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Extech MA160 TRMS 200A AC/DC Open Jaw Clamp Meter

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The Extech MA160 Open jaw design provides quick current measurements in tight locations without breaking the circuit. True RMS provides accurate readings on noisy, distorted or non-sinusoidal waveforms. Convenient built-in Non-Contact Voltage (NCV) Detector allows quick detection of live voltages while the LED backlight, with two level brightness, and flashlight help take measurements in dimly lit environment.

CE   CAT III   1 Year

PDF   Extech MA160 User Manual

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Extech MA160 Features:

  • MA160 TRMS 200A AC/DC Open Jaw Clamp Meter
  • 0.57″ (14.5mm) open jaw size allows current measurements in tight spaces
  • Built-in Non-Contact Voltage (NCV) detector with audible alert and LED indicator
  • Relative Mode for Capacitance Zero and offset adjustment
  • 2000 count 2-level backlit LCD display
  • Convenient LED worklight for viewing in dimly lit area
  • Continuity and Diode Test
  • Auto Power Off with disable
  • Ergomic housing with built-in test lead holders
  • CAT III-600V rating

Extech MA160 Specifications:

Specification Range Basic Accuracy
AC/DC Current 200A (0.1A) ±(2.5%+5d)
AC Voltage 750V (1mV) ±(2.5%+3d)
DC Voltage 1000V (1mV) ±(0.8%+3d)
Non-Contact Voltage (NCV) 100 to 750V
Resistance 60MΩ (0.1Ω) ±(1.0%+2d)
Capacitance 60mF (0.01nF) ±(4.0%+20d)
Continuity /Diode Test Yes
Dimensions 210 x 53 x 35 mm
Weight 164g

WARNING: To avoid electrical shock, remove the test leads, disconnect the meter from any circuit and turn OFF the meter before opening the case. Do not operate with an open case.

Battery Replacement

1. Remove the test leads from the meter.

2. Remove the Phillips head screw that secures the battery compartment cover on the back of the meter.

3. Open the battery compartment and replace the two AA batteries, observing correct polarity. Re‐assemble the meter before use.

Battery Safety Notes: Please dispose of batteries responsibly; never dispose of batteries in a fire, batteries may explode or leak. If the meter is not to be used for 60 days or more, remove the battery and store separately. Do not mix battery types or freshness levels; please use batteries of the same type and of the same freshness level.

Never dispose of used batteries or rechargeable batteries in household waste. As consumers, users are legally required to take used batteries to appropriate collection sites, the retail store where the batteries were purchased, or wherever batteries are sold. Disposal: Do not dispose of this instrument in household waste. The user is obligated to take end‐of‐ life devices to a designated collection point for the disposal of electrical and electronic equipment.


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