Data Acquisition Milliohm Meters
Description
Data Acquisition Milliohm Meters are specialized instruments designed to measure very low resistance values, typically in the milliohm range. These meters are equipped with features that facilitate the acquisition and logging of data, making them suitable for precise resistance measurements. They are available in various form factors, including benchtop, handheld, and rack-mounted devices, and often include features such as adjustable sampling rates, auto-ranging capabilities, and integral application software .
Working Principle
Milliohm meters operate by passing a known current through the resistance to be measured and then measuring the voltage drop across it. This allows the device to calculate the resistance using Ohm's Law. The use of a four-wire Kelvin configuration is common in these meters to minimize errors caused by lead resistances, which is crucial when measuring very low resistance values. This configuration uses separate pairs of leads for current supply and voltage measurement, ensuring high accuracy. These meters are particularly useful for applications requiring precise low-resistance measurements, as they can self-correct for temperature drift and integrate easily into software systems for automated data acquisition .
Applications
Data Acquisition Milliohm Meters are used in a variety of specific applications. For instance, they are employed in testing LCD display panels, where precise resistance measurements are critical to ensure quality and functionality . They are also used in the measurement of small-scale and microscopic material samples, where high accuracy and speed are essential to avoid damage to the components being tested .
Advantages over other Milliohm Meters
One of the key advantages of data acquisition milliohm meters, such as the TEGAM Model 1740, is their ability to provide high-accuracy measurements at very high speeds. They are equipped with advanced features like programmable interfaces and self-correction for temperature drift, which are not always available in other milliohm meters. These features make them particularly suitable for integration into automated systems and for applications requiring continuous monitoring and data logging .
Limitations
Despite their advantages, data acquisition milliohm meters have limitations. For example, when working at the microscopic level, continuously applied high currents can lead to component or probe degradation, resulting in inaccurate measurements or even damage to the equipment . Additionally, the complexity of these devices may require specialized knowledge for proper operation and maintenance.
Considerations
When considering the purchase and use of data acquisition milliohm meters, several factors should be taken into account. Initial costs can be high due to the advanced features and capabilities of these devices. Operating expenses may also be significant, particularly if the device requires regular calibration or maintenance to ensure accuracy. Durability is another consideration, as the precision components used in these meters may be sensitive to environmental conditions. Accuracy is a critical factor, and potential users should ensure that the meter's specifications meet their measurement requirements. Finally, replacement and maintenance costs should be evaluated, as these can impact the overall cost of ownership over time.
from Red Pitaya, d.o.o.
SDRlab 122-16 External clock is based on the SDRlab 122-16 model that is modified to be used with an external clock oscillator, which is important especially for RF applications that operate at other frequencies, require better quality clock or clock synchronization. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
SDRlab 122-16 was developed specifically for software-defined radio and more demanding RF applications. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
SIGNALlab 250-12 is most sophisticated Red Pitaya product, built for more demanding industrial applications and research, where robustness and performance matter more than cost. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14 4 Inputs is based on STEMlab 125-14 board, but instead of 2 inputs and 2 output channels offers 4 Input channels that with improved performance. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14 is our most versatile and popular product, which was introduced to the market in 2013 when Red Pitaya was established. Since then it has been used in a wide variety of contexts, from hobbyists and ham radio operators to industry, research, and space applications. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14 is our most versatile and popular product, which was introduced to the market in 2013 when Red Pitaya was established. Since then it has been used in wide variety of contexts, from hobbyists and ham radio operators to industry, research and space applications. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14 Edu Pack is based on Red Pitaya's best-selling DAQ platform and with the chosen accessories a perfect fit for educational purposes. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14 External clock is based on the STEMlab 125-14 model that is modified to be used with an external clock oscillator, which is important especially for RF applications that operate at other frequencies, require better quality clock or clock synchronization. With this modification, users... [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
Based on the STEMlab 125-14 Starter kit and it comes with individual ISO17025 certificate. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14 Low Noise Bare OEM is the ultimate solution for customization and adaptability in your electronic project. This board, which comes without the usual connectors, provides unparalleled freedom and versatility to tailor your designs according to your specific needs. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14 Low Noise is based on a STEMlab 125-14 board that is populated with additional linear analog power for analog power supplies to reduce RF inputs and outputs noise and consequently increase ENOB. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
We are setting the industry standard in product quality and customer support, our STEMlab OEM boards are easy to integrate and available in multiple hardware and software configurations. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14 is our most versatile and popular product, which was introduced to the market in 2013 when Red Pitaya was established. Since then it has been used in wide variety of contexts, from hobbyists and ham radio operators to industry, research and space applications. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14 is our most versatile and popular product, which was introduced to the market in 2013 when Red Pitaya was established. Since then it has been used in wide variety of contexts, from hobbyists and ham radio operators to industry, research and space applications. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14 X-Channel System is designed for applications that require multi-channel RF signal acquisition and generation. It enables the user to stream analog and digital signals from/to the client's PC. X-Channel System consists of multiple STEMlab 125-14 devices that are modified and comes... [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14Z7020 Low Noise is based on a STEMlab 125-14 Z7020 board that is populated with additional linear analog power for analog power supplies to reduce RF inputs and outputs noise and consequently increase ENOB. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits
from Red Pitaya, d.o.o.
STEMlab 125-14Z7020 Low Noise is based on a STEMlab 125-14 Z7020 board that is populated with additional linear analog power for analog power supplies to reduce RF inputs and outputs noise and consequently increase ENOB. [See More]
- Options & Features: Has Application Software for Host Computer; Auto-ranging; Battery powered (optional feature); Data Acquisition; Data storage/ logging; dB readings; Has Integrating Functions (optional feature); Programmable; Removable data storage; Has Scaling Function; Temperature Compensated (optional feature); Triggering
- Display Type: Webpage
- Form Factor: Clamp Meter (optional feature); Bench top; Rack mount (optional feature); Handheld (optional feature); Computer Board
- Display Digits: 3 Digits; 4 Digits; 5 Digits; 6 Digits