Isolated Hall effect Current & Voltage Transducer - LEM International SA, Switzerland

With more than 2500 current transducers & voltage transducers in our portfolio, LEM -Switzerland offers a comprehensive range of accurate, reliable and galvanically isolated devices to measure current from 0.1A to 20000A and Voltage from 10V to 6400V, across a range of technologies/  LEM transducers are CE marked in recognition of their electromagnetic compability and compliance to  EMC standards.  The reference standard is EN 50178 top comply with electrical performances and evvironmental constraints.

Key Features
·         AC/DC ,Complex, impulse current and voltage measurement with galvanic isolation
·         Wide frequency bandwidth
·         Excellent accuracy, very good linearity
·         Low thermal drift, fast response time, and overload capability
·         No insertion losses, compact design, PCB and Panel mountable
·         Currents from 0.25A to 20000 A and Voltage from 10V to 6400V
·          LEM integrated transducers combine advanced sensing technologies and signal conditioning of electronic circuits (True RMS, industry standard outputs e.g. 0-5/10 V or 4-20 mA, active energy calculation, threshold detection, specific failure detection, etc.) in addition to integration of communication functions
·          Solutions for energy management, process automation and control

Application
·         ITR:  AC variable speed drives, Servo motor drives, Static converter for DC drives, Battery supplied applications, Uninterruptible power supplies (UPS), Switched-mode power supplies (SMPS), Power supplies for welding, medical, mobile telecom, etc. Pumps & fans control/monitoring ,Induction cooking, Elevators ,Forklifts ,Air conditioning and ventilation equipment ,Various converters (solar, wind generators)
·         TTR: Main converter for urban transportation systems,(metros - trams – trolley buses),Sub-stations Inverters, converters, rectifiers, Auxiliary power units, Circuit breaker, for transformers, DC link, Control and safety systems, Energy metering, Rolling stock heavy traction and diesel electric, Mining trucks
·         E & A : Machine and panel builders, System integrators/engineering, Factory maintenance and safety services , Energy service companies and facility management
·       Automotive : LEM Automotive specializes in developing and manufacturing current transducers for battery management and motor drive applications in cars, buses and trucks.

Power Semiconductor Tester - LEMSYS SA, Switzerland

We have a large variety of semiconductor test equipment, listed below are our range with its specifications:

Portable Test Equipment :-

• Tests: Breakdown voltage, leakage current, voltage drop
• Current: 3 to 600 Voltages, 50 to 2000v Gate, 15v, 200mA

Rectifiers :-

• Our ranges of rectifiers are Thyristors, GTO and Triacs
• Tests for rectifiers: Vf, Vr, Ir, Orr, Ora, Irr, Trr, Sfactor, Dir/dt
• Current: up to 10000A Voltage: up to 10000V test generator

Sources :-

• Company name: LEMSYS SA
• Quality certification: LEMSYS is certified ISO9001
• Place of origin: Switzerland

We supply different variety of hipot-dielectric tester which are of high utility and durable in nature.

Our range includes:

V4 HIPOT ELECTRICAL SAFETY ANALYZER:
These are made by combining AC and DC hipot with high current ground bond and insulation resistance testing.
Features:

• Fully automated
• Easy to use
• Cost effective
  

V5 SCANNING HIPOT / ELECTRICAL SAFETY ANALYZER
These are available in following specifications:

• Combines AC Hipot to 5KV
  
• DC Hipot to 6KV
  
• Insulation resistance to10 gig-ohms
  
• High current ground bond measurement up to 42 Amps
  
• Built in 8 channel HV Scanner

V60 SERIES HIPOT / ELECTRICAL SAFETY TESTER
Following are some of its specifications:

• High performance
  
• Basic automation
  
• Provide three models to choose from-AC,AC/DC/ and AC/DC/IR
• Low cost series
  

4600A SERIES PRECISION HIGH VOLTAGE METER
Its chief features are:

• Ideal for calibrating hipot testers and measuring
  
• Also can be used in calibrating a wide variety pf high voltage power sources.
  

948i high voltage switching system
These are used for multi-point test requirements and have the capacity to handle up to 48 test points in a single unit. Standard GPIB or RS232 interface is used.

930i GROUND INTEGRITY ANALYZER
These ground integrity analyzer are fully automated 3 to 30Amp Ground bond tester with standard RS232 and VICL interface

We provide a wide variety of crystal impedance meter for use as network analyzers which are in high demand by different industries. Specifications are listed below:

• Fully featured graphical software for quartz crystal, ceramic resonator and network analyzer measurements.
• Over 50 different crystal parameter measurements
• Precision FL measurements
  
• Multiple spurious sweeps
• All data can be published in an ODBC compatible database in real time.
• Extensive drive level dependency measurements at 10ms per point.
  
• Test features available for SMD, leaded, blank and low frequency crystals.
• Computer is required.

We provide alimentatore which are easy to use and have microprocessor control with1microsec resolution time.

Features :- Following are its main features of these industrial instruments:

• 0.2%full scale
• 0.1%linearity multi-scale
• Isolated output through transformer

Range :- Our range comprises of:

• AC and AC/DC Static Current Generators
  
• AC and AC/DC Voltage Sources
  
• AC and DC Medium and high power sources
  
• Frequency and Voltage Converters
  
• AC and DC Programmable Loads
  

Source :- APJ International

Moisture Measurement Innovation at Work

Integrating nanotechnology into moisture measurement PhyMetrix united the technical experts responsible for the design, development and manufacture of some of the leading moisture monitors and dew-pointers in operation around the world.
The PhyMetrix technical team brings a wealth of experience in advanced sensing and measurement moisture testing system for Laboratory and Process Control applications in a wide range of industries: petrochemical, power generation, industrial driers, medical, pharmaceutical, biotechnology, non-fossil fuels, industrial gases, environmental, aerospace, defense and transportation.

The PhyMetrix instruments bring quick, accurate and reproducible moisture analyzing system to the Lab, the Plant (for process control) and “on-the-go”.

Various products of PhyMetrix are,
PhyMetrix Portable Moisture Analyzer (PPMa)
Benchtop Moisture Analzyer
On-Line Panel Mount Moisture Analyzer
Loop Powered Transmitter
 
PhyMetrix Portable Moisture Analyzer Model: PPMa   
The smallest, lightest and most accurate moisture analyzer!
 
 Phymetrix Portable Benchtop Moisture Analyzer
Model: PPBa-600
 For more details about PhyMetrix Inc, USA products, please visit their website: www.phymetrix.com

AMPTEC RESEARCH has the flexibility and engineering experience to help you define, design and produce your specific measurement as a completely integrated turnkey solution.
 
All the AMPTEC Testers are Munition safety Board approved models.  AMPTEC has designed and developed a wide range of instruments which are extensively used in the Defence organizations.
 
The various products include Igniter Tester, Water Resistant Tester, Explosive Safety Igniter Tester, Water Resistant Fail-Safe Ohm Meter, Failsafe Ohmmeter/Tester, Ruggedized Igniter Tester, Micro Ohmmeter, Fire & Test Set.
     
All AMPTEC RESEARCH products are 100% tested and quality inspected and are shipped with a United States N.I.S.T. Traceable Calibration Certificate and carry a 1 year “Product Warranty”.
 
Various products of Amptec Research, USA are,
AMPTEC 620A-4 Igniter Tester
AMPTEC 720A Digital Micro-Ohmmeter  
AMPTEC 620BH High Isolation Explosive Safety Igniter Tester
AMPTEC 620EH High Low Ohm Explosive Safety Igniter Tester AMPTEC 630ES Explosive Safety Igniter Tester
AMPTEC 630BN Multipurpose Igniter Tester
 

AMPTEC 720A Digital Micro-Ohmmeter
The is an accurate and affordable seven range, four wire Kelvin based digital micro-ohmmeter.  Low level resistance measurements can be made from 10 µOhms to 200 KOhms on seven ranges with 4 ½ digit (19999) resolution.  The 720A Digital Micro-ohmmeter is used to test electrical resistance on a wide variety of applications such as motors, transformers, contacts, copper coils, components, bonds and a host of metal to wire connection integrity (i.e. splices) tests. Ideal replacement for the Keithley 580 Digital Micro-Ohmmeter. Available options include an RS232C control I/O interface, Autorange, Kelvin mini-probes and gold plated 4 wire Kelvin Clip test leads. Ranges: 200 milliohm, 2.0 ohm, 20.0 ohm, 200 ohm, 20.0 Kohm, 20.0 Kohm
 
 

MBW designs and sells custom humidity, temperature and pressure solutions, including humidity generators and chilled hygrometers. MBW was founded in 1962 and is a privately-held company headquartered in Wettingen, Switzerland.
Our product line is jointly developed with our US partner, RH Systems, and manufactured in Switzerland and in the United States. We provide the design expertise in chilled mirror technology and high precision analogue electronics.
Our products are used in national metrology institutes and commercial laboratories around the world, and we are proud of the elite companies who have chosen our products.
MBW designs and sells custom humidity, temperature and pressure solutions, including humidity generators and chilled hygrometers. MBW was founded in 1962 and is a privately-held company headquartered in Wettingen, Switzerland.

Our product line is jointly developed with our US partner, RH Systems, and manufactured in Switzerland and in the United States. We provide the design expertise in chilled mirror technology and high precision analogue electronics.

Our products are used in national metrology institutes and commercial laboratories around the world, and we are proud of the elite companies who have chosen our products.

We provide a variety of products for humidity measurement, humidity generation, and temperature measurement to fit your needs.
Humidity Measurement
·         373 Dew Point Mirror
·         973 Dew Point Mirror
·         473 Dew Point Mirror
·         View product comparison table.
SF₆ Measurement
·         973-SF6 Analyzer
Temperature Measurement
·         273 Thermometer


MBW Calibration 973 Dew Point Mirror
The Model 973 Dew Point Mirror is a portable instrument equipped with an integral measuring head for both spot and continuous measurement of Dew/Frost point and temperature in air and gas mixtures. Based on the chilled mirror principle, the 973 ensures direct and accurate humidity measurement.
Color Touch Screen
The system uses a full color active matrix liquid crystal display with an integral touch panel. It has a high contrast ratio and a wide viewing angle for easy readability. Data is displayed in large easy to read fonts. Using the on screen buttons and menus, you can easily configure each line of the display for a variety of humidity, temperature, and pressure parameters that may be viewed in either SI or non-SI units. A simple touch of a button toggles any parameter between numeric or graph format.
Dew/Frost Determination
User configurable via the full color active matrix LCD touch screen, the 973 may be configured for measurement of dew point, frost point, relative humidity, and other parameters. The ForceFrost™ feature ensures reliable differentiation between super-cooled dew and frost.
Verifiable Calibration
Easily check the calibration at any time using the built-in Ice Test function, providing instant proof of system accuracy and integrity.
Connect and Go
The system is supplied ready for immediate use complete with built-in pump, flow meter, pressure sensor, and external temperature probe. PC connectivity for remote data collection is easy with the simple yet robust protocol of the bi-directional RS-232 port.
973 Specifications We reserve the right to change design or technical data without notice.

MOTOR TESTING SYSTEMS AND APPLIANCE TESTING SYSTEMS by M.E.A Testing Systems Ltd, Israel, established in 1997.

MEA’s unique new technology delivers motor characteristics in seconds, eliminating the need to load the shaft. Within a fraction of the conventional testing time, you’ll be able to obtain the most precise and reliable results. MEA’s systems provide an invaluable performance analysis of motor characteristics, not offered through standard testing devices.
 
M.E.A Products:
 
MOTOR LAB is a motor testing system for R&D and Q.A.
MOTOR LINE is a motor testing system for the assembly line.
ACTS is an Air Conditioner Testing System for the assembly line.
MOTOR HEAT is a motor heating testing system for R&D and QA.
FAN Analyzer is a Fan and Load System Performance tester without connecting anything to the motor shaft.

No limitation in rating and type of motors


Features and Benefits:
·  Provides motor performance data, from stall up to no-load, within seconds, including:
torque, speed, current, voltage,input power, output power, power factor, time, efficiency, direction of rotation.
·  Provides dynamic performance tests data, including:
   speed and torque spectrum,
   speed and torque oscillations,
   friction torque, friction spectrum.
·  Motor performance data can be recorded in the system database for comparison and   statistical analysis.
·  Motor power switching is done automatically by the system.
·  Motors can be tested inside their applications.
·  Tests results are provided graphically and tabulated.
·  Test reports in PDF and Excel format.
 

Performance Tests
Supported Tests	Torque, speed, current, voltage, input power, output power, power factor, time, efficiency, frequency, direction of rotation
Additional Tests	Speed and torque spectrum, speed and torque oscillations, friction torque, friction spectrum.
System Accuracy	± 0.2%
Torque Range	Not limited
Sensors	Industry standard. Accuracy: ± 0.3°.