Digital Power Meters
Description
Digital power meters are devices designed to measure and display electrical parameters such as voltage, current, and power in an electrical circuit. They provide precise readings of these parameters, often in real-time, allowing users to monitor and manage electrical consumption effectively.
Working Principle
Digital power meters operate by receiving electrical inputs, such as AC or DC current and voltage, and converting these inputs into digital signals. These signals are then processed to calculate electrical parameters like power, energy consumption, and power factor. The digital display allows for accurate and easy-to-read measurements, eliminating issues like parallax error associated with analog meters. The usefulness of digital power meters lies in their ability to provide precise and reliable data, which is crucial for monitoring and optimizing electrical systems.
Applications
Digital power meters are widely used in various applications, including industrial automation, building management systems, and renewable energy systems. For example, in industrial settings, they are used to monitor the power consumption of machinery to optimize energy usage and reduce costs. In building management, they help track energy consumption patterns to improve energy efficiency. In renewable energy systems, digital power meters are essential for monitoring the output of solar panels or wind turbines to ensure optimal performance.
Advantages over other Process - Solids Processing Equipment
Digital power meters offer several advantages over traditional analog meters, such as higher accuracy, better resolution, and the ability to integrate with digital systems for data logging and analysis. Unlike analog meters, digital power meters do not suffer from issues like zero drift or moving parts, which can affect accuracy and reliability. They also provide additional functionalities like relay outputs and analog retransmission, which are not typically available in analog meters.
Limitations
One limitation of digital power meters is their dependency on electronic components, which can be susceptible to electromagnetic interference and power surges. Additionally, they may require calibration and maintenance to ensure continued accuracy over time. The initial cost of digital power meters can also be higher compared to analog meters, which might be a consideration for budget-conscious users.
Considerations
When selecting a digital power meter, several factors should be considered, including initial costs, operating expenses, and durability. Digital power meters generally have higher initial costs but can offer long-term savings through improved energy management. Operating expenses may include periodic calibration and maintenance to ensure accuracy. Durability is another important factor, as digital power meters should be robust enough to withstand the environmental conditions of their intended application. Accuracy is a critical consideration, as precise measurements are essential for effective energy management. Replacement and maintenance costs should also be factored into the decision-making process, as these can impact the overall cost of ownership.
from TE Connectivity
Body Features. Product Weight : .25 KG [.46 LB ]. Configuration Features. Panel Cutout Size : None MM [None INCH ]. Wiring Configuration : Three Phase 4 Wire. Dimensions. Product Depth : 62 MM... [See More]
- Display Type: Digital
- Phase: Three Phase
from Newport MKS
The 2938-R dual channel high performance optical power and energy meter features a 7 inch, high brightness, touch screen and great improvements on the user interface. With the high bandwidth electronics design and high speed digital processing, up to 10 kHz rate measurement rate, time stamped, is... [See More]
- Display Type: Digital
- Output Interface: User selected 1, 2, 5, or 10 V full-scale, 0.03% resolution, 100Ω impedance
- Form Factor: Bench top
from PCE Instruments / PCE Americas Inc.
Power Meter with one phase measurement for all parameters: voltage, current, etc. Supply voltage: 20 ... 40V AC (45 ... 65 Hz) or DC. Analog output (0/4 ... 20 mA or 0 ... 10 V). RS485 interface. Pulse output [See More]
- Display Type: Digital
- Operating Temp: -25 to 55
- Form Factor: Rack mount
from KRYTAR, Inc.
The Krytar Model 9000B is a low cost, high performance CW power meter using a diode based power sensor. The power meter can measure power levels from -39 to +20 dBm and cover frequencies from 100 kHz to 40 GHz. With bench and field service applications in mind, the power meter was designed to be... [See More]
- Display Type: Digital
- dBm Measurement Range: -30 to 20
- Form Factor: Bench top
- Bandwidth: 100000 to 4.00E10
from RS Components, Ltd.
MTX3297 ATEX EX Portable multimeter [See More]
- Display Type: Digital
- Standards and Certifications: RoHS
- Special Measurement Types: Continuity Check; Diode test
from TE Connectivity
Body Features. Product Weight : .35 KG [.66 LB ]. Configuration Features. Panel Cutout Size : 92 MM [3.622 INCH ]. Wiring Configuration : Single Phase, Three Phase 3 Wire, Three Phase 4 Wire. Dimensions. [See More]
- Display Type: Digital
- Phase: Single Phase; Three Phase
from Newport MKS
The FPM-8220 Fiber Optic Power Meter combines accurate, repeatable power measurements with low polarization dependence in a simple, easy to use instrument for R &D or manufacturing testing of fiber optic components and systems. Interchangeable fiber optic power measurements heads deliver... [See More]
- Display Type: Digital
- Form Factor: Bench top
from PCE Instruments / PCE Americas Inc.
power meter with RS-232 interface and software to analyse power consumption The PCE-PA6000 power meter is a tabletop device for measuring effective power, apparent power, power factor, energy consumption, current, continuous voltage, resistance and frequency. The power meter also offers the... [See More]
- Display Type: Digital
- Real Power: 1 to 1000
- Form Factor: Bench top
- Apparent Power: 0.0100 to 9999
from RS Components, Ltd.
Digital Power Meter [See More]
- Display Type: Digital
- Standards and Certifications: RoHS
- Real Power: 6000
from TE Connectivity
Body Features. Product Weight : .3 KG [.46 LB ]. Configuration Features. Panel Cutout Size : None MM [None INCH ]. Wiring Configuration : Three Phase 3 Wire, Single Phase 2 Wire, Three Phase 4 Wire. Dimensions. [See More]
- Display Type: Digital
- Phase: Single Phase; Three Phase
from Newport MKS
The PMKIT-07-01 can measure optical power level in the 780 to 1800 nm wavelength range. Power meter kits are especially useful for those who are new to optical measurements and who need simple measurement tools. Save big when purchased as a kit. The kit includes the following components: Model 843-R [See More]
- Display Type: Digital
from RS Components, Ltd.
Power Meter - No GPIB [See More]
- Display Type: Digital
- Standards and Certifications: RoHS
- Real Power: 12000
from TE Connectivity
Body Features. Product Weight : .3 KG [2.18 LB ]. Configuration Features. Panel Cutout Size : 92 MM [3.622 INCH ]. Wiring Configuration : Single Phase, Three Phase 4 Wire, Three Phase 3 Wire. Dimensions. [See More]
- Display Type: Digital
- Phase: Single Phase; Three Phase
from Newport MKS
The PMKIT-06-01 can measure optical power level in the 400 - 1100 nm wavelength range. Power meter kits are especially useful for those who are new to optical measurements and who need simple measurement tools. Save big when purchased as a kit. The kit includes the following components: Model 843-R [See More]
- Display Type: Digital
from RS Components, Ltd.
Teledyne LeCroy AC/DC Single Phase Digit [See More]
- Display Type: Digital
- Standards and Certifications: RoHS
- Real Power: 2
from TE Connectivity
Body Features. Product Weight : .2 KG [.11 LB ]. Configuration Features. Panel Cutout Size : None MM [None INCH ]. Wiring Configuration : Three Phase 3 Wire, Three Phase 4 Wire, Single Phase 2 Wire. Electrical... [See More]
- Display Type: Digital
- Phase: Single Phase; Three Phase
from Newport MKS
The PMKIT-15-01 can measure optical power level in the 400 - 1100 nm wavelength range. Power meter kits are especially useful for those who are new to optical measurements and who need simple measurement tools. Save big when purchased as a kit. The kit includes the following components: Model 843-R [See More]
- Display Type: Digital
from RS Components, Ltd.
Teledyne LeCroy AC/DC Single Phase Digit [See More]
- Display Type: Digital
- Standards and Certifications: RoHS
from Hoyt Electrical Instrument Works, Inc.
30 Power (Active, Reactive). 30 Power Factor. Energy (Active, Reactive, Apparent). Programmable C.T, P.T. Modbus RTU Communication (RS485) (Optional). Single Pulse Output [See More]
- Display Type: Digital
- Output Interface: RS485
from Spire Metering Technology
101E - ideal solution for accurately monitoring electricity consumption. Coupled with AMR solution, offers a direct path to better energy management. The 101E single phase meter is a new addition to Spire Metering ’s ePrime Series smart meter product family. It is a rail-mount type two-wire... [See More]
- Display Type: Digital
- Phase: Single Phase
- Form Factor: Rack mount
- Operating Temp: -10 to 50
from Boonton Electronics Corporation
The 4240 series of CW RF power meters provides the high speed measurement capability needed in a production environment, as well as the simplicity of operation required for bench top use. It provides very accurate measurements from -70 dBm to +44 dBm (sensor dependent) and has a rapid display update... [See More]
- Display Type: Digital
- Bandwidth: 10000 to 4.00E10
- Form Factor: Bench top
- Max Channels: 2
from Microtest Corporation
MICROTEST ’s single phase power meter 7110/7120 has the wave crest factor of the input current as CF3/CF9 and able to measure all the values within measuring ranges. They have the fastest auto-shift speed amongst other testers of the same level, and the measuring span can be locked on rapidly... [See More]
- Display Type: Digital
- Phase: Single Phase
- Form Factor: Bench top
- Real Power: 0.0100 to 16000
from Mitsubishi Electric Automation, Inc.
The ingenious design of the ME96-NSR meter uses an LCD display to combine the visual clarity of an analog meter with the accuracy and reliability of digital technology with no moving parts. ME96-NSR is a stand-alone meter which can be connected to a network using Modbus RTU or CC-Link... [See More]
- Display Type: Digital
- Phase: Single Phase; Three Phase
- Form Factor: Rack mount
- Apparent Power: 5 to 30000
from OMEGA Engineering, Inc.
The HHM98P multifunction clamp-on meter provides high accuracy and reliability in a low-cost, portable package. The built-in AC clamp makes this meter ideal for troubleshooting electric resistance heaters and other plant electrical systems. In addition, the HHM98P effectively measures current from 3... [See More]
- Display Type: Digital
- Apparent Power: 0.0 to 60000
- Form Factor: Clamp Meter; Handheld
- Reactive Power: 0.0 to 60
from Delta Electronics (Americas)
Delta's Power Meter DPM-C530A provides precise measurement of various power parameters including power factor, harmonics, current, voltage, and more. It is also equipped with an over-limit alarm and history logs storage for real-time monitoring purposes. The DPM-C530A is the perfect match for energy... [See More]
- Display Type: Digital
- Phase: Single Phase; Three Phase
- Form Factor: Rack mount
- Operating Temp: -20 to 70
from Hoyt Electrical Instrument Works, Inc.
Semiconductor technology is used to produce very compact electronic kWh meters as a replacement for electro-mechanical check meters. The meter range has variations for single phase, two phase, three phase 3/4 wire balanced and 3/4 wire unbalanced systems. In addition to the LCD display of kWhrs... [See More]
- Display Type: Digital
- Phase: Single Phase; Three Phase
- Form Factor: DIN Rail
- Operating Temp: 0.0 to 60
from Spire Metering Technology
Coupled with AMR solution, offers a direct path to better energy management. The 103E is a DIN rail four wire three phase smart energy meter. It is a new addition to Spire Metering ’s ePrime Series smart meter product family. It utilizes state-of-the-art technology within the electronic kWh... [See More]
- Display Type: Digital
- Phase: Three Phase
- Form Factor: Rack mount
- Operating Temp: -10 to 50
from Boonton Electronics Corporation
4500B Peak Power Meter. The 4500B Peak Power Analyzer has been totally redesigned from the inside out. This meter is taking performance to a new peak and changing the way the industry views and analyzes RF data. Features: 8.4" TFT color LCD display. 100 ps timebase resolution. Automatic... [See More]
- Display Type: Digital
- Bandwidth: 1.00E6 to 4.00E10
- Form Factor: Bench top
- Max Channels: 2
from Mitsubishi Electric Automation, Inc.
QE81-WH is a powerful tool that can be used as part of any serious attempt at energy saving by measuring different energy-using circuits and tracking and consumption variables; Line Current, Line Voltage, kW, kVAr and Power factor can all be tracked in real time. Data generated by the module can... [See More]
- Display Type: Digital
- Phase: Single Phase; Three Phase
- Form Factor: Rack mount
- Options & Features: Has Alarm LED
from Boonton Electronics Corporation
The 4530 series RF Peak Power Meter can make Peak, CW Power and RF Voltage measurements at high speed from 10 Hz to 40 GHz. Features: Frequency Range: 10 Hz to 40 GHz. Dynamic Range: Peak Power >60 dB CW Power -90 dB. Synchronous/Asynchronous Triggering. Dual-channel statistical measurements... [See More]
- Display Type: Digital
- Bandwidth: 5.00E7 to 4.00E10
- Form Factor: Bench top
- Max Channels: 2
from Mitsubishi Electric Automation, Inc.
EnergyPAQ is a self-contained solution. which will track, display and store critical power consumption data from multiple power circuits around any plant or facility. Key Features: Complete solution – monitoring and display firmware is pre-loaded. Multiple logging options. Compatible with LEM... [See More]
- Display Type: Digital
- Phase: Single Phase; Three Phase
- Form Factor: Bench top
from Boonton Electronics Corporation
Boonton ’s versatile 4541 (1 Ch) and 4542 (2 Ch) combined Peak / Average Power and Voltage meters are leading edge instruments for most accurate RF measurements. Features like high dynamic range, rise time of less than 7ns and an effective time resolution of 200 ps provide the greatest detail... [See More]
- Display Type: Digital
- Bandwidth: 9900 to 4.00E10
- Form Factor: Bench top
- Max Channels: 2
from Mitsubishi Electric Automation, Inc.
This Energy Measuring Unit can measure various types of electric quantity such as voltage, current, electric power and electric energy. Key Features: The measurement data can also be transmitted to superior monitoring systems through MODBUS ® RTU communication. In addition to the provision for... [See More]
- Display Type: Digital
- Phase: Single Phase; Three Phase
- Form Factor: Rack mount
- Operating Temp: -5 to 55