DIGITAL MULTIMETER DT4256 HIOKI
- Multifunctional digital multimeter
- Low-pass filter included
- True RMS for accuracy
- 3-year warranty
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Description
Unveiling the Hioki DT4256: Multifunctional Excellence
In the dynamic world of electrical diagnostics and maintenance, having a versatile, reliable, and precise instrument is non-negotiable. The Hioki DT4256 Digital Multimeter stands as a prime example of a multifunctional digital multimeter, meticulously engineered to cater to a broad spectrum of measurement needs while upholding the highest standards of accuracy. This isn’t just a basic tool; it’s a comprehensive solution designed for professionals who demand robust performance in various scenarios. The DT4256 offers impressive capabilities for DC current measurement, ranging from 60.00 mA to a formidable 10.00 A, covering a wide array of applications from sensitive circuit analysis to higher power systems. Its design also incorporates modern conveniences, such as the ability to accept an AC clamp sensor for non-intrusive current measurements and a built-in voltage detection function for quick, initial safety checks, making it an indispensable partner for everyday electrical tasks.
Eliminating Harmonics for Accurate Inverter Outputs
Modern electrical systems, particularly those powered by inverters or variable frequency drives, frequently produce complex and distorted waveforms that are rich in harmonic components. When attempting to measure the true output voltage on the secondary sides of these inverters, a standard digital multimeter can often be misled by these unwanted harmonics, resulting in inaccurate or misleading readings of the fundamental voltage. The Hioki DT4256 deftly addresses this critical challenge with its integrated low-pass filter function. This intelligent feature actively and effectively eliminates these harmonic components, allowing the multimeter to precisely measure only the fundamental wave of the voltage. This capability is indispensable for accurate diagnostics, performance validation, and crucial troubleshooting in various applications, including industrial automation, renewable energy systems, and motor control, where understanding the true behavior of the fundamental frequency is vital for optimal system performance and reliability.
True RMS for Distorted Waveform Accuracy
In the intricate domain of electrical measurements, engineers and technicians frequently encounter signals that are far from perfectly sinusoidal. Distorted current and voltage waveforms are increasingly prevalent due to the widespread use of non-linear loads, switching power supplies, and variable frequency drives. While traditional mean-value multimeters might provide misleading results for such complex waveforms, the Hioki DT4256 excels with its indispensable True RMS measurement capability. This advanced functionality is essential as it accurately calculates the true effective value of alternating current (AC) or voltage, irrespective of the waveform’s shape. This means that whether you’re dealing with clean sine waves, square waves, triangular waves, or highly distorted signals with significant harmonic content, the DT4256 provides reliable and precise readings. For accurate diagnostics, effective troubleshooting, and stringent compliance verification in any environment with non-linear electrical characteristics, True RMS is an absolute necessity, and the DT4256 delivers on this critical front, ensuring the integrity of your measurements and analyses.
Seamless Data Management and Connectivity
Beyond its formidable measurement capabilities, the Hioki DT4256 offers powerful features for seamless data management and analysis, which are crucial for modern electrical diagnostics, long-term monitoring, and rigorous record-keeping. By connecting the DT4256 to a computer with the optional Communication Package DT4900-01, users can unlock a suite of advanced data handling functionalities. This essential package enables the effortless downloading of data stored in the instrument’s internal memory, allowing for comprehensive post-measurement review and secure long-term archiving. Furthermore, it supports the real-time display of live measurement results on the computer, providing immediate graphical visualization of ongoing tests. Displayed measured values can also be conveniently saved in versatile text format for easy integration into custom reports, spreadsheets, or further detailed analysis. Crucially, the computer and multimeter maintain electrical isolation by means of optical communications, ensuring data transmission without any concern for electrical hazards, thereby prioritizing both data integrity and the safety of the user and connected equipment.
Designed for Safe Measurement Locations
Electrical work inherently carries risks, and ensuring operator safety is paramount. The Hioki DT4256 is designed with this principle at its core, understanding that safe measurement requires use of an instrument that suits the measurement location. To aid operators in selecting the appropriate and safe measuring instruments, international standards such as IEC 61010 meticulously classify the locations in which instruments are used into a series of safety-based measurement categories (ranging from CAT II to CAT IV). The DT4256 is built to align with these critical safety standards. Using an instrument that does not satisfy the required safety level for a particular environment can lead to severe electrical accidents, including electric shock or arc flash. The DT4256’s adherence to these categories provides professionals with the confidence that they are using a tool designed to safely perform measurements in its intended environments, mitigating risks and promoting best practices in electrical safety.
Versatile Applications in Electrical Work
The Hioki DT4256’s combination of precision, safety, and advanced features makes it an incredibly versatile instrument, suitable for a wide array of applications in professional electrical work. For maintenance technicians, its clamp-on sensor compatibility allows for quick and safe current checks on live circuits without interruption, ideal for troubleshooting motors, lighting systems, and control panels. In HVAC systems, the low-pass filter is invaluable for accurately assessing the performance of inverter-driven compressors and fans, ensuring energy efficiency. For electrical contractors, the voltage detection function provides a rapid preliminary safety check before commencing work. The data logging capabilities are crucial for long-term monitoring of electrical loads in commercial buildings, identifying power consumption patterns or intermittent faults. Furthermore, its True RMS feature is essential for accurately measuring parameters in data centers and manufacturing facilities where non-linear loads are prevalent, ensuring proper system operation and preventing equipment damage.
Japanese Quality and Unwavering Guarantee
The Hioki DT4256 Digital Multimeter is a proud embodiment of Japanese quality and manufacturing excellence, reflecting an unwavering commitment to precision, reliability, and long-term performance. All critical processes, from the initial stages of concept development and meticulous design to the final stages of manufacturing for almost all Hioki digital multimeters and other measuring instruments, are rigorously carried out at their Head Office in Nagano Prefecture, Japan. This vertically integrated approach ensures stringent, end-to-end quality control and the application of some of the industry’s most advanced technological capabilities, guaranteeing that every product delivered is of the highest possible quality and unwavering reliability. This dedication to superior craftsmanship is further reinforced by a generous 3-year warranty, providing customers with comprehensive, long-term peace of mind and demonstrating Hioki’s profound confidence in the durability, accuracy, and consistent performance of the DT4256. This robust guarantee solidifies the DT4256 as a sound and secure investment for any professional relying on critical electrical measurements.
tpt24: Your Trusted Global Supplier
When making a strategic investment in a precision instrument like the Hioki DT4256 Digital Multimeter, authenticity and guaranteed quality are paramount concerns. This is precisely where tpt24 distinguishes itself as the undisputed premier online store worldwide for this exceptional product. tpt24 is profoundly committed to delivering an unparalleled purchasing experience, underpinned by an unwavering dedication to product integrity and customer satisfaction across the globe. Every Hioki DT4256 acquired from tpt24 is accompanied by an unconditional guarantee of authenticity and superior quality, assuring you that you receive a genuine, meticulously manufactured instrument that adheres to the highest industry standards. Irrespective of your geographical location, tpt24 provides dependable and secure worldwide delivery, bringing this cutting-edge electrical measurement device directly to your doorstep, thereby empowering your critical applications with unmatched precision and unwavering confidence.
Specifications
| DC Voltage range | 600.0 mV to 1000 V, 5 ranges Basic accuracy: ±0.3 % rdg. ±3 dgt. |
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| AC Voltage range | 6.000 V to 1000 V, 4 ranges, Frequency characteristics: 40 Hz to 1 kHz Basic accuracy 40 – 500 Hz : ±0.9 % rdg. ±3 dgt. (True RMS, crest factor 3) |
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| AUTO AC/DCV | Yes | |||||
| Resistance range | 600.0 Ω to 60.00 MΩ, 6 ranges, Basic accuracy: ±0.7 % rdg. ±3 dgt. | |||||
| DC Current range | 60.00 mA to 10.00 A, 4 ranges, Basic accuracy: ±0.9 % rdg. ±3 dgt. |
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| AC Current range | 600.0 mA to 10.00 A, 3 ranges, Basic accuracy 40 – 500 Hz : ±1.4 % rdg. ±3 dgt. (True RMS, crest factor 3, 40 Hz to 1 kHz) |
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| AC Current range (use with Clamp on probes) |
10.00 A to 1000 A, 7 ranges, Add the Clamp on probe accuracy to basic accuracy 40 – 1 kHz : ±0.9 % rdg. ±3 dgt. (True RMS, crest factor 3) | |||||
| Voltage detection (50/60 Hz) |
Hi: AC40 V to 600 V, Lo: AC80 V to 600 V | |||||
| Capacitance range | 1.000 μF to 10.00 mF, 5 ranges, Basic accuracy: ±1.9 % rdg. ±5 dgt. | |||||
| Frequency range | 99.99 Hz (5 Hz or more) to 99.99 kHz, 4 ranges (limited by the minimum detectable voltage and current), Basic accuracy: ±0.1 % rdg. ±1 dgt. |
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| Continuity check | Continuity threshold [ON]: 25 Ω or less (Indicate buzzer sound, red LED), [OFF]: 245 Ω or more, Response time: 0.5 ms or more |
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| Diode test | Open terminal voltage: 5.0 V or less, Testing current 0.5 mA or less, Threshold of forward voltage: 0.15 V to 1.5 V |
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| Other functions | Filter function, display value hold, auto hold, MAX/MIN/Average value display, relative value display, auto-power save, USB communication (option) | |||||
| Display | Main and Sub displays: 4-digits LCD, max. 6000 digits, bar graph | |||||
| Display refresh rates | 5 times/s (Capacitance measurement: 0.05 to 5 times/s, depending on measured value, Frequency: 1 to 2 time/s, Temperature: 1 time/s ) | |||||
| Power supply | LR03 alkaline batteries ×4, Continuous use: 130 hours (backlight OFF) | |||||
| Dimensions and mass | 84 mm (3.31 in)W × 174 mm (6.85 in)H× 52 mm (2.05 in)D, 390 g (13.8 oz) (including batteries and holster) |
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| Included accessories | Test lead L9207-10* ×1, Holster ×1, Instruction manual ×1, LR03 alkaline battery ×4 * Replaced by the probe L9300 starting with batches manufactured in March, 2025. |
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