Digital Concrete Crack Monitors

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Digital Concrete Crack Width Meter

SISCO-DCWM-BD-W100

The digital concrete crack width detector is a professional instrument for measuring the width of cracks in concrete structures. It adopts an IP65-rated housing, a measuring range of 0.02~2.00mm, and a reading accuracy of up to 0.02mm. Utilizing a sensor chip, the digital concrete crack width meter can work at -10°C to 40°C. The digital concrete crack width tester has a clear 5-inch display screen for easy and intuitive readings. The digital concrete crack width gauge is widely used for crack detection in the construction of buildings, bridges, tunnels, and other structural engineering projects.

$792.77

Digital Concrete Crack Width Gauge

SISCO-DCWM-Zt501

The digital concrete crack width gauge is designed for accurate concrete crack width measurement, with a measurement range of 0–10 mm and accuracy up to 0.01 mm. Equipped with a probe, it can intelligently identify oblique cracks and simultaneously store measurement data and images. The built-in rechargeable battery supports up to 8 hours of continuous operation at temperatures from -10°C to 50°C. It is widely used for building inspection, bridge inspection, road maintenance, underground structure inspection, steel structure inspection, and other engineering applications.

$1,669.69

A digital concrete crack width meter is a precision measuring tool specifically designed to measure the width and changes of cracks on the surface of building structures, bridges, tunnels, or concrete components. It helps engineers and inspectors monitor crack development trends, assess structural safety and durability, and promptly identify potential risks. Depending on the measurement method, crack width measuring instruments can be categorized as manual scale type, optical type, electronic type, or non-contact laser measurement type.

How does a digital crack monitor work?

The working principle of a crack width measuring instrument is typically based on precise measurement of length or displacement. Manual scale types directly read the crack width using a ruler or vernier; optical or electronic types measure the distance between the two sides of the crack using a microscope, camera, or laser scanning, and convert the data into a width value; non-contact laser instruments obtain the distance between the two sides of the crack through laser projection and reflection, achieving high-precision measurement and dynamic monitoring. Some advanced instruments can also automatically record and save measurement data, facilitating long-term tracking of crack changes.

How to choose a suitable digital concrete crack gauge?

When choosing a digital crack gauge monitor, the selection should be based on measurement accuracy, measurement range, operating environment, and application scenario. For large structures such as bridges and tunnels, high-precision electronic or laser instruments that support data logging and remote monitoring should be given priority. For general building or concrete structure testing, manual calibration or optical instruments are sufficient. In addition, the durability, portability, accessory support, and compliance with relevant engineering standards (such as GB, JGJ, etc.) of the digital crack gauge monitor should also be considered to ensure reliable measurement results and ease of long-term use.