professionals andmaintenance/repair/operations (mro) technicians
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16 functions, 49 ranges (CM660/CM700); 17 functions, 51 ranges (CM770)
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Measures temperature from -58? to 1112?F (-50? to 600?C) using included "K " type stem thermocouple
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Also measures surface temperature from -4? to 662?F (-20? to 350?C) using 6:1 D:Sdetachable IR thermometer with fixed emissivity and measurement hold button (CM770 only).When IRT is re-attached, its reading is optically coupled onto meter "s display.
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Uses beeper to verify integrity of diodes and check circuits for continuity
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0 to 200μA/2000μA AC/DC ranges for measuring flame rod current with 0.1μA/1μAresolution using included test leads
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Built-in Non-Contact Voltage (NCV) detector with 4 sensitivity settings & audible and visual alerts
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Large backlit digital LCD with two 6000-countreadouts for simultaneous display of real-time current or voltage on primary readout and line frequency on secondary readout
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Fast-response analog bar graph
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Bright LED work light
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Auto and Manual ranging and MIN/MAX options
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Data HOLD and REL (zero) buttons
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INRUSH mode for measuring surge current during motor startup
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1.65 in. (42mm) jaw opening (largest in its class) for conductors up to 550 MCM resists side torque
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Rugged housing can withstand multiple drops onto concrete from height of 5 ft. (1.6m)
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ETL certified CAT III 600V, CAT II 1000V
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AC Voltage Ranges / Accuracy: 0 to 600mV/6V/60V/600V/1000V / ?(0.8% + 3 digits)
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DC Voltage Ranges / Accuracy: 0 to 600mV/6V/60V/600V/1000V / ?(0.5% + 3 digits)
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AC Current Measurement Ranges / Accuracy: 0 to 60A/600A (CM660), 0 to 60A/600A/1000A(CM700/CM770) / ?(1.8% + 5 counts)
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DC Current Ranges (via clamp) / Accuracy: 0 to 60A/600A (CM660), 0 to 60A/600A/1000A(CM700/CM770) / ?(3% + 5 digits)
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Resistance Ranges / Accuracy: 0 to 600Ω/6kΩ/60kΩ/600kΩ/6MΩ/60MΩ /?(0.8% + 3 digits)@<1MΩ; ?(1.2% of reading+ 3 digits)@≥1MΩ
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Frequency Ranges / Accuracy: 10Hz to60Hz/600Hz/6kHz (clamp jaw); 10Hz to60Hz/600Hz/6kHz/60kHz/600kHz/6MHz/60MHz(test leads) / ? (1.5% + 5 digits) (clamp jaw); ?(0.3% + 5 digits) (test leads in Hz mode)
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Capacitance Ranges / Accuracy: 0 to 6nF/60nF/600nF/6μF/60μF/600μF/6000μF/60,000μF / ?(4% + 5 digits)@>10nF)
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IRT Emissivity: Fixed at 0.95
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Temperature Range (via "K " type thermocouple) /Accuracy: -58? to 1112?F (-50? to 600?C) /?(2% + 2 digits)
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Temperature Range (via integrated IRT)/Accuracy (CM770 only): -58? to 1112?F (-50? to 600?C)/ ?4.5?F from -4? to 32?F;?(1.5% + 3.6?F) from 32? to 662?F
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Duty Cycle Range / Accuracy: 1 to 99% / ?3%
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Maximum Resolutions: 0.1A (CM600), 0.01A(CM700/CM770), 0.1mV, 0.1Ω, 0.01Hz,0.001nF, 2?F/1?C, 0.1%
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Clamp Jaw Opening: 1.65 in. (42mm)
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Dimensions of CM660/CM700: 8.86 x 3.31 x 1.30 in. / (225 x 84 x 33mm)
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Dimensions of CM770: 9.37 x 3.62 x 1.97 in. (238 x 92 x 50mm)
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Weight (including batteries): 14.8 oz. (420g) Power Source (included): 3 "AAA" batteries(CM660, CM700); 3 "AAA " batteries + 2 "LR44 "batteries (CM770)