Amprobe PM55A Handheld Digital Multimeter, 2mA ac Max, 2mA dc Max, 450V ac Max

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attributes.Absolute_Maximum_DC_Current_Measur

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attributes.Hazardous_Area_Certification

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Finding the right multimeter tester for your application is crucial, and at RS Philippines, we offer a wide range of options to meet your needs. 

Whether you're a professional engineer, a technician, or an enthusiastic DIYer, our selection of multimeters ensures that you can measure voltage, current, and resistance with precision and reliability. 

Discover high-quality multimeter testers from trusted brands available at RS.

## **What Is a Multimeter?**

Multimeters, also referred to as multimeter testers, are used to check the electrical resistance within a circuit and measure multiple electrical values including voltage (volts), current (amps), and resistance (ohms). They are considered an essential tool for diagnosing issues, testing circuits, and ensuring electrical safety in electrical components and circuits. Multimeters come in different types: bench, analog and digital.

## **Types of Multimeters**

Here is what you should know about the different types of multimeter testers:

### **Analog Multimeters**

Analog multimeters are relatively simple to use and are favored for their straightforward design. They operate using a needle that moves over a scale to indicate measurements. While they are durable and can be useful for certain applications, their limited features and functions compared to digital counterparts can be a drawback.

### **Digital Multimeters**

[Digital multimeters](https://ph.rs-online.com/web/content/discovery/ideas-and-advice/understanding-digital-multimeters) (DMMs) are designed to feature a numeric LCD or LED display in providing measurements, making it easier to read for the user. They come in various forms, including handheld and clamp meter versions. Handheld multimeters are portable and ideal for on-the-go measurements. On the other hand, clamp meters are specialized DMMs used to measure current without breaking the circuit.

### **Bench Multimeters**

Often referred to as benchtop multimeters, this type of multimeter is particularly suited for engineers and technicians in workshop and laboratory settings. These devices offer high reliability and precision for maintenance, testing, and repair tasks. Their robust design and advanced capabilities make them indispensable tools in professional environments.

## **Differences Between Analog and Digital Multimeters**

As previously mentioned, analog multimeters display readings using a needle that moves across a scale. This method can be less precise due to fluctuations and the potential for the needle to move over time. Digital multimeters, on the other hand, use a numeric display, which offers greater accuracy and is easier to read. As technology has advanced, digital multimeters have become more popular for their precision, versatility, and additional features like auto-ranging and data logging.

## **Key Functions and Test Performed by Multimeters**
- **AC or DC Voltage:** They can measure the voltage in electrical circuits, whether alternating current (AC) or direct current (DC). A multimeter tester can accurately determine the voltage levels, ensuring circuits are operating within safe limits.
- **Resistance:** Multimeter testers can also check the resistance within a circuit to ensure components are functioning correctly. This is crucial for diagnosing potential issues and verifying that resistors and other components are working as intended.
- **Continuity:** It also tests the continuity of electrical components to confirm they are properly connected. Continuity testing helps in identifying broken or disconnected wires and components.
- **Current Measurement:** Both analog and digital multimeter testers can measure the current flowing through a circuit, with digital models providing more precise readings.
- **Diode Testing:** Multimeter testers can check the functionality of diodes in a circuit. This ensures that diodes allow current to flow in the correct direction and are not damaged.

Aside from these key functionalities, advanced digital multimeter testers offer additional features such as frequency, temperature, and capacitance measurements. 

Moreover, handheld digital multimeters often include auto-ranging capabilities, which automatically select the appropriate measurement range, simplifying the testing process and enhancing user convenience. 

## **Multimeters Typical Applications**

Multimeters are indispensable tools for professionals in various fields, providing the accuracy and reliability needed for critical measurements and diagnostics. These are some of the typical applications of multimeter testers:

### **Electronics Testing**

Multimeters are extensively used in [electronics testing to diagnose and repair electronic devices](https://ph.rs-online.com/web/content/discovery/ideas-and-advice/electronics-testing-guide). They help ensure that circuits and components are functioning correctly by measuring voltage, current, and resistance. For instance, a digital multimeter tester can quickly check the voltage levels in a circuit board, identify faulty components, and verify that repairs have been successful. 

### **Electrical Installations**

When conducting electrical installations, multimeters are essential for testing and verifying domestic, commercial, and industrial wiring setups. Electricians rely on these tools to measure the continuity of wires, verify proper grounding, and ensure that all connections are secure. 

### **Automotive Servicing**

Multimeters play a crucial role in [automotive diagnostics](https://ph.rs-online.com/web/content/discovery/ideas-and-advice/automotive-diagnostic-tools-vehicle-owners-must-have) and servicing by helping technicians troubleshoot electrical systems in vehicles. They are used to check battery voltage, diagnose alternator issues, and test wiring and connections throughout the vehicle. 

### **Industrial Maintenance**

In industrial settings, multimeters are vital for maintenance and repair tasks. They help ensure the smooth operation of machinery and electrical systems by providing accurate measurements and diagnostics. Whether it's testing the electrical panels, motor controls, or sensors, a reliable multimeter tester can make the process more efficient and accurate. 

## **Why Choose RS for Multimeters?**

We support technicians and engineers in the Philippines with the latest high-quality multimeters and multimeter accessories. Our comprehensive range of multimeters has been chosen for their high-quality components and accuracy, sourced from leading brands in the industry. We offer competitive multimeter prices, ensuring you get the best value for your investment.

Browse our range of multimeter testers today, which includes Fluke Multimeters, Keysight Multimeters, and our own RS PRO Multimeters. 

Whether you are looking for a digital multimeter for sale or need to compare multimeter prices, RS Philippines has you covered. Our selection ensures you can find the ideal multimeter for your needs. 

In addition to our high-quality multimeters, we also offer other products that can be useful for your electrical and mechanical applications, such as [data loggers](https://ph.rs-online.com/web/c/test-measurement/data-acquisition-logging/data-loggers/) and [photo sensors](https://ph.rs-online.com/web/c/automation-control-gear/sensors/photoelectric-sensors/). Trust RS for all your measurement and diagnostic needs and discover the difference that quality and accuracy make in your projects.



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