ZES Zimmer LMG671

LMG671 – High-Performance Multi-Channel Power Analyzer

The LMG671 Power Analyzer is a next-generation, high-precision instrument designed for advanced power analysis across a wide range of applications. Featuring innovative DualPath™ technology, it provides simultaneous one-shot analysis of narrowband, full-spectrum, and harmonic signals, enabling comprehensive power quality and efficiency measurements in a single acquisition.

With support for up to 7 measurement channels, exceptional accuracy, high-speed acquisition, and advanced harmonic analysis, the LMG671 is ideal for laboratories, R&D, compliance testing, production, electric drives, renewable energy, and power electronics applications.

Key Features

Measurement Performance

• Outstanding accuracy of ±0.015% of reading + 0.01% of range
• Wide dynamic range: 500 µA to 32 A and 3 mV to 1000 V per channel
• Measures power from standby mode to full load (up to 32 A) without changing measurement ranges
• DC to 10 MHz analog bandwidth
• Modular configuration with 1 to 7 power measurement channels, or 6 channels + 1 optional I/O card
• 18-bit gapless sampling with a minimum measurement cycle of 10 ms
• Ultra-low voltage/current input delay (<3 ns) for highly accurate measurements at low power factors and high frequencies

Advanced Analysis

• Simultaneous one-shot analysis of narrowband, full-spectrum, and harmonic components using DualPath™ technology
• Simultaneous acquisition of fundamental frequency, broadband RMS, and high-frequency components
• Harmonic and interharmonic analysis up to the 2000th order, compliant with EN61000-4-7
• Simultaneous measurement of Voltage, Current, Power, and Harmonics with graphical and tabular displays
• User-configurable signal filters by frequency, filter type, and characteristics
• Synchronization with up to seven independent frequencies simultaneously
• Flicker measurement according to EN61000-4-15
• Optional I/O module with configurable speed and torque inputs supporting analog, RS-422, TTL, and HTLsignals
• Flexible scripting environment for customized automation and testing

User Interface

• Large, intuitive touchscreen display
• Consistent user interface for both local and remote operation, ensuring fast setup and ease of use

Memory & Connectivity

• Integrated mass storage for long-term data logging, even at the shortest measurement cycle
• High-speed interfaces including USB 3.0, Gigabit Ethernet, RS-232, and DVI

Additional Benefits

• Automatic plug-and-measure sensor detection
• No external sensor power supply required
• 12-month guaranteed calibration interval for reduced maintenance costs and maximum uptime
• Factory calibration certificate included with every new instrument