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Switching

Controls consisting of a mechanical or electrical or electronic device for making or breaking or changing the connections in a circuit. (www.cogsci.princeton.edu)

See Also: Switching Matrix, High Voltage Switching, Switching Matrices, Multiplexers, General Purpose Switch


Showing results: 4306 - 4320 of 4321 items found.

  • Programmable Digital Attenuator

    LDA-602EH - Vaunix Technology Corporation

    The LDA-602EH has a large attenuation range of 120 dB with an exceptional 0.1 dB step size, allowing for both precision and accuracy during fading tests or device characterizations. This attenuator also features a fast 15 us switching speed, an operating temperature from -30oC to 50oC, a maximum RF input of +28 dBm, and is priced at $875. The LDA602-EH operates with a low insertion loss of 9 dB to 6 GHz, an input IP3 of +55 dBm and a typical VSWR of 1.3:1. Easily programmed for ATE applications, the LDA digital attenuators are a cost effective solution whether you are in engineering, the production test lab, or in the field. Units are ROHS compliant and can be used with any PC or laptop computer with USB 2.0 port (or powered USB hub) and Windows operating system. Lab Brick Signal Generators are provided with easy to use Lab Brick GUI software, 32 and 64 bit API DLL files, LabVIEW and Linux compatible drivers.

  • LED Driver Aging Rack

    LEDRACK-100W192P - Lisun Electronics Inc.

    • Application range: LED driver and multi channel driver power aging. It has equipped with computer operation and monitor system. The working condition can be set by the computer, and the computer will record real time data to do statistical analysis. • The parameters of load can be set freely on the software, to monitor the real time voltage, current, and power etc • Load mode: CC, CV, CR, CP, and LED • Aging Control System includes: ON/OFF control signal output; Signal of relay switch control; K type thermocouple temperature acquisition • The channels are parallel connected under arbitrary load mode, which can allow product power expansion • The LED Driver Aging rack will design according to customer’s LED driver power and aging quantity per time • Automatic current switching function (optional) • AC power meter to measure modules, and test power input characteristics (optional) • Temperature monitoring function at product zone (optional) • PWM dimming and two sets of logic control signal function (optional)

  • AC/DC - Enclosed SMPS Power Supply

    Mornsun Guangzhou Science & Technology

    MORNSUN AC/DC enclosed switched-mode power supplies (SMPS) feature complete EMC tests and protections, high efficiency, and wide selection. MORNSUN SMPS withstands 300VAC surge input for 5 seconds. 305RAC (305Vin reliable under all conditions) AC to DC SMPS module is included. 305RAC Series is a collection of AC/DC converters that can run from nominal 85 VAC up to 305 VAC and are safety certified to UL/IEC/EN standards, with CB Reports. These AC to DC enclosed switching power supplies in MORNSUN SMPS Power Supplies portfolio meet IEC/EN61000-4, CISPR32/EN55032, IEC/UL/EN62368, EN60335, and GB4943 standards and are widely used in areas of industrial, LED, street light control, electricity, security, telecommunications, smart home, etc. They comply with the latest global energy efficiency standards. The most high-quality AC to DC SMPS ranging from 15W to 1500W witness the continuous innovation of MORNSUN SMPS power supply family.

  • ASA240

    Electron Plus

    The ASA240 Analog Signature Analyser will assist you in testing, diagnosing and troubleshooting printed circuit boards without powering them (known as ‘power-off testing’).Connected via USB to a compatible PC running our own free software, with the ASA240 you can easily capture, measure and compare known good signatures (from your ‘golden’ board) with signatures from your suspect board. The built-in gate/bias generator (+/-10V, 100ohm source impedance) can be used to help test active components such as SCR’s, opto-couplers, small relays, TRIAC’s etc. An external dual footswitch can be connected to the ASA200 and can be user configured to control various functions.The built switching matrix (40 x 2) is easily configured from the software and maybe used with adaptors (such as DIP or SO) to speed up testing of boards, or maybe connected to a ‘bed-of-nails’ to facilitate rapid testing of boards in production.With the ASA240 we set out to bring the incredibly powerful technique of Analog Signature Analysis to engineers and repair shops at an affordable price.

  • UV Fluorescence Hydrogen Sulfide Analyzer

    Model T101 - Teledyne Monitor Labs

    The Model T101 H2S analyzer uses the proven UV fluorescence principle to measure hydrogen sulfide at levels commonly required for ambient air monitoring.The Model T101 is equipped with an internally mounted catalytic converter set at 315°C to convert H2S to SO2. A switching mode alternately measures H2S and SO2 while showing both readings concurrently on the front display.All T Series instruments offer an advanced color display, capacitive touch screen, intuitive user interface, flexible I/O, and built-in data acquisition capability. All instrument set up, control and access to stored data and diagnostic information is available through the front panel, or via RS232, Ethernet, or USB com ports, either locally or by remote connection.The Model T101 comes with NumaView™ Software. NumaView™ Remote PC Software allows for a remote connection with virtual interface and data downloading capability to analyzers operating NumaView™ S​oftware. ​​

  • UV Fluorescence Total Reduced Sulfur Analyzer

    Model T102 - Teledyne Monitor Labs

    The Model T102 TRS analyzer uses the proven UV fluorescence principle to measure Total Reduced Sulfur at levels commonly required for ambient air monitoring.The Model T102 uses a high temperature external converter set at 850°C to allow conversion of H2S, methyl mercaptan, dimethyldisulfide, and methyl-disulfide to SO2 at this temperature with efficiency greater than 98%. A switching option alternately measures TRS and SO2 while showing both readings concurrently on the front display.All T Series instruments offer an advanced color display, capacitive touch screen, intuitive user interface, flexible I/O, and built-in data acquisition capability. All instrument set up, control and access to stored data and diagnostic information is available through the front panel, or via RS232, Ethernet, or USB com ports, either locally or by remote connection.The Model T102 comes with NumaView ™ Software. NumaView™ Remote PC Software allows for a remote connection with virtual interface and data downloading capability to analyzers operating NumaView ™ Software. ​​

  • Motor Testing Equipment Kits for EOL (End of Line) Production- AC Motors

    MOTOMEA

    *Low-cost portable unit with all the major motor performance tests of the standard MotorLine® system.*Connects directly to USB 2.0 port.*Performs QA testing on 100% of production without compromising line throughput (up to 10 motors per minute), reducing costs of defective products.*Determines acceptability to user predefined PASS/FAIL limits on production lines.*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, friction output power, cogging torque level.*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.*Test results are provided graphically and tabulated.*Test reports in PDF and Excel format.*Capability for integration with third party devices, such as hipot & insulation resistance testers.

  • HV Rotary Switches

    B-1003 - ROSS ENGINEERING CORPORATION

    A key feature of our rotary switches is their simple mechanical design which results in conservative stress levels for trouble-free, long life use.  In addition, each rotary switch has a reinforced chassis design utilizing G-10 or G-11 fire retardant anti-tracking coated epoxy glass insulation.  G-7 silicone glass is used for special applications where RF or high temperatures are involved.  Heavy duty contacts, specifically designed to minimize corona in the Ross rotaries, are made of highly conductive yet weld resistant alloy with high contact closing force.  This high force gives our rotary switches high momentary current capability and a reputation for their ability to withstand high shock and vibration as well as other severe environmental conditions.  Ratings to 150kV, to 200A.  When immersed in insulating oil, fluid or gas, the voltage withstand value is at least doubled and the interrupt capability is much greater.  In a gas atmosphere, no modification is required. However, immersion in oil or fluid may require modification in some cases, at an extra cost (optional).  Each unit is either manually or electrically operated.  One SPDT contact is standard on most units.  The auxiliary contact is used as an interlock for protection against "Switching Hot".

  • Motor Testing Equipment for EOL- BLDC (Brushless) Motors

    MotorLine® - MLI-B - MOTOMEA

    *Performs QA testing on 100% of production without compromising line throughput (up to 10 motors per minute), reducing costs of defective products.*Determines acceptability to user predefined PASS/FAIL limits on production lines.*Provides motor performance data, from stall up to no-load, within seconds, including: torque, speed, current, voltage, input power, output power, time, motor efficiency, driver efficiency, direction of rotation.*Provides dynamic performance tests data, including: speed and torque spectrum, speed and torque oscillations, friction torque, friction spectrum, friction output power, cogging torque level.*Supports non-contact frictionless sensors.*Supports motor’s internal speed sensors.*Support sensorless BLDC motors.*Speed range up to 250,000 rpm.*Motor power switching is done by the motor electronics; the data sampling is started while the motor starts moving.*Motors can be tested inside their applications.*Motor performance data can be recorded in the system database for comparison and statistical analysis.*Test results are provided graphically and tabulated.*Test reports in PDF and Excel format.*Capability for integration with third party devices, such as hipot & insulation resistance testers.

  • Single-Phase Relays

    Series S - Teledyne Defense Electronics Relays & Coax Switch

    The Series S single-phase relays are designed for all types of loads. The design incorporates an SCR or triac output. The relays utilize optical isolation to protect the control from load transients. All contain an internal snubber for output protection. High-current models are excellent for motor and UPS control. Zero-Cross or Random switching options available.Available options include:​S24D25 25A, 12-280Vrms, 600Vpeak Load; 4-30Vdc Control; Zero-CrossS24R40 40A, 12-280Vrms, 600Vpeak Load; 3-30Vdc Control; RandomS24D40 40A, 12-280Vrms, 600Vpeak Load; 4-30Vdc Control; Zero-CrossS24D40 40A, 12-280Vrms, 600Vpeak Load; 90-240Vac/Vdc Control; Zero-CrossS48R25 25A, 24-520Vrms, 1200Vpeak Load; 4-30​Vdc Control; Random​​S48D25 25A, 24-520Vrms, 1200Vpeak Load; 5-30​Vdc Control; Zero-CrossS48D50 50A, 24-520Vrms, 1200Vpeak Load; 5-30​Vdc Control; Zero-Cross​​S48R75 75A, 24-520Vrms, 1200Vpeak Load; 90-24​​​​0Vac/Vdc Control; Zero-CrossS48A50 50A, 24-520Vrms, 1200Vpeak Load; 90-240Vac/​Vdc Control; Zero-CrossS48A50-22/R 50A, 24-520Vrms, 1200Vpeak Load; 17-80Vac/Vdc Control; Zero-CrossS48R125 125A, 24-520Vrms, 1200Vpeak Load; 4-30Vdc Control; RandomS60D50 50A, 24-690Vrms, 1600Vpeak Load; 7-30​Vdc Control; Zero-Cross​​S60D125 125A, 24-660Vrms, 1600Vpeak Load; 7-30​Vdc Control; Zero-Cross

  • Programmable DC Electronic Load

    63000 Series - Chroma ATE Inc.

    The 63000 Series programmable DC electronic loads are reliable, precision instruments primarily designed to test switching power suppl ies, A/D power suppl ies, power electronic components, adapters, 3C batteries and chargers. Its maximum 350W rated power makes it suitable for testing numerous types of lower power devices. The 63000 Series offers models in two operating voltages 150V models, with 250W and 350W power levels up to 60A in a single unit. Their compact and light weight design make these loads easy to move around which is ideal for R&D and design validation. Each model of the 63000 Series has unique user-def ined waveform (UDW) funct ion capable of simulating real-world custom waveforms. In addition, a data storage function has been built in for saving and recalling up to 100 stored settings at any time. For automated testing, these save and recall functions can save a great deal of time. The 63000 Series has 3 power ranges that can precisely measure the voltage and current in real time. Since short circuit testing is a critical test item, the 63000 provides short circuit simulation to effectively address application demands for power and automated testing.

  • VisualIMPACT Software

    Instron

    CEAST VisualIMPACT software is designed to control CEAST Pendulums and Drop Tower Series, manage tests and offer a user-friendly interface when using the Data Acquisition System. It records force and absorbed energy data related to impacts, visualizes and helps analyze the results and calculates resilience. The operator is guided through parameters setup by means of tables describing strikers and specimens that are filtered according to the test type and international standard selected. In the case of instrumented tests, many possibilities for data analysis and visualization are made available. The results are shown through comprehensive and customizable graphs and can be filtered by break type (only specimens with a selected break type are shown). Working with groups of test, the software performs a statistical analysis, and the operator can pick and discard single test results. Different measurement units can be selected. It is possible to print reports and to export data totally or partially. Recent improvements include the possibility to set a number of user profiles, including graphic settings, default printing options, advanced parameters for data analysis and so on, switching quickly from one another when looking at results. The introduction of a new Data Acquisition System (CEAST DAS 64K) in the Impact product line has also triggered a number of new capabilities for the SW, which is now able to process a more comprehensive calibration file for instrumented tups and hammers and manage DAS configurations with a wider range of data acquisition channels.

  • Digital Leakage Current Tester

    Educated Design & Development, Inc.

    Fast - All operator controls are located on the front panel to expedite testing. The entire test can be performed in a matter of seconds! Pays for itself in time and stress savings. Versatile - Measures Leakage Current in accordance with UL, CSA, EN, and IEC/ International Standards. Includes ability to perform open neutral, open ground, and line polarity forward/reverse test conditions. Adaptable - Universal rear panel receptacle allows for testing products with any plug configuration. Accurate - True RMS meter accurately measures both sinusoidal and non-sinusoidal waveshapes. This is important when testing products using a switch mode power supply which can generate non-sinusoidal leakage currents. Calibrated, traceable to NIST. Flexible - A front panel switch permits testing either through the power cord of the product under test, from surface/ patient connection-to-ground, or from surface/ patient connection-to-surface/ patient connection. Portable - Lightweight, with integral handle. Other Features - Product Ground Switching (grounding conductor maintained to device under test when not measuring leakage). Automatic front receptacle disconnect when configured in the 240V test mode (prevents inadvertent connection of 120V when configured for 240V operation). Proven - These are the only leakage current testers designed and supported by Product Safety experts. That is part of the reason why they have become the standard in the industry. Full technical support by experienced safety engineers.

  • Amplifier, Switch and Test Box

    CLIOQC Model V - Audiomatica

    The QCBOX Model 5 is a non-conventional unit designed to fulfil actual and future needs of an electro-acoustical analyzer like the CLIO system. It is USB linked to a PC and can be configured, with dedicated software controls, to assist frequency response and impedance measurements or to perform DC measurements. Using it for frequency response measurements acts as 50W power amplifier to drive the speaker or network under test while routing one-of-four inputs to the analyzer as well the current sensing output. The four inputs are able to provide a phantom power supply both for Audiomatica or general purpose microphones (0-24 V range, software controlled). Impedance measurements can be done either switching the D.U.T.’s load across the analyzer’s input or using a dedicated output, ISENSE, thus allowing impedance measurements in constant voltage mode as well voice coil current distortion analysis. An internal ADC measures the DC current into the voice coil. Thanks to an internal software controlled voltage generator the speaker can be driven with a superimposed DC voltage (±20V), allowing for measurements of large signal parameters. Two ADC converters with a ±2.5 V and ±5 V are available at inputs 3 and 4 to measure the displacement with a laser sensor or any other DC signal. A dedicated digital input handles an external foot pedal switch (or TTL signal) to be connected and triggers QC operations. A 6 bit output – 5 bit input TTL digital port is available to interface the QCBOX and driving software with external hardware (like turntables for example).The QCBOX Model 5 finds use both in laboratory for R&D applications and in production lines setups.

  • Three-Phase Transformer Demagnetizer

    DEM60C - IBEKO Power AB

    After a DC current test, such as winding resistance measurement, the magnetic core of a power or instrument transformer may be magnetized (remnant magnetism). It can cause various problems such as wrong diagnostics, inaccurate measurements on a transformer, inrush current at the start-up of a power transformer, or incorrect operation of protective relays due to magnetized CT cores. The best way to eliminate this source of potential problems is to use demagnetizer on the power or instrument transformer.The DEM60C is a fully automatic test instrument which performs three-phase transformer demagnetization. Transformer magnetic core demagnetization requires the application of AC current with magnitude decreasing to zero. DEM60C provides this AC current by internally changing the polarity of a controlled DC current. During the demagnetization process, the instrument supplies the current at decreasing magnitude for each step, following a proprietary algorithm. It can demagnetize single-phase and three-phase power transformers.The instrument can be connected to all three phases of a power transformer to be demagnetized, on either the primary or the secondary side. If a user selects specific vector diagrams for different types of transformers, DEM60C will run a specific demagnetization procedure for each transformer type (i.e., single phase, delta, wye/star, zig-zag.) without switching the test leads.DEM60C enables safe and efficient power transformer demagnetization. The instrument automatically regulates the injection of current and discharging energy from the inductance. During and after the operation, an intrinsically safe discharge circuit with an indicator rapidly dissipates the stored magnetic energy. The discharging circuit is independent of the power supply, which improves its reliability in case of loss of power.Test currents of up to 60 A DC enable efficient demagnetization of even the largest power transformers. Using a DV Win software, it is possible to control DEM60C externally.

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