Precision Power Analyzers

1 to 7 Channel Power Analyzers

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About ZES ZIMMER ELECTRONIC SYSTEMS

ZES ZIMMER Electronic Systems GmbH is the sole high-tech company worldwide exclusively dedicated to high-precision power analysis. For more than four decades, power analyzers have been devised, developed, manufactured and sold to customers around the globe from ZES ZIMMER’s corporate headquarters in Germany. ZES ZIMMER’s focus lies on broadband single-/three-phase precision power analyzers. The electric and electronics industry uses them in R&D and for quality assurance; test labs employ them to guarantee compliance with standards; and universities rely on them to train future generations of engineers and scientists. ZES ZIMMER’s Precision Power Analyzers range includes: 

  • LMG671 – 1 to 7 Channel Power Analyzer
  • LMG641 – 1 to 4 Channel Power Analyzer
  • LMG611 – 1 Channel Precision Power Analyzer
  • HST – Precision Wideband High Voltage Divider
  • PCT – Precision current transducer
  • WCT – High Current Wideband AC Measuring Transformer

Device Types and Series

LMG671: 1 to 7 Channel Power Analyzer

DC-10 MHz
0.025%
30 mV – 1000 V / 5 mA – 32 A
Channels: 1 to 7 channels (Selectable)

LMG641: 1 to 4 Channel Power Analyzer

DC-10 MHz
0.025%
30 mV – 1000 V / 5 mA – 32 A
Channels: 1 to 4 channels (Selectable)

LMG611: Single Channel Power Analyzer

DC-10 MHz
0.025%
30 mV – 1000 V / 5 mA – 32 A
Channels: Only Single Channel
LMG 610

PCT: Precision current transducer

DC-1 MHz
0.01%
 

WCT: Wideband AC Measuring Transformer

30 Hz – 1 MHz
0.25 %
100 A – 1000 A

HST: Precision Wideband High Voltage Divider

DC-300 kHz
0,05%
12 kV
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Measurement Channels

L60-CH-S: for high-precision broadband and DC-optimized measurements

  • DC-optimized, with DualPath functionality, bandwidth DC-10 MHz, best power accuracy 0.015% + 0.01% 18 bit channel resolution
    Measuring inputs:
  • 1. Voltage directly: 300 mV – 1000 Vtrms/1500 VDC in 10 ranges, 3200 Vpk
  • 2. Voltage sensor input: 3 mV – 4 Vtrms/10 VDC in 8 ranges, 12.5 Vpk
  • 3. Current directly 500 μA-32 Atrms in 10 ranges, 120 Apk
  • 4. Current sensor input: 3 mV – 4 Vtrms/10 VDC in 8 ranges, 12.5 Vpk 

L60-CH-A: A-Channel for high-precision broadband measurements

  • with DualPath functionality, bandwidth DC-10 MHz, best power accuracy 0.015% + 0.01% 18 bit channel resolution Measuring inputs:
  • 1. Voltage directly: 300 mV – 1000 Vtrms in 10 ranges, 3200 Upk
  • 2. Voltage sensor input: 3 mV – 4 Vtrms in 8 ranges, 12.5 Upk
  • 3. Current directly 500 µA-32 Atrms in 10 ranges, 120 Ipk
  • 4. Current sensor input: 3 mV – 4 Vtrms in 8 ranges, 12.5 Upk 

L60-CH-B: B-Channel for general purpose measurements

  • with DualPath functionality, bandwidth DC – 500 kHz, best power accuracy 0.05% + 0.02% 16 bit channel resolution
    Measuring inputs:
  • 1. Voltage directly: 300 mV – 1000 Vtrms in 10 ranges, 3200 Upk
  • 2. Current directly 500 µA-32 Atrms in 10 ranges, 120 Ipk
  • 3. Current sensor input: 3 mV – 4 Vtrms in 8 ranges, 12.5 Upk

L60-CH-C: C-Channel for high-precision measurements up to 10kHz

  • bandwidth DC – 10 kHz, best power accuracy 0.03% + 0.01%,
    16 bit channel resolution
    Measuring inputs:
  • 1. Voltage directly: 300 mV – 1000 Vtrms in 10 ranges, 3200 Upk
  • 2. Current directly 500 µA-32 Atrms in 10 ranges, 120 Ipk
  • 3. Current sensor input: 3 mV – 4 Vtrms in 8 ranges, 12.5 Upk

Features

  • Outstanding accuracy of 0.015% of measured value + 0.01% of range
  • Full dynamic range of 500 µA to 32 A / 3 mV to 1000 V per channel available in single instrument
  • Power measurements from standby to full load (max. 32 A) without mechanical changes
  • Analog bandwidth DC up to 10 MHz
  • Modular configuration with 1 to 7 power measurement channels (alternatively 6 channels + 1 I/O card)
  • Gapless sampling up to 18 bit and a minimal cycle time of 10 ms
  • Delay time between V and I input < 3ns, very precise measurements at small power factors (PF) and/or high frequencies
  • Simultaneous measurement of narrow- and broadband values through innovative DualPath architecture
  • Simultaneous capturing of fundamental frequency and broadband RMS values for instantaneous detection of losses, resp. high-frequency components
  • Harmonics and interharmonics up to 2000. order, as required by EN61000-4-7
  • With optional I/O card speed/torque inputs freely configurable for all signal types (analogue, frequency as RS422,TTL or HTL) via menu
  • Flexible scripting tool for custom applications
  • Simultaneous measurement of V, I, P values and harmonics, presentation in tabular or graphical form
  • Signal filters freely configurable by frequency, type and characteristics
  • Synchronization to up to 7 different frequencies simultaneously
  • Flicker measurement, interactions between grid and appliance according to EN61000-4-15
  • Large and clearly arranged touchscreen GUI for intuitive handling
  • Internal storage of long-term measurements even with shortest cycle-time thanks to integrated mass storage device
  • Excellent connectivity via USB3.0, Gbit-LAN, RS-232 and DVI
  • Convenient “plug-and-measure” through automated sensor detection
  • no external sensor power supply required 
Options: 
  • L6-OPT-CE-FLK Option Package CE Flicker
  • L6-OPT-CE-HRM Option Package CE Harmonics
  • L6-OPT-CE-HRMFLK Option Package CE Harmonics and Flicker
  • L6X1-OPT-DVI DVI Interface
  • L6-OPT-PSI Process Signal Interface
  • L6-OPT-CAN CAN bus interface
  • L6-OPT-SDC Star-Delta-Conversion
  • L6-OPT-EVT Event Triggering
  • L6-OPT-HRM Harmonic analysis
  • L6-OPT-FLK Flicker meter according to EN61000-4-15
  • L6-OPT-SMV Smart Vision      
  • L6-OPT-SPV Sample Value Analysis Module for LMG600
  • L6X1-OPT-MSD Mass Storage Device for Measurement Results
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