Anyone who works with electricity or electronics needs to have a multimeter.
They are capable of measuring a wide range of variables, including temperature, frequency, capacitance, resistance, voltage, and more.
They can assist you with a variety of activities, including problem-solving, component testing, circuit verification, and more. But not all multimeters are created equal.
The features, functionalities, and specifications of the many types, models, and brands of multimeters vary.
How can you pick the multimeter that would suit your needs the best?
What aspects need to be taken into account while purchasing a multimeter?
EXTECH EX540
By contrasting two well-liked Extech Instruments models—the MM560A MultiMaster High-Accuracy Multimeter and the EX540 12 Function Wireless True RMS Industrial MultiMeter Datalogger—in this article, we hope to assist you in finding the answers to these concerns.
‘We shall discuss the similarities and differences between these two multimeters’ features, functions, and specifications.
Additionally, we will discuss each multimeter’s advantages and disadvantages as well as how they are appropriate for various tasks.
Leading producer of test and measurement equipment for numerous industries and applications is Extech Instruments.
A variety of items are available from them, including multimeters, clamp meters, oscilloscopes, thermometers, moisture meters, sound meters, light meters, and more
. They are renowned for their excellence, originality, and client support. They have been in operation since 1971 and have more than 45 years of industry experience.
Their flagship product is the MM560A: MultiMaster High-Accuracy Multimeter. For your measurements, it is a True RMS multimeter that provides great accuracy and resolution.
It boasts a big, bright 50,000/500,000 count LCD display with 0.03% basic DCV accuracy and up to 20kHz True RMS ACV bandwidth, which shows you every little detail of your data.
The bargraph and backlight make it possible to read the display even in dim lighting. The MM560A is capable of measuring voltage and current in AC and DC, as well as resistance, capacitance, frequency, temperature, duty cycle, diode/continuity, and other things.
Additionally, it has a few distinctive qualities that distinguish it from other multimeters.
The MM560A’s unusual True RMS combined AC+DC capability, which can measure rectified AC (non-symmetrical) voltage and current waveforms, is one of its exceptional features.
EXTECH MM560A
This is helpful when evaluating appliances like power supplies, inverters, and converters that contain both AC and DC components.
These intricate waveforms’ genuine RMS values can be precisely and error-free measured using the MM560A.
The MM560A’s filtered frequency function, which has customizable trigger levels, can measure variable speed motor drives and high voltage applications.
This is helpful for testing transformers, motors, generators, and other equipment with variable frequency outputs.
The MM560A can precisely measure the correct frequency while filtering out the noise and interference that these devices produce.
Additionally, the MM560A contains 4 to 20mA, which is measured as process current and shown as 0–100%. Testing industrial sensors and controllers that make use of this common current loop signal is made handy by this.
Test leads, a holster for protection with a stand, a Type K thermocouple probe for temperature readings, and a 9V battery are all included with the MM560A:
Additionally, it includes some useful features like the Peak function that records transient pulses, Relative and Hold functions, Auto Power off with disable option, Max/Min recording with auto ranging, and more.
The best precision instrument for your testing requirements is the MM560A.
Extech Instruments
Extech Instruments also sells the EX540 12 Function Wireless True RMS Industrial MultiMeter Datalogger, which is a well-liked item. This True RMS multimeter can wirelessly datalog and send your measurements to your PC.
It boasts a sizable, crystal-clear 40,000 count LCD display that uses True RMS technology to provide precise readings.
The contrast adjustment makes the display easy to read even in direct sunshine.
The EX540 is capable of measuring a variety of things, including temperature, duty cycle, diode/continuity, resistance, capacitance, frequency (electrical/electronic), and more. Additionally, it has a few distinctive qualities that distinguish it from other multimeters.
EXTECH MM560A
The EX540’s wireless
The EX540’s wireless PC interface, which can datalog up to 9,999 measurements internally and send them to your PC via a 915MHz receiver, is one of its special features.
Without needing to attach wires or cables, you may use this to track and record your measurements.
Using the bundled software, you may view your data in real time on your PC. You can use graphs, tables, statistics, and other tools to analyse your data. Your data can also be exported to Excel or other programs for additional processing.
The EX540’s waterproof
The EX540’s waterproof (IP67) protection and CAT IV-600V safety grade for industrial applications are two further distinctive features.
This means that it can endure severe voltage spikes, water, and dust without suffering any harm. The EX540 is built tough and resilient for use in challenging conditions.
The test leads, magnetic hanging strap for hands-free use, Type K thermocouple probe for temperature measurements, remote receiver with USB cable for wireless PC connection, PC software CD-ROM, carrying case, and 9V battery are all included with the EX540.
Other useful features include Data Acquisition Mode for real-time data transmission to a PC, Auto Power Off with Disable, Relative and Hold, Min/Max/Average functions with elapsed time indication, and more. The best data collecting tool for your monitoring needs is the EX540.
Both multimeters contain functions such AC/DC voltage and current measurements, resistance, capacitance, frequency, temperature, duty cycle, and measurements of diodes and continuous circuits. They do, however, differ in a few ways that allow them to be used for various tasks.
With regard to DCV and Hz measurements in particular, the MM560A outperforms the EX540 in terms of resolution and accuracy.
Additionally, the EX540 lacks a filtered frequency function and a unique True RMS combination AC+DC capability that the MM560A provides.
However, the MM560A lacks a wireless datalogging functionality that the EX540 has. In addition, the EX540 is waterproof and has a greater safety certification than the MM560A.
You can select either multimeter based on their strengths and limitations depending on your needs and preferences.
The EX540 is more suited for data collecting and industrial settings, while the MM560A is better suited for precision testing and high voltage applications. Both multimeters are trustworthy, adaptable devices that can carry out a variety of measurements.
the benefits and drawbacks of each multimeter. Here are some potential benefits and drawbacks:
MultiMaster High-Accuracy Multimeter, Model MM560A
Pros:
High resolution and accuracy for measurements of DCV and Hz
Unique Filtered frequency function and true RMS combination AC+DC function
Process current range: 4 to 20 mA
Bargraph and backlight for simple reading
recording with max/min and autoranging
Peak-function-based transient pulse capture
Cons:
Absence of wireless datalogging
No CAT IV safety rating or waterproofing
Thermocouple not present
EX540 True RMS Industrial Multimeter 12 Function Wireless Datalogger
Pros:
Wireless datalogging and software-enabled PC interface
IP67 waterproofing and a CAT IV-600V safety rating
Hands-free operation with a magnetic hanging strap
Data Acquisition Mode with elapsed time indication and Min/Max/Average functionality for real-time data transmission to a PC
Thermocouple was utilized.
Cons:
For measurements of DCV and Hz, MM560A has a lower resolution and accuracy.
neither a filtered frequency function nor a true RMS combination AC+DC function
No process current measurement from 4 to 20 mA
This article compares the MM560A MultiMaster High-Accuracy Multimeter and the EX540 12 Function Wireless True RMS Industrial MultiMeter Datalogger, two well-liked Extech Instruments models.
We have discussed the similarities and differences between these two multimeters’ features, functions, and specifications. Additionally, we have emphasized each multimeter’s advantages and disadvantages as well as how each one is appropriate for various tasks.
For your measurements, the MM560A MultiMaster great-precision Multimeter, a True RMS multimeter, provides great precision and resolution.
It contains a 50,000/500,000 count LCD display with 0.03% basic DCV precision, 20kHz True RMS ACV bandwidth, and shows you every measurement detail.
Additionally, it has some distinctive characteristics like the exclusive True RMS AC+DC combination function and the filtered frequency function that make it simple to measure high voltage applications and variable speed motor drives.
The best precision instrument for your testing requirements is the MM560A.
A True RMS multimeter, the EX540 12 Function Wireless True RMS Industrial MultiMeter Datalogger can wirelessly datalog and transmit your measurements to your PC.
It contains a 40,000 count LCD display with True RMS technology, which provides accurate readings. A wireless PC interface that can datalog up to 9,999 readings internally and deliver them to your PC through a 915MHz receiver is one of its other distinctive features.
Additionally, it offers an industrial safety certification of CAT IV-600V and an IP67 waterproof protection. The best data collecting tool for your monitoring needs is the EX540.
You can select any multimeter based on their advantages and disadvantages depending on your requirements and preferences.
The EX540 is more suited for data collecting and industrial settings, whilst the MM560A is better suited for precision testing and high voltage applications.
Both multimeters are trustworthy, adaptable devices that can carry out a variety of measurements.
