1 to 8 Channel Precision Power Meter LMG500

Product catalog summary

Overview: The LMG500 is a precision power meter designed for high accuracy and wide bandwidth measurements, suitable for applications such as motors, transformers, frequency inverters, and power electronics. It supports up to 8 channels for synchronous power measurement with a high sampling rate of 3MSamples/s.

Specifications: The LMG500 offers an accuracy of 0.03% and a bandwidth of 10MHz. It can capture harmonics and interharmonics up to 50kHz internally and up to 1MHz with external PC support. The device features isolated inputs to ensure precise measurements without interference.

Key Features: The device provides gapless sampling, real-time evaluation, and ergonomic operation. It supports interfaces like IEEE488.2, RS232, USB, and Ethernet for high data transfer rates. Its modular design allows flexible use across different power measurement applications.

Applications: The LMG500 is used for measuring components like ferrite cores and semiconductors, devices such as motors and inverters, and installations including power grids. It is also applicable in CE-mark tests and network-appliance interactions.

Advanced Capabilities: The device measures power losses in transformers, chokes, and capacitors at low power factors and supports harmonic analysis up to 1MHz. It is suitable for monitoring harmonics in avionics and optimizing solar technology.

Additional Features: The LMG500 includes a graphical display for waveform analysis, phasor diagrams, and harmonic bar graphs. It offers a custom menu for numerical results and supports external sensor identification and compensation for delay times.

Interface Options:

IEEE488 Interface: Supports SCPI and LMG500 specific command set with data transfer rates up to 1Mbyte/s.
USB Interfaces: Includes a front USB for memory sticks and a rear USB for data transfer and remote access.
Ethernet Converter: External adapter with fixed connectors supplied by LMG.

Measurement and Analysis Options:

Processing Signal Interface: Monitors process magnitudes like revolution and torque, allowing for efficiency calculations and control parameter applications.
Flicker Meter: Compliant with EN61000-4-15, evaluates voltage fluctuations for currents up to 75A.
Event Triggering: Displays and saves abnormal events, with detailed trigger conditions and sampling capabilities.
Star to Delta Conversion: Converts line-to-line voltages and currents for 3-phase systems, allowing for harmonic assessment and unbalance handling.
Harmonics Analysis: Analyzes up to the 99th harmonic for current, voltage, and power, with external PC analysis up to 1.5MHz.
CE Harmonics: Measures harmonics up to the 40th for currents up to 75A, compliant with EN61000-3-2/-12.

Technical Specifications:

Voltage and Current Measuring Ranges: Detailed nominal, maximum TRMS, and peak values for various ranges.
Accuracy: Specified for different frequency ranges and measurement types, with additional uncertainties for higher currents.
Isolation and Synchronization: All inputs are isolated, with synchronization options for stable readings.

Accessories and Extensions:

Rotary Encoder Adapter: Connects to a measurement channel for high-resolution motor start recording.
SYS61K Test System: Measures current harmonics and flicker, compliant with various EN standards, available in a compact cabinet or as a package.
Calibration and Service Package: Extends warranty with annual calibration and maintenance.

Additional Features:

Computer Interfaces: Includes RS232, IEEE488.2, USB, and Ethernet options, with remote control capabilities.
Data Output: Supports BIN/ASCII formats and SCPI command set, with various transfer rates.
Protection and Environmental Conditions: Complies with EN61010 and EN61326, with specified operating and storage temperatures.

Software and Modules: The LMG-CONTROL software is available in different versions for data transfer, configuration, and visualization. It features a modular design, allowing for saving and loading device configurations, and includes an interactive mode for setting up measurements. The software records and stores data with millisecond accuracy and offers analysis modules for various applications. The basic version is free, with additional modules available for logging and analysis, including harmonic analysis up to 1MHz and transient logging.

Precision and Current Transducers: Various precision and current transducers are listed with their respective accuracy and frequency ranges, including Precision DC, Precision AC, Clamp on CT, Wideband AC, and Low Cost Hall transducers.

Calibration and Standards: Calibration is provided with a certificate traceable according to ISO9000 standards. Detailed specifications and a selection guide are available in the "ZES Sensors and Accessories" handbook upon request.

1 to 8 Channel Precision Power Meter LMG500

1 to 8 Channel Precision Power Meter LMG500

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