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Accelerometer Vibration Measurement
Vibration data tells you a lot about what’s happening inside a machine or structure. When you need to capture that data, the right accelerometer makes all the difference. At Kingmach, we’ve been supplying accelerometers and vibration measurement instruments for geotechnical and industrial use for years. Our sensors go into everything from bridge monitoring systems to rotating equipment diagnostics. Off-the-shelf models cover a wide range of frequencies and amplitudes, but we’ll also customize the cable length, mounting type, or connector if your project requires it. You get a sensor that fits your setup, not the other way around.
Technical Detail
Our accelerometers measure vibration on rotating machinery, structural elements, and field test setups. The sensing element inside is a piezoelectric crystal that generates an electrical signal proportional to the vibration acceleration. Sensitivity options typically range from 100 mV/g for general-purpose diagnostics up to 500 mV/g for low-level vibration. Frequency response covers from 0.5 Hz to over 10 kHz, so you can detect slow structural oscillations and early bearing faults with the same instrument if needed. The compact stainless-steel housing works in harsh environments—dust, moisture, and temperature swings don’t easily throw off readings. Installation is straightforward with threaded studs, magnetic bases, or adhesive mounts. For permanent monitoring, we often supply units with integrated cables and signal conditioning to minimize wiring hassle on site. If your application involves multi-axis motion, one triaxial sensor can replace three single-axis units, reducing mounting complexity. Data typically feeds into a portable collector, PLC, or vibration transmitter. We also help teams that need to interface with older monitoring systems by configuring the correct output type—IEPE or charge mode—and supplying matching cables. Many of our sensors ship from stock, but long-term projects can be supplied in stages to match your construction or maintenance schedule. If you’re unsure whether to choose a low-noise sensor for early failure detection or a high-temperature unit for turbine monitoring, get in touch and we’ll walk you through the options.
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FAQ
Seismic accelerometers are designed for very low-frequency vibration, often below 1 Hz, which is typical in ground motion or large structures. Standard industrial accelerometers usually start around a few Hz and focus on machinery frequencies. If you’re monitoring a bridge or foundation, a seismic unit may be necessary to capture slow movements.
Often yes, if the sensor’s output type and environmental rating match the installation. For spot checks, you might use a magnetic mount. For permanent monitoring, you’d switch to a stud or adhesive mount to maintain consistent contact. Some models include a rugged connector and seal for 24/7 operation without drift.
IEPE sensors have built-in electronics that simplify cabling and work with most modern data collectors. Charge-mode units don’t have internal electronics, so they tolerate higher temperatures—useful near engines or turbines—but need a charge amplifier. If your system already has IEPE inputs, stick with that for easier setup.
Yes, we can provide sensors with conformal coating on the internal circuitry to resist moisture and chemical exposure. The stainless-steel housing already protects against dust and water, but the coating adds an extra layer for reliability in continuous outdoor use.
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Address: No. 188 Tongzipo West Rd, Changsha, Hunan, China