Ammeters

The AD105 True rms ammeter measures non-linear loads to 1000 Amps. Measures both AC and DC Current. It has the widest range of current measurement of all the Meterman clamp meters.  ...more

All AC Moving Coil Rectifier Ammeters & Voltmeters ±1% All DC Moving Coil Ammeters & Voltmeters ±1%. All Frequency Meters ±0.15Hz (50Hz & 60Hz). All Power Meters ±1% ...more

For measuring current, especially higher currents and quicker than series ammeters. These units are considered the finest available. All units are extremely rugged, reliable, and versatile.  ...more

The SLM-8 is a low cost, 8-channel paperless recording volt-ammeter for measuring and recording the true RMS values of up to 4 voltage channels and 4 current channels ...more

Measures three-phase currents. Measures and stores peak demand current.Provides instantaneous and peak lagged-demand ammeter readings. SCADA interface for data acquisition ...more

Invaluable for laboratory, production, and general A.C. testing. Self contained with six to seven ranges. Four models - ranges from 0.5 - 5 amps to 2 - 200 amps. Accuracy of 0.05%. ...more

The AD40A is an AC mini-clamp ammeter that measures up to 400 A AC in a small space. The AD40A measures low AC current in 40 A range.  ...more

Right voltmeter: Taut-band instrument driven by amplifier, with 9 ranges 1mV to 10V and selectable input resistance from 1 to 200 MOhm. Left voltmeter: Taut-band instrument driven by amplifier, with 9 ranges 1mV to 50V. Milliammeter / ammeter with 8 ranges 1mA to 10A (20mV drop shunts). Built-in IR drop contact checking circuit. Right voltmete ...more

The AmpstikPlus uses the same current technology that was developed for the original SensorLink Ampstik. The key feature of the AmpstikPlus is the ability to hold up to four True RMS amperage readings, ending the need to raise and lower the hotstick for each reading.  ...more

Typical Load Range 0 - 20 A (settable by multi turn potentiometer)* Load Current Regulation  +/- 0.05 % (for a change of battery voltage form No load voltage to end voltage level)  Line Regulation  +/- 0.05 % (for +/- 10% change in mains supply)  Power Requirement 230 V AC +/- 10% 50Hz . Metering. 3 Digit Volt. Amp meter with select ...more

Digital Multimeter Module, 16-bit - 16-Bit Digital Multimeter provides differential voltage measurements using an active metering technique (sometimes called a feedback ammeter) which provides virtually zero voltage burden while measuring currents up to ±200mA. Used in conjunction with current sources, currents to ±500mA can be measured. Volta ...more

The Radio Ampstik uses the same current sensor technology as the original Ampstik. Its key feature is the ability to display the current reading up to 50 feet away from the sensor. The user has the option to hold the display in their hands, mount it to their hotstick, or hang it on their bucket. The Radio Ampstik display can hold up to four Tr ...more

The large clamp-on feature, permits rapid measurement of A.C. current without interrupting the circuit. Ideal tool for the job testing. Standard current ranges are 1/50A-10/500A-50/2000A. Jaws: 3 1/2" - 4 1/2" - 6" I.D. ...more

The Hoyt 3100 Series Analog Panel Meter includes a wide selection of DC and AC Ammeters, Milliammeters, Voltmeters and Millivoltmeter's, with accuracy's of 1, 2 and 5%. All panel meters are available with choice of standard ranges, case styles and custom dials. ...more

For ranges higher than 20A DC, use external shunt with a 50mV DC Ammeter. For ranges higher than 300V DC, use external Multiplier with a 1mA Voltmeter. For ranges higher than 5A AC, use external Current Transformer with a 5A AC Ammeter. For ranges higher than 600V AC, use external potential Transformer with a 150V AC Voltmeter.  ...more

Telecommunications Power Systems rectifiers are the industry benchmark for reliability due to our field proven design. The light weight, compact modules feature power factor correction, automatic load sharing, current walk-in and international power input. Each module is equipped with representative telecommunication and cellular alar m outputs, an ...more

The BA-185 Current Transformer Burden Ammeter is a rugged, portable instrument, designed to field-test current transformer installations ...more

Slips on and off the conductor with ±1% accuracy. Measures Amps. Open CT that rejects stray magnetic fields. Sample and hold measurements. High voltage rated 500kV ...more

The Amcorder uses the same sensor technology as the original Ampstik. The True RMS inductive sensor does not use magnetic materials and has no moving parts. The opening of the sensor is electronically closed and external currents are electronically rejected.  ...more

Picoampere Measurement Module - The PAM is a superset of the CPM, providing a low leakage node connected to a feedback ammeter which consists of an electrometer class of amplifiers. Measures current over four ranges having full-scale values of 100pA, 1nA, 10nA, and 100nA. Analog cabling used to connect PAM pins to the DUT is designed to optimi ...more

Programmable Ammeters are DC current indicators with High and Low alarm limits. Microcontroller based highly versatile and reliable digital circuitry. ...more

Snap-Around Volt-Ohm-Ammeter. Lifetime Limited Warranty. Industry Standard Safety Test Leads. DC Voltage Range. Safety Wrist Strap  ...more

Digital Snap-Around Volt-Ohm-Ammeters. Industry Standard Safety Test Leads. Built-in Non-Contact Voltage Detector (DSA-600). DC Voltage Ranges. Electronic Overload Protection ...more

This series calibrators are used for adjusting, checking and verification of measuring instruments used in power engineering. These include active and reactive power meters, phase meters, frequency meters, ammeters, voltmeters, transducers, monitoring systems, and frequency, voltage and current relays. ...more

Digital Snap-Around Volt-Ohm-Ammeters. Meets CE Requirements. Recessed Safety Designed Input Terminals. Minimum/Maximum. Minimum/Maximum  ...more