Rebar Detector "331 Series"

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last updated：May 15, 2024

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Operating in Japanese character display is easy! It detects the position of rebar and cover thickness!

The "331 Series" enables quick and accurate exploration and measurement without being affected by magnetic fields, moisture, or aggregates, thanks to its unique pulse induction technology. It features a lightweight and compact body with a waterproof structure suitable for everyday use (IP-65). It is also possible to check the corrosion level of rebar using a separately sold half-cell probe (natural potential measurement). Additionally, it has built-in statistical calculation functions and a date and time function, allowing for data creation via PC. 【Features】 ■ Easy operation with Japanese character display ■ Lightweight and compact ■ Unaffected by magnetic fields, moisture, or aggregates ■ Rebar diameter measurement using right-angle measurement method ■ Built-in statistical calculation functions and date and time functions, etc. *For more details, please refer to the PDF document or feel free to contact us.

Related Link - https://www.sanko-denshi.co.jp/products/architectu…

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basic information

【Specifications】 ■ Measurement Principle: Electromagnetic induction type (combined with pulse induction eddy current conductivity) ■ Display Method: LCD digital (with backlight) ■ Measurement Range: Standard head → Coating thickness 7–116mm, Large head → Coating thickness 18–222mm ■ Measurement Accuracy: ±1mm for coating thickness up to 65mm, ±3% for coating thickness over 75mm ■ Rebar Diameter Display (φ): 16 types ■ Power Supply: Lithium-ion battery, with battery level display function ■ Continuous Use Time: 32 hours (20 hours with backlight on) ■ Operating Temperature Range: 0–40℃ (must not condense) ■ Dimensions and Weight: 203(W)×82(H)×125(D)mm, 1.54kg *For more details, please refer to the PDF document or feel free to contact us.

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Detailed information

Half-cell probe set (optional)
Sonic probe (optional) ● It can detect areas where the spacing between rebar is very narrow and cannot be recognized by standard exploration probes. ● There are two types of probe insertion lengths: L400 mm and L1,000 mm.