Extech MA620 Data sheet

Specifications subject to change without notice.
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2/23/09 - R1

Integrated Non-Contact Voltage Detector

To quickly check for the presence of live wires before testing

600A True RMS Clamp Meters + NCV

Ordering Information:

MA620..............600A True RMS AC Clamp Meter + NCV

MA620-NIST ....600A True RMS AC Clamp Meter + NCV

MA640..............600A True RMS AC/DC Clamp Meter + NCV

MA640-NIST ....600A True RMS AC/DC Clamp Meter + NCV

Features:

• Built-in non-contact Voltage detector with LED alert

• 1.5" (40mm) jaw size for conductors up to 500MCM

• 6000 count, backlit LCD display

• Multimeter functions include AC Current, AC/DC Voltage,

Resistance, Capacitance, Frequency, Temperature, Duty Cycle,
Diode, and Continuity

• MA640 model measures DC Current

• Relative Mode for Capacitance Zero and Offset Adjustment

• Data Hold and MIN/MAX

• Auto Power Off

• Complete with test leads, Type K bead wire temperature probe

(-22 to 572˚F/-30 to 300˚C), 9V battery and carrying case

Specifications MA620 MA640

True RMS • •
Display counts 6000 6000
AC Current 0.01A to 600.0A 0.01A to 600.0A
DC Current — 0.01A to 600.0A
Basic Accuracy (ACA) 2.8% 2.8%
DC Voltage 0.1mV to 600V 0.1mV to 600V
AC Voltage 1mV to 600V 1mV to 600V
Resistance 0.1Ω to 60.00MΩ 0.1Ω to 60.00MΩ
Frequency 0.001Hz to 10.00kHz 0.001Hz to 10.00kHz
Capacitance 0.01nF to 4000.0μF 0.01nF to 4,000.0μF
Temperature -4 to 1400°F -4 to 1400°F

(-20 to 760°C) (-20 to 760°C)
Duty Cycle 0.1 to 99.9% 0.1 to 99.90%
Diode • •
Continuity • •
Dimensions 9.1x3x1.5" 9.1x3x1.5"

(232x77x39mm) (232x77x39mm)

Weight 0.6lbs (271g) 0.6lbs (271g)