Permeability
influence of material on magnetic flux, gases or liquids as they pass through.
See Also: Magnetic Permeability, Soil
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Product
Toroidal Turns Analyzer
1000
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International Electro-Magnetics, Inc.
The Model 1000 is designed to be used in production environments to test for actual turns on toroidal cores. It is able to test single winding toroids as well as multiple windings. It automatically compensates for variations in core permeability.
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Product
Materials Test Equipment
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Materials test equipment and accessories for determining how materials interact with electromagnetic fields, by calculating permittivity and permeability. Accurate measurements of these material properties helps engineers achieve the best performance for an application, while shortening the design cycle and minimizing material scrap.
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Product
400/5A CHEAP SPLIT CORE CAST RESIN CURRENT TRANSFORMER
LZCK310-10
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Beijing GFUVE Electronics Co.,Ltd.
LZCK series outdoor waterproof current transformers are applicable for AC power system 35kV and measurement of current of power supply equipment below 10KV also can be used for microcomputer protection. This type of current transformer employs imported silicon steel which with high permeability as magnetic material, has the characteristics of Small magnetic circuit loss and can be split, its semicircular core and secondary windings employ high quality epoxy resin vacuum, casting in plastic-case(ABS or PC) which is flame retardance anti-moisture, stable performance, no maintenance.
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Product
AC Hysteresis Graph Test System
DX-2012SA
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Under continuous frequency of 1 kHz to 500 kHz, automatic measurement of magnetic hysteresis loop of the soft magnetic materials such as silicon steel, precision alloy, non-crystal and ferrite, accurate measurement on the dynamic magnetic characteristic parameters such as amplitude permeability µa, loss angle d, loss iron Pc, remanence Br and coercivity Hc.
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Product
Medical Masks Differential Pressure Tester
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Sataton Instruments Technology CO., Ltd
Medical face mask differential pressure tester also called mask breathility tester is to determine the breathability of medical face mask materials. The tester can measure the differential pressure (Delta P) required to draw air through a measured surface area at a constant air flow rate is used to measure the air exchange pressure of the medical face mask materials. By providing the suction air through the holding sample, the tester can measure the Delta P by differential pressure transducer. It is to determine the air permeability and using comfort of the materials for medical mask.
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Product
DC Hysteresis Graph
DX-2012SD
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Automatic measurement on basic magnetization curve and magnetic hysteresis loop under static state of soft magnetic material, accurate measurement on static magnetic characteristic parameters such as initial permeability µi, maximum permeability µm, saturation magnetic induction Bs, remanence Br, coercive Hc and hysteresis losses Pu.
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Product
Air Permeability Tester
TF164B
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TESTEX Testing Equipment Systems Ltd.
Our Air Permeability Tester determines the resistance of fabrics (woven, knitted and non-woven textile materials) to the passage of air (air flow) under constant pre-set air pressure while firmly clamped in the test rig of selected test head/area.The specimen is loaded to the test area of the instrument easily by means of a pneumatic holder. By pressing down the holder to start the test. The air permeability tester is equipped with a vacuum pump to draw air through an automatic interchangeable test head with a circular opening. The pre-selected test pressure is automatically maintained, and after a few seconds the air permeability of the test specimen is digitally displayed in the pre-selected unit of measure on the touch panel after test the holder is released and the vacuum pump is shut off.
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Product
Sensirion SHT31-DIS-B Humidity and Temperature Sensor Breakout Board
SEN-37002-F
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Breakout board for the Sensirion SHT31-DIS-F with a built-in permeable membrane filter. This sensor is an extremely accurate digital (I2C interface) temperature and humidity sensing device, with +/-0.2C temperature and +/-2% humidity accuracy typical. These specs far exceed the accuracy of ICs that came before it, including the HTU2x and SHT1x series, and improves upon the success of the SHT2x that came before it. In addition, the SHT31-DIS-B has a wide input voltage range of 2.4V-5.5V and includes temperature isolation and airflow cutouts as recommended for the optimal operation. Finally, in the case of environmental changes that could cause light condensation, the SHT31-DIS-B has a built-in heater to burn off any condensate.
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Product
Water Vapor Transmission Rate WVTR Tester
WPT Series
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Water Vapor Permeability Tester is based on the Gravimetric method and is applicable to the water vapour transmission rate (WVTR) test of plastic films, composite films, sheets and other materials.
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Product
Gas Permeability Tester
EKT-2128BR
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Windows Operation Software SystemWindows operation software system provides friendly operation environment also the following characteristics: 1. User can pre-set and save the testing specifications to save time of setting procedures before test. 2. User can choose and arrange the related coordinates such as retraction value corresponding to time and temperature. 3. After tests, all test curves and related test data can be saved and retrieved for future use.
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Product
AC Hysteresis Graph Test System
DX-2012M
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Automatic measurement of the dynamic magnetic hysteresis loop of oriented and non-oriented silicon steel under the condition of 50 Hz, 60 Hz, 400 Hz and 1 kHz, accurate measurement of the static magnetic characteristic parameters such as amplitude permeability μa, loss angle δ, specific total loss Ps, remanence Br and coercivity Hc. With special testing fixture, it can directly measure the iron core and stator core of the transformer.
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Product
Electrical Measurements Test
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The tests are performed to measure and collect data from electrical and electronic parts using various measurement methods including, but not limited, to the following: capacitance, resistance, winding resistance, insulation resistance, magnetic permeability, power input, and quality factor Q.
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Product
Celsius Scale Thermometer
300AC
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UEi Test & Measurement Instruments
The 300AC is housed in a protective sleeve that serves as a pocket clip and thermometer stand. Remove the stem from the sleeve to use. The stem can be slipped into the loop (built-into the metal clip) to offer additional support or to insulate the operator from the measured substance. For best results when measuring liquids or permeable solids, insert at least half of the probe stem into the measured substance.
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Product
Magnet Permeability Meter
List-Magnetik FerroPro
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The List-Magnetik FerroPro compact permeability measuring device can determine the relative magnetic permeability (µr) of materials and structural parts within the range of 1,000 to 5,000. It is ideal for testing materials, especially ferromagnetic materials, to provide precise NDT (non-destructive testing) data.
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Product
Magnetic Property Characteristics Measurement System (from 100kHz to 14GHz)
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KEYCOM’s magnetic property characteristics measurement system delivers ideal measurement solutions for complex permeability μr''- jμr'''', ferromagnetic resonance relaxation coefficient α, resonant line width ΔH in wideband from 100kHz up to 14GHz.
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Product
Moisture Permeability Tester
DRK501F
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Shandong Drick Instruments Co., Ltd.
The principle of moisture permeable cup weighing method is to measure the transmittance of water vapor to film, sheet, paper and other materials by weighing the weight of moisture permeable cup.
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Product
Gas Permeability Testers
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Gas Permeability Tester (Gas Transmission Rate Tester) is based on the differential pressure method and is professionally applicable to the determination of gas transmission rate of plastic films, composite films, high barrier materials, sheeting, metal foils, rubber, tires and permeable membrane.
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Product
S-Parameter Measurement System
DPS08
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KEYCOM provides S-parameter method measurement systems in two modes, the reflection mode and the transmission mode, to address the individual purposes.Both modes measure the complex permittivity (εr) and complex permeability (μr) at the same time, and the proper usage is as follows.
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Product
CTGcalc™ Software
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CTGcalc™ is a Windows application that sets up microwave network analyzers, acquires measured S-parameter data, and analyzes the acquired data for CTG’s various measurement fixtures. CTGcalc™ allows the user to extract complex dielectric permittivity, magnetic permeability, or sheet impedance of the measured specimens.
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Product
Formation Damage
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Formation Response Testers (FRT) are designed to accurately measure the permeability changes of a formation sample when exposed to a variety of test fluids.
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Product
Paper Testing Instruments
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Whiteness and chromaciticity tester, whiteness meter, tensile stiffness tester, automatic horizontal tensile tester, automatic horizontal tensile tester, vertical tensile tester, pulp beating (refining) freeness tester, water absorbtion tester, Cobb tester, COBB sample cutter, coefficient of friction tester, electronic bending stiffness tester, paper and cardboard thickness meter, paper and cardboard thickness meter, ink rubber tester, standard strip cutter, softness tester, carton compression tester, paper air permeability tester, internal ply bond tester, puncture strength tester, paper tearing tester, electronic tearing tester, mullen burst tester, crush tester, Bekk smoothness tester, folding endurance tester
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Product
Microprocessorized Instrument
MP-100
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Mobile meter designed to measuring the magnetic permeability lower as 3 and allows to control the elements with small overall dimensions and the elements with complex shapes as well as it allows the evaluations of heterogeneity of the elements with big overall dimensions. The meter contain the measurements memory and all obtained date could be display on LCD. The meter contain also RS232 interface which allow the data transmittion to PC.
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Product
Air and Water Permeabilityin Concrete Both At and Below the Surface
Poroscope
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Poroscope Plus measures the time it takes for air to flow into a known volume of a sealed, evacuated chamber in the concrete. While the vacuum reduces from -55 Kpa to -50 Kpa, a measure of air permeability is determined. For water permeability, Poroscope Plus uses the same chamber filled with water, and measures the total time in seconds for a volume of 0.01 ml of water to escape.
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Product
Strength Testing
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Sataton Instruments Technology CO., Ltd
Air permeability tester is professional designed to determine the permeability of materials to air. By testing the rate of flow of air passing perpendicularly through a given area of tested sample under a given pressure over a given time period, the tester can provide results of air permeability performance by calculation the indices. The air permeability testing instrument is applicable to many type of materials, including industrial fabrics, nonwovens, made-up textiles, paper and board, foam and other materials.
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Product
Permeability Meters
Mk VI
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Our broad range of permeability measurements instruments are at the cutting edge of technology and give precise, reliable, easy and fast result. The instruments can be configured for almost any gas or gasses, including water vapour, hydrocarbons, O2, CO2, N2, H2 and He.
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Product
Water Vapour Permeability Tester
UI-FT16
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Water Vapour Permeability Tester (WVP) is applied to test the water vapour permeability of all kinds of leather.
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Product
Permeability Cells
Flexible Wall Permeameter
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The Permeability Cells - Flexible Wall Permeameter for Soil Samples performs permeability tests on normal and contaminated soil samples. The permeability cells are available either in brass for normal use or in stainless steel for contaminated materials. Top caps and pedestals are available for normal or contaminated materials.
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Product
Package Test Machines
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Infinity Machine International Inc.
Package Test Machines by Infinity Machine International Inc. - for applications such as carton drop testing, precise packaging drop test, cycling vibration testing equipment, transportation simulation, bi-directional fabric air permeability testers, tissue handle softness tester, corrugated crush test, and more.
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Product
DIGITAL TURNS TESTER AND DIGITAL LCRTZ METER
TURNS-LCRTZ
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Digital TURNS TESTER with LCR for Counting / Measuring Number of Turns for Toroidal Coils , Current Sensor , Current Transformer , Round Core Coils. Can measure, Turns along with Winding Polarity , DC Resistance , Inductance (L), Capacitance (C), DC Resistance, Rac, Q, D, ESR and Tan.Toroidal Turns Platforms :TTPT100 : 5 T - 1000 T , TTPT1000 : 500T-10000 T The Platform has 2 connections for the coil and 2 for the probe wire. Measurement principle is based on dynamic comparison of the voltage across one turn and the coil. You will be able to get the polarity or winding indication with respect to the one turn reference.Accuracy : + 0.2% + 0.5T for high and medium permeability cores at suitable test frequency. Internal Diameter must be able to pass a wire as thin as 0.2 mm. External Diameter as high as 200 mm.Test Frequency Selectable in Step : 50 Hz, 100 Hz , 500 Hz, 1 KHz, 5 KHz, 10 KHz. Test Voltage adjustable : 100mV to 1V in steps of 50mV.
