Changes in the measured value of the insulation tester

QThe measured value of the insulation tester changes. What is the cause? (Insulation Tester IR4057-50)

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Replacing the tip of the pin-type lead for battery tester

QThe tip pin of the battery tester's pin-type lead has worn out. Could the tip pin be replaced? (Battery Tester)

A

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What is IEC 61000-4-30 standard?

QWhat is IEC 61000-4-30 standard? Does HIOKI have any products that comply with this standard?

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Principle and measurement method of the LCR meter

QDo you have any documentation concerning the principle of measurement and how to use the LCR meter? (Impedance Analyzers, LCR Meters)

A

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Measurement Accuracy of the electrical measuring instruments

QHow do you calculate the "accuracy" mentioned in the specifications section of the brochure, instruction manuals, etc.? (Electrical measuring instruments in general)

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4-terminal resistance measurement method (4-terminal method)

QWhat is the measuring principle of the 4-terminal method? (Resistance Meter)

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Connecting humidity sensor to 10 channels

QIs it possible to measure 10 channels of humidity by combining Memory HiLogger LR8450 and Universal Unit U8551 and connecting ten Humidity Sensor Z2000? How much current can be supplied from the LR8450 to the Humidity Sensor Z2000?

A

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"Sequence Maker" an add-in for sending and receiving communication commands for measuring instruments

QWhat is "Sequence Maker", an add-in that enables sending and receiving communication commands for measuring instruments?

A

DC Current Superposition Testing of Coils Using a Power Analyzer