Zero Resistance Ammeters
measure galvanic current and resistance. Also known as: ZRA
See Also: Ammeters, Nanoammeters, Picoammeters
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Product
Weather Resistant Surge Protector for RS485 Control & 12VDC Power Lines
SP-RS485-12V-O
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Ideal for applications such as video surveillance cameras and access control. Protects sensors running on 22 AWG 2-wire sensor cables or 12VDC power lines against the effects of electrostatic discharge, faulty wiring and lightning. RS485 protection: Stage 1 clamping voltage: ±90V; Stage 2 resistance: 3.3 Ohms; Stage 3 clamping voltage: ±7.5V. 12VDC power lines protection: Stage 1 clamping voltage: ±90V; Stage 2 current rating: 3A; Stage 3: 12V TVS (transient voltage suppression) diode. Screw terminal pairs for RS485 and 12VDC power lines protection. Will also protect two single ended data, analog or control lines. Impact and weather resistant enclosure with locking hinged cover.
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Product
Insulation Resistance Measurement
MD 10KVR
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The digital insulation tester model MD-10KVR is Megabras' cutting edge insulation analyzer equipment and it is one of the most complete and sophisticated available in the international market. A powerful software allows for further analysis of tests results, including features such as graphical representation and automatic report generation. Its proven technology provides safe, reliable and accurate measurements of insulation resistances up to 10 TΩ, with 4 pre-selected test voltages, 500 V - 5 kV - 10 kV - 15 kV. Other test voltages may be selected in steps of 25 V, 100 V or 500 V.
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Product
Linear Polarization Resistance Probes
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Linear polarization resistance (rosion probes are commonly used in the water treating industry and other environments where instantaneous, on-line corrosion rate readings are required. Linear polarization probes are ideally suited to monitor fluctuations that may occur within a system; for example, these probes can be used to monitor corrosion inhibitor effects on a regular basis.
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Large Range Resistivity Tester
HS-SFRT
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HS-SFRT silicon filament resistivity tester is an advanced silicon cylinder resistivity tester, which can measure silicon filament, silicon phosphorus ingot, silicon boron ingot, seed crystal and so on. As it eliminates Peltier effect, Seebeck effect, minority carrier inject effect and so on, So it improve the accuracy greatly. The testing resistivity ranges from 0.0005Ω·cm to 50000Ω·cm. It is accurate, stable and convenient and a good friend to Siemens polysilicon material producer, SH4 polysilicon material producer, UMG polysilicon material producer and so on.
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Product
Panel-mount Type Resistivity Meter (Four-Wire Transmission, 2-channel)
HE-960RW
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HE-960RW connects resistivity sensor(ERF sereies) and measures resistivity and temperature in the sample water.This resistivity meter is ideal for such applications as the high-precision water monitoring employed at ultra-pure water plants used in semiconductor manufacturing.They utilize newly designed, high-precision, high-stability temperature measurement circuitry and a vastly improved temperature compensation function, an important element for measuring the resistivity of ultra-pure water.
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Product
Winding Resistance Meter 50Amps, 3 Channels
WR50-13
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Raytech Digital Winding Resistance meter WR50-13 is the enhanced version winding resistance system with a most advanced demagnetizing circuit. It is designed for high degree of accuracy for the measurement of very low resistance of any inductive loads.
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Product
Insulation Resistance Measurement
MD 15KVR
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The digital insulation tester model MD-15KVR is Megabras' cutting edge insulation analyzer equipment and it is one of the most complete and sophisticated available in the international market. A powerful software allows for further analysis of tests results, including features such as graphical representation and automatic report generation. Its proven technology provides safe, reliable and accurate measurements of insulation resistances up to 15 TΩ, with 4 pre-selected test voltages, 500 V - 5 kV - 10 kV - 15 kV. Other test voltages may be selected in steps of 25 V, 100 V or 500 V.
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Product
Surface & Volume Resistivity Meter for Nonconductive Materials
Hiresta UX
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The new Hiresta-UX is a high performance meter for measuring the surface and volume resistivity of a wide variety of nonconductive materials. With an extended measurement range of 103 ~ 1014Ω, this meter is ideal for Production, Engineering, R&D and Quality Control. The new Hiresta-UX features powerful new algorithms that automatically choose the right voltage, which optimizes the surface and volume resistivity testing. This versatile, high performance resistivity meter includes a built-in switch box that can be mated with a J-Box (meets JIS K 6911 for surface & volume resistivity and is compatible with ASTM D 257) as an option. The Hiresta-UX can store up to 2,000 measurement results, which can be easily exported to a USB memory device.
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Product
Thermal Resistance Spectroradiometeric System for LED
TRS-1000
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Thermal parameter is the key index to evaluate the quality of LED. Different temperature will have significant different effects on optical parameters, color parameters, electricity parameters and life of LED. Therefore, design and control of the thermal dissipation are the most important thing for the manufacturers and users. Referring to the relative international standard, TRS-1000 could conduct integration testing on optic, color, electricity and thermal, meanwhile record the changing curve of the parameters at real time.
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Product
Resister
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Our ARFC type Film Flat Chip Resistor & ARFCN type Thin Film Chip Resistor Network are high precision Metal Film resistors produced with high purity. Alumina Substrate and Ni-Cr-Si Resistor Film based on high precision Etching Technology. The electrode Terminals are made with Spattering Film and Nickel-Solder Plating, and solderability is very good in all Flow, Reflow and Dipping type soldering for Hybrid IC, SMT, PCB etc. Our ARFC Metal Film Resistor & ARFCN type Thin Film Chip Resistor are being produced under the thorough quality control, and are being used widely in high precision and high reliability electronics circuit such as Measuring Instrument, Medical Instruments, Communication and other Industrial Instruments.
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Product
Multi-Test Resistivity Measurement System
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Sheet resistance mapping of thin films with a collinear 4-point probe, Temperature co-efficient of resistance (TCR) of thin films with collinear 4-point probe, Precision temperature co-efficient of resistance (TCR) with 2-point Kelvin probes and precision surface temperature probe, resistor testing with 2-point Kelvin probes,Precision resistor testing with a Kelvin probe card, temperature co-efficient of resistance resistor test (TCR), and Standard TCR test of multiple resistors with Kelvin probes or a probe card.
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Product
Live Line Clamp Insulation Resistance Tester
MLIT-1
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MULTI MEASURING INSTRUMENTS Co., Ltd.
*Easy and convenient live line insulation measurements for servo motor,inverter motor and power line.・More than 0.1MΩ for power line.・More than 10MΩ for servo motor and equipment.
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Product
Time, Current, And Resistance Meter
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AllWin Instrument Science and Technology Co., Ltd.
1. Time, current and resistance can be displayed simultaneously2. Out put current:5~30A. Ground resistance range: 50~600 mohm
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Product
Field-installation Type Electric Resistivity Meter (Four-Wire Transmission)
HE-200R
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HE-200R connects resistivity sensor (ERF Series) and measures resistivity and temperature in the sample water. It is suitable for measurement of UPW resistivity.
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Product
Carbon Sensor Resistivity Meter
HE-960R-GC(W)
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The HE-960R-GC(W) is resistivity meter to use glass carbon for its sensor.A glass carbon sensor is not contaminated by metal elution and is chemically resistant to such wet cleaning solutions as hydrofluoric acid and hydrogen peroxide. This is especially effective for resistivity measurement in the rinse process of single-bath cleaning systems and it enables high quality control in the cleaning process.
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8-Channel VME Isolated Resistance Simulator
V420
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The V420 is an 8-channel, isolated, programmable resistance simulator. It uses entirely solid-state simulation to eliminate transient errors associated with relay switching, and provide for monotonic resistance changes. Channels are individually programmable in four resistance ranges, from 5 ohms to 65.5K. Channels can operate from microvolts up to 35V / 50mA. Overload protection and channel error detection are included.
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Product
Multiple High Resistance Standard
MHS
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*1 MEGOHM TO 1 TERAOHM*FULLY GUARDED*HIGH IMMUNITY FROM AMBIENT TEMPERATURE CHANGES*TRANSPORTABLEOhm-Labs' new Multiple High Resistance Standard maintains state-of-the-art resistance at levels above 1 megohm.
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Product
DC Resistance Tester
ZLD-10
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Shanghai Dean Electrical Co., Ltd
Executive standard: GB/T4074.5-2008/IEC60851-4; Inspection standard: JB/T4279.2-2008Used to measure conductor with nominal diameter ≥0.01～9.0mm or various round or flat copper and aluminum wires and other metal wires with DC current resistance of 100μΩ～99.99Ω;Combination of intelligent DC conductor resistance measuring meter and DC resistance test fixture with sample straightening function;Test range can be selected according to the resistance value of sample, and after clamping samples current resistance value would be displayed;Both potential fixture and current fixture are made of copper;The application of microcomputer control allows for full-automatic completion of test;LED will intuitively display measurement results;
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Product
Earth Resistance
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Precision Mastech Enterprises Co.
Specialized instruments designed to measure the effectiveness of earthing systems, ensuring electrical fault currents safely dissipate into the ground to protect people and equipment.
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Product
Resistance Meter
MT8-4L
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М-module МТ8-4Л is a mezzanine module designed to measure the resistance of resistive sensors using a four-wire measurement circuit in eight channels (eight-channel digitizer). М-module МТ8-4Л is installed on the carrier of mezzanines - module НМ-М and is connected to it via a local information highway. Up to four m-modules of various types can be installed on the NM-M module. The NM-M module, together with the m-modules installed on it, forms a VXI module of size C-1 and is used to create information measuring VXI systems.
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Product
Hardness & Scratch Resistance
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Hardness can be defined as a material’s resistance to permanent deformation. In the coatings industry, hardness measurement can be used to determine the resistance of the coating to scratching from general wear and tear and also if a coating is fully cured.
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Product
Earth Resistance Soil Resistivity Tester 2 / 3 / 4 Wire
Model KM 1320
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Kusam Electrical Industries Limited
KM 1320 Earth Resistance Soil Resistivity Tester is specially designed and manufactured for measuring earth resistance, soil resistivity, earth voltage, AC voltage. Adopting the latest digital and micro-processing technology, precise 4-pole, 3-pole and simple 2-pole method for earth resistance measurement, importing FFT and AFC technology, with a unique function of anti-interference capability and the ability to adapt to the environment, consistency of repeat testing, to ensure high precision, high stability and reliability for prolonged measure, which is widely used in electric power, telecommunications, meteorology, oil field, construction, lightning protection, industrial electrical equipment and other earth resistance, soil resistivity, earth voltage, AC voltage measurement.
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Product
DC Air Based Resistance
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DC Air Based Resistance Standards are designed for high accuracy resistance calibration in air.
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Product
Zero Bias Schottky Detectors
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Fairview Microwave’s line of coaxial packaged zero bias Schottky detectors feature matched inputs for excellent VSWR, voltage sensitivity levels that range from 100 to 500 mV/mW for small signal detection, negative video output polarity, and can withstand maximum input power levels up to +20 dBm CW. Operating temperature range covers 0°C to +90°C and storage temperature of -65°C to +125°C. These zero bias Schottky detectors utilize compact cylindrical package outlines that are made of passivated stainless steel and offer a variety of popular input/output SMA and BNC connector configurations that make them ideal for use with precision test and measurement, instrumentation, and subsystems assemblies. Numerous applications include power measurement, leveling pulsed signal sources, AM noise measurements, radar or missile guidance systems, monitoring system level performance, and pulsed RF measurements.
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Sheet Resistance Measurement
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The Filmetrics® R54-series and R50-series sheet resistance measurement instruments have been developed based on over 45 years of KLA sheet resistance measurement innovation. The R50 measures metal layer thickness, sheet resistance and sheet conductance. The R54-series adds a light-tight enclosure, along with 300mm support, to provide metal thickness measurement solutions for semiconductor and compound semiconductor manufacturing.
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Product
Millimeter Wave Zero Bias GaAs Schottky Diode
HSCH-9162
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The HSCH-9162 is suitable for medium-low barrier, zero bias detector applications. The HSCH-9162 is functional through W-band (110 GHz) and can be mounted in microstrip, finline, and coplanar circuits.
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Product
Handheld Digital Multimeter, 4.5 Digit, Water and Dust Resistant
U1272A
Digital Multimeter
Feature sets that meet traditional industrial requirements and improve productivity and safety Improved accuracy and resolution to meet traditional industrial requirements (30,000 counts resolution with 0.6% for ACV accuracy)Intelligent features to improve productivity and safety (LPF, ZLOW, Smart )Better grip Both visual and audible continuity indication in noisy environments Easy access to fuse for simplified maintenance Easy connectivity to PC and internal memory (up to 10,000) for data logging Large rotary switch and buttons that are easy to operate Dust and water resistant casing (IP 54 compliant)Compatible with U1177A/U1117A IR-Bluetooth adapter for remote monitoring & datalogging Altitude: 3000 meters
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Portable Zero Air System
Model 751H
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Teledyne Advanced Pollution Instrumentation
The Model 751H is a portable, fully self-contained source of high purity zero air for dilution calibrators. It is ideal for use with sensitive analyzers in ambient background and trace level applications. Packaged in a wheeled, high density plastic case, the Model 751H provides ultra-high purity output with a warm-up time of 30 minutes.
