Resistance Decade Box
set of precision resistors configured in desired resistance values.
See Also: Decade Box, Capacitance Decade Boxes, Inductance Decade Boxes
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Product
Breakout Boxes 9D thru 104DD Positions
D-SS Series
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Silver Engineering's D-SS Series Breakout Box is aheavy duty break out box designed to withstand theabuses of the test environment. The heavy dutyconstruction and the use of high quality stainlesssteel connector shells and components insurethese units will last for years.
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Product
New Generation Vacuum Box for the 3070 Test Platform
Vortex Series
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The Vortex Series is a new generation vacuum box for the 3070 test platform that will easily revolutionize in-circuit test. The simplified and streamlined design allows for maximizing the usable testable board size of the Vortex 100 Performance Grade fixture. The rugged all aluminum design maximizes the opening angle of 85° ideal for Cobot usage, while eliminating the top plate and associated hardware and retaining our classic quick plate guided probe technology.
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Product
Easy Pole Clamp-On Ground Resistance Tester w/ Super Slim Jaw
FT6380
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The FT6380 measures grounding resistance simply by clamping to multiple-grounded ground wires. No auxiliary grounding rod is needed, and there is no need to disconnect the ground wire from the grounding rod. The compact, low-profile sensor can be used to clamp ground wires with ease, and also provide AC current measurement functionality and can measure currents ranging from leakage current on the order of several mA to load currents of up to 60 A.
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Product
4-Wire Resistive Type Single-Touch Module
ETM-RES05C
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Resistive touch technology, supports 4-wire Touch Screen, Supports USB and RS-232 Interface, Resolution support to 2048 x 2048, High Reliability and Fast Conversion Time.
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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
Three-Phase Transformer Winding Resistance Meters
TWA Advanced Series
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TWA Advanced series is the latest DV Power solution for three-phase transformer winding resistance measurement and tap changer analysis. They are capable of testing six transformer windings with a single cable connection, as well as three-phase automatic transformer demagnetization. It has the option of the automated test mode, where the instrument operates the tap changer without operator input (minimizing the risk of human error) and records winding resistance results based on pre-selected stabilization criteria.The unique DVtest method of tap changer analysis enables checking the moving contacts of on-load tap changers during the transition, measuring the transition time, detecting open circuits, and many other types of faults. It is performed with 0.1 ms sampling rate, together with the measurement of tap changer motor current which detects motor and mechanical issues. A special proprietary algorithm is used for testing tap changers connected through a built-in series (booster) transformer. The DVtest can be performed either on one phase or simultaneously on three phases. It can also be performed together with the winding resistance test in all tap positions.A unique advantage of TWA Advanced instruments is the capability of simultaneously testing the winding resistance of all three phases of a three-phase transformer connected in a YN configuration. This can significantly speed up the testing– for example, it enables the operator to perform 33 measurements instead of 99 on a tap changer with 33 tap positions.TWA500 is equipped with a large 10.1” graphical touch-screen display, while TWA400 has a 7” graphical touch-screen display. Besides making the interface much more user-friendly compared to older winding ohmmeters, it also enables certain test options that were previously available only with DV-Win software. The most important among them are DVtest, tap changer motor current measurement, “Heat Run” test, test templates, and automatic test mode.
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Product
200V 20 Ohm Portable Battery Resistance Voltage Tester
TOB-SM8124
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Xiamen Tob New Energy Technology Co., Ltd
200V 20 Ohm Portable Battery Tester For Battery Voltage and Resistance Testing. TOB-SM8124 Resistance Voltage Tester is a portable battery tester used for battery voltage and internal resistance test, it is Suitable for lithium-ion battery, nickel-metal hydride, lithium manganese, lead-acid battery and other single battery or battery pack with voltage no more than 200V.
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Product
Surface Resistance Meter Kit - Test Anti-Static, Static Dissipative and Conductive Surfaces
PRS-812RM
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- Surface Resistance Tester from 0.10 Ω to 1 Teraohm- Constant Voltages 10 volts and 100 volts- Automatic Electrification Period- Determines if a surface is Dissipative, Conductive, or Insulative- Measures resistance point-to-point(Rtt) and resistance to ground (Rtg)- Measures resistance of ESD Flooring, ESD Worksurfaces and Packaging- Conforms to all ESD Association Standards for Resistive Characterization- Includes 2 each Surface Resistance Probes- Packaged in a hard shell Carrying Case- Certificate of Calibration Traceable to NIST included- 2-year Limited Warranty on Main Instrument
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Product
Ground Resistance Tester
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Weshine Electric Manufacturing Co., Ltd
1.Soil resistivity tester supports 2, 3 and 4wire grounding resistance measurement. 2. 4digit large LCD display with white screen backlight, suitable for use in dimly lit places. 3. IP65 protection grade, good waterproof, compact and portable, supports multiple functional tests.
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Product
Non-Contact Resistance Online Tester
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Non-Contact Resistance Online Tester is our company devotes ourselves to Grounding resistance test technical research’s another new high-tech product for more than ten years. Detector adopts weather fastness material manufacture, temperature resistance, cold-resistant, corrosion prevention, fire prevention. Detector’s structure is rigorous and firm, against rain, dustproof, installation and use outdoors. Non-contact measurement, safe and reliable, Ease of installation. Grounding down lead is directly through the detector perforation, Will not affect lightning protection grounding effect and the normal operation of the facilities. Ensure high-accuracy, high stability and high reliability of long time on-line monitoring outdoors, underground mine and indoors.
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Product
Manual Dielectric Constant, Tan Delta & Resistivity Test Set
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*AC and DC test Voltages switched internally.*Direct digital display of test voltages.*Auto ranging and direct read out of volume resistivity.*Cell constant adjustment and Tan Delta zero correction.*Built-in protection for test sample flash over.
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Product
Digital Earth Resistance Testers
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This groundmeter is designed for testing ground wire of electric power net, as well as earth voltage test in the fields of household electric power system and delectric appliance application.
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15" XGA Industrial Monitor With Resistive Touch Control, Direct VGA, DP Ports, And 304 Stainless Steel Front Bezel
FPM-815S
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15" XGA TFT LED LCD with 70K backlight lifetimeRobust design with 304 stainless steel front bezel and anti-rust coated SPCC rear coverWide operating temperature range (-20 ~ 60 °C/-4 ~ 140 °F)Increased reliability with enhanced 5-wire resistive touch sensorAnti-glare screen with tempered glass and IP66-certified front panelDirect VGA & DP video input interfaceOSD control pad with lockable function on rear panelSupports panel, VESA, wall, desktop, and stand mounting
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Product
Loop Resistance Measuring Device According to DIN EN 61557-3 (VDE 0413-3)
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PeakTech Prüf- und Messtechnik GmbH
A loop tester which is used to test the safety of electrical systems. These device measures the impedance of the short-circuit loop between the outer conductors of a circuit, whereby the probable short-circuit current is calculated. The protection of the circuit (miniature circuit breaker) must therefore trigger at a lower current than the expected short-circuit current, in order to avoid excessive heating of the lines and thus a fire risk. The PeakTech 2715 is due to its function and its robust design almost indispensable when performing new installations, but also for general checking of electrical systems, this device is the ideal companion.
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Product
Skid (Portable Skid Resistance Tester)
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(also known as the British Pendulum Tester) is an essential tool for anyone with a duty to minimize the risk of accidents arising as a result of slippery roads and floor surfaces. This device is also used to investigate the cause of accidents after they have taken place.
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Product
OTDR Launch Cable Box, OTDR Dead Zone Eliminator 100-500M
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Shanghai Fibretool Technology Co.,Ltd.
Designed to aid in the testing of fiber optic cable when using an OTDR. TheOTDR Launch Cable Box is used with Optical Time Domain Reflectometers (OTDRs) to help minimize the effects of the OTDRs launch pulse on measurement uncertainty. Available in many different configurations and fiber lengths.
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Product
Earth Resistance Meter
EM 4058
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earth tester is a digital, microprocessor controlled instrument that allows to measure the earth resistance and ground resistivity (using Wenner´s method), as well as to detect parasitic voltages present in the ground. This instrument is suitable to measure earth systems in power substations, industries, distribution networks, etc., according to IEC 61557-5.
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Product
15" XGA Industrial Monitors With Resistive Touch Control, Direct HDMI, DP, And VGA Ports
FPM-715
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15" XGA TFT LED LCD with 70,000 backlight lifetimeDirect HDMI, DP and VGA input interfacesAnti-glare screen with tempered glassRobust system with Die-casting aluminum chassis and IP66-rated aluminum alloy front bezelLockable I/O connectorsSlim design enables easy installationOSD control buttons with 2 user-defined contrast/brightness controlsCombo RS-232 & USB interface for touchscreen functionalitySupports various mount options: panel, wall, desktop, rack or VESA arm mounting
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Product
5-Wire Resistive Type Single-Touch Module
ETM-RES04C
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Resistive touch technology, supports 5-wire touchscreen, USB & RS-232 Interface, Resolution support to 2048 x 2048, High Reliability and Fast conversion time.
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Product
Expandable Embedded Box IPC With Intel® Celeron® J1900
UNO-3272G
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Intel® Celeron® J1900 2.0GHz processor with 4GB DDR3L memory3 x USB2.0, 1 x USB3.0, 2 x RS232/422/485, 2 x RS2322 x 10/100/1000BASE-T EthernetVGA, HDMI support 2 x independent displaysOptional Digital I/O support for sensing and controllingDedicated TPM2.0 microcontroller designed for hardware securityFlexible system I/O expansion by iDOOR technologySupport diverse fieldbus protocol by iDOOR technologyDual Power input for power redundancy
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Product
Insulation Resistance Tester
250-1000V
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Wuhan Fanke Transformer Manufacture Co., LTD
Professional Insulation Resistance Tester, 250-1000V
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Product
Decade Capacitance Box
1412-BC
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The wide capacitance range and high resolution of the GenRad 1412-BC decade capacitance box make it exceptionally useful in both laboratory and test shop. Owing to its fine adjustment of capacitance, it is a convenient variable capacitor to use with an Impedance Comparator. The polystyrene dielectric used in the decade steps is necessary for applications requiring low dielectric absorption and constancy of both capacitance and dissipation factor with frequency.
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Product
Three-Phase Transformer Winding Resistance Meters
TWA Standard Series
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When it comes to winding resistance measurement on three-phase power transformers and autotransformers, TWA Standard series offers some of the most technically advanced instruments with LCD display in the market. Both models are capable of testing six transformer windings with a one-time cable connection, as well as three-phase automatic transformer demagnetization. The stored magnetic energy is safely automatically discharged at the end of the test. The built-in tap changer control unit enables automated test mode, where the instrument operates the tap changer without operator input and records winding resistance results based on pre-selected stabilization criteria. This option makes the operator’s job significantly easier.Both models can output test currents from 5 mA to 25 A DC for the purpose of winding resistance measurement. TWA40D has a special test mode for checking the synchronization of on-load tap changers with three phases simultaneously tested in parallel, in which the total test current can rise to up to 40 A DC.TWA40D has additional advantages when it comes to non-intrusive tap changer analysis. The unique DVtest method enables checking the moving contacts of on-load tap changers during the transition, measuring the transition time, detecting open circuits, and many other types of faults. It is performed with 0.1 ms sampling rate, simultaneously with the measurement of tap changer motor current which helps with the detection of motor and mechanical issues. A special proprietary algorithm is used for testing tap changers connected through a built-in series (booster) transformer. The DVtest can be performed either on one phase or on three phases simultaneously. It can also be performed as an additional test simultaneously with the winding resistance test in all tap positions.An additional unique advantage of TWA40D is the capability of simultaneously testing the winding resistance of all three phases of a three-phase transformer (connected in a YN configuration). This can significantly shorten the total testing time – for example, it enables the operator to perform 33 measurements instead of 99 on a tap changer with 33 tap positions.The test leads for TWA three-phase transformer winding ohmmeters are interchangeable with the TRT turns ratio testers, which means that both sets of tests can be performed with a single test lead connection to the power transformer terminals.
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Product
Fanless Embedded System With I.MX 8M Processor, COM, LAN, USB, DIO (2-in/2-out), 2 PCIe Mini Card Slots, Optional CANBus, Power Design With ACC Ignition And E-Mark Certification For Vehicle Box PC
Agent336
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The Agent336 is a RISC-based fanless embedded box PC certified with E-Mark for a variety of in-vehicle applications. The Agent336 measures only 164 x 118 x 44 mm and weight about 1.0kg. The cost-efficient embedded computer can withstand harsh operating environments with a wide operating temperature range of -40°C to +70°C and power input of 9 to 36V DC. This low power yet high-quality In-vehicle box computer is powered by the NXP i.MX 8M processor with the ARM® Cortex™-A53 microarchitecture and has a 3GB onboard LPDDR4 memory. Concerning the reliability and durability, the Agent336 comes with intelligent power management for ACC on/off delay, shutdown delay and over/under voltage protection. It runs on Linux (Yocto) and Android 8.1 operating systems. This IP40-rated RISC-based embedded gateway with strict certification is definitely the top choice for in-vehicle solutions, such as devices controller, fleet management, surveillance, and gateway. The newest RISC-based Agent336 supports two RS-232/422/485 ports, one isolated DIO, one HDMI port, two USB 3.0 A-type ports, one console port, one Gigabit LAN port, one RTC battery, one reset button, and five antenna openings. One onboard 8GB eMMC and one Micro SD card socket are available for extensive storage needs. Additionally, the rugged embedded computer has high integration ability with two full-size PCI Express Mini Card slots and one SIM card, which makes it a professional embedded system for transportation applications.
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Medical Box PC Featuring The 12th/13th/14th Gen Intel® Core™ I3/i5/i7/i9 Processors, With Support For MXM-AXe Based On Intel® Arc™ GPU, And Thunderbolt™ 4 Port
MLB-3100 with Intel MXM GPU
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- ADLINK MXM-AXe graphics module support (type A, up to 50W TDP based on power supply)- 12th/13th/14th Gen Intel® Core™ i3/i5/i7/i9, Celeron® processor- Dual SODIMM for up to 64GB DDR5 non-ECC memory (depending on CPU)- 1x HDMI 2.0, 5x DisplayPort (1 from CPU, 4 from MXM)- 1x M.2 E-key supporting 1630 or 2230 for Wi-Fi/Bluetooth module, 1x M.2 M-key supporting 2242 or 2280 for SATA/PCIe storage module, 1x M.2 M-key supporting 2242 or 2280 for NVMe & frame grabber- Reliable Molex 24V DC-in connector- 2x 2.5GbE Intel® I225-LM Ethernet Controller
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Product
Meter Box Series
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Shenzhen Star Instrument Co., Ltd.
The single-slot meter box for single-phase DIN rail energy meters has a window for load switch control if a load switch is installed.
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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.





























