Amprobe AM-140 TRMS Multimeter

Digital, precision true RMS (TRMS) multimeter with an optical RS232 PC interface .

Retired products cannot be ordered

The AM-140-A is the recommended replacement

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Part Number

AM-140 TRMS

Manufactured

By Amprobe

Includes

FREE Ground Shipping on orders of $1,000 or more
FREE Lifetime Tech Support

Features

True RMS (TRMS)
Optical isolated PC interface capability
MAX, MIN MAX-MIN recording
Peak hold
Auto and manual ranging
Intelligent auto power off
Data hold
Relative zero mode
Audible and visual warning against improper plug-in
DC Loop Current 4-20mA
dBm reading with 20 selectable impedance values
Backlight display
Large, easy to read LCD display
Diode Test
Audible continuity
Safety: CAT III 1000V, CAT IV 600V

The Amprobe AM-140 TRMS digital multimeter is an affordable, top-of-the-line precision multimeter. With an array of features and functions from true RMS to PC connectivity, the Amprobe AM-140 multimeter is designed to excel in professional environments.

The Amprobe AM-140 true RMS multimeter offers an optical RS232 PC interface and meets the needs of technicians testing electrical circuits up to 1000V and 10A as well as the needs for testing components and digital logic. Component test capabilities include resistance, capacitance, frequency, diode test, and continuity. Circuit test capabilities of this Amprobe multimeter include duty cycle, logic test, and dBm.

The Amprobe AM-140 TRMS multimeter has many features including peak hold; MAX, MIN, MAX-MIN recording; data hold; relative zero mode; auto and manual ranging; intelligent auto power-off; audible and visual warnings against improper test lead plug-ins; and a large, easy to read, backlit display. The Amprobe AM-140 TRMS digital multimeter has a CAT III 1000 V and CAT IV 600 V safety rating.

The Amprobe AM-140 true RMS multimeter ships complete with:

Test leads with set of alligator clips (MTL-90B)
Fuses (0.63A/500V IR 200kA for mA/uA terminal and 12.5A/500V IR 20kA for Amp terminal)
Instruction Manual

Amprobe AM-140 Multimeter Electrical Specifications

Feature	Range	Accuracy
AC Voltage	500.00 mV 5.0000/50.000/500.00/1000.0 V	±(0.8% rdg + 60 LSD) @45 to 300 Hz
DC Voltage	500.00 mV 5.0000/50.000/500.00/1000.0 V	±(0.10% rdg + 2 LSD)
Resistance	500.00 Ohms 5.0000/50.000/500.00 kOhms 5.0000 / 50.00 0MOhms	±(0.10% rdg + 6 LSD) @500 Ohms to 500 kOhms ranges
AC Current	500.00 / 5000.0 uA 50.000/500.00 mA 5.0000 / 10.000 A	±(1.0% rdg + 40 LSD) @50 and 60 Hz
DC Current	500.00 / 5000.0 uA 50.000/500.00 mA 5.0000 / 10.000 A	±(0.5% rdg + 20 LSD)
Frequency	5.000 Hz to 200.000 kHz	±(0.002% rdg + 4 LSD)
Capacitance	50.00 / 500.0 nF 5.000/50.00/500.0/9999 uF	±(2.0% rdg + 3 LSD)@ 50 nF to 50 uF ranges
Duty Cycle	0.1% to 99.99%	±(3 LSD / kHz + 2 LSD)