Extech Instruments MA140 Series, MA160, MA260 Catalog Page

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MA140 Series True RMS 300A Mini Clamp Meters + NCV

Choice of AC Current or AC/DC Current model with high accuracy

• True RMS for accurate readings of noisy, distorted or non-sinusoidal waveforms

• Model MA140 — AC Current
Model MA145 — AC/DC Current and Zero function for accurate DC measurements

• Compact 0.8" (22mm) jaw size accommodates conductors up to 300MCM

• Unique Smart Auto Sense feature

• Low Pass Filter (LPF) for accurate measurement of variable frequency drive signals

• Built-in Non-Contact Voltage (NCV) detector

• Inrush current measurement

• 6000 count backlit LCD display

• Smart Data Hold: Audiovisual alert when a new reading
exceeds 50 digits of a held reading

• Low battery indicator and Auto Power Off feature

• CAT III-600V safety rating

• Complete with carrying case and two LR44 batteries; 1 year warranty

SPECIFICATIONS

MA140 MA145

AC Current (max resolution) 60A, 300A (0.01A) 60A, 300A (0.01A)
DC Current (max resolution) — 60A, 300A (0.01A)
Basic accuracy ±2.0% AC: ±1.5%, DC: ±1.5%

Non-Contact Voltage (NCV) 80 to 600V 80 to 600V

Dimensions/ Weight 5.8x2.4x1.2" (147x60x31mm)/ 4.9oz (140g)

ORDERING

MA140 ÿ

True RMS 300A AC Mini Clamp Meter+NCV

MA145

ÿ

True RMS 300A AC/DC Mini Clamp Meter+NCV

MA160/MA260 True RMS 200A AC Open Jaw Clamp Meters

0.6" (16mm) Open jaw design provides quick current measurements in tight

locations without breaking the circuit

• True RMS for accurate readings of noisy, distorted or non-sinusoidal waveforms

• Built-in Non-Contact Voltage (NCV) detector with audible alert and LED indicator

• Auto Power Off with disable

Model MA160 (CAT III-600V rating; ETL listed)

• 2000 count 2-level backlit LCD display

• Convenient LED worklight for viewing in dimly lit area

• Relative Mode for Capacitance Zero and offset adjustment

• Complete with test leads, two AA batteries, and pouch

Model MA260 (CAT IV-600V rating, UL Listed)

• Smart Auto Sensing technology enables the meter to recognize the
input and automatically switch to the correct mode of operation

• For AC Voltage, Auto Sense feature evaluates input signal and
adjusts Input Impedance to eliminate effects of ghost voltages

• 10,000 count backlit LCD display with Smart Data Hold feature

• Complete with test leads and two AAA batteries; 1 year warranty

SPECIFICATIONS

MA160 MA260

AC Current (max res.) 200A (0.1A) 200A (0.1A)
DC Current (max res.) 200A (0.1A) —
AC/DC Voltage (max res.) AC: 750V (1mV); DC: 1000V (1mV) 1000V (0.1V)
Non-contact Voltage 100 to 750V 80 to 1000V AC (50 to 60Hz)

Resistance (max res.) 60MΩ (0.1Ω) 10kΩ(1Ω)
Capacitance (max res.) 60mF (0.01nF) —
Diode/ Continuity Yes Yes
Dimensions/ Weight 8.3x2.1x1.4" (210x53x35mm)/ 5.8oz (164g) 7.6x2.1x1.2" (193x54x31mm)/ 9.9oz (280g)

ORDERING

MA160 ÿ

True RMS 200A AC/DC Open Jaw Clamp Meter

MA260 CAT IV True RMS 200A AC Open Jaw Clamp Meter

Smart Auto Sense feature
enables the meter to
recognize the input (within
a given function) and
automatically switch to the
correct mode of operation
(i.e. AC to DC Current
measurement)

Convenient Open jaw design
provides quick measurements
in tight locations

MA160 ETL Listed; MA260 UL Listed

Mini Clamp Meters and Open Jaw Clamp Meters