Description Composition & Characteristic ▣ Components ① Crack meter sensor② Cable③ Protection box ▣ Features ① High stability and reliability② 10m H2O water-proof structure③ Different measurements (50mm~100mm)④ Built-in high precision temp sensor Specification Model Name SJ-4500 Sensor applied Sensor (V/W Type) Measurement range 0 ~ 50mm Resolution 0.025% FSR AccuracyRead More →
Description The tunnel lining concrete is a structure connected to each span, and deformation occurs depending on the surrounding conditions. In particular, the joint part for application is where the deformation is caused and the displacement occurs in each direction (radius, tangential and axial direction). ▣ Applications Composition & CharacteristicsRead More →
Description VW crack meter is installed on crack of concrete structure surfacr or connection to measure crack change. SJ is composed of sensor part and anchor fixing part. Both edges of the crack crossing the crack space are fixed with the anchor bolt. The development of the crack size isRead More →
Description Composition & Characteristics ▣ Components ① Joint meter sensor② Wire③ Fixing frame ▣ Features ① High stability and reliability② Equipped with a high-precision linear potentiometer for excellent reproducibility and responsiveness③ Adjustable measuring range (0 ~ 1,000 mm)④ Built-in high-accuracy temperature sensor Specification Model Name SJ-4700 Applied Sensor Electric SensorRead More →
Description As a system to connect the sensor in 1.0m unit to measure inner section displacement of the tunnel convergence, it calculates accurate values using a sensor for each displacement and lengthin high resolution. ▣ Application ① Measurement of inner section displacement of convergence after completion of the tunnel structureRead More →
Description During tunnel construction, this sensor measures the displacement of the tunnel face ahead of the excavation at intervals of 1.0 to 3.0 meters.By using high-resolution sensors, it provides highly accurate measurement results. ▣ Application Composition & Characteristics ▣ Product Composition ① Advance displacement sensor② Connecting rod③ Cable & accessoriesRead More →
Description The tunnel lining concrete is a structure connected to each span, and deformation occurs depending on the surrounding conditions. In particular, the joint part for application is where the deformation is caused and the displacement occurs in each direction (radius, tangential and axial direction). ▣ Applications Composition & CharacteristicsRead More →
Description The Electric Joint Meter is used to measure the size change of the surface, connection parts, and cracks in concrete structures. A high-precision and linear potentiometer is mounted inside the housing, allowing the rod to push or pull the sensor when deformation occurs. The movement is then transmitted toRead More →
Description The Electric Crack Meter is used to measure the size change of the surface or connection part, as well as cracks in concrete structures. A high-precision and linear potentiometer is mounted inside the housing. When deformation occurs, the rod pushes or pulls the sensor, which sends the movement toRead More →
Description The Digital Settlement Meter is designed to measure the set point and the settlement of the target ground or structure by means of the head difference (pressure change), and it calculates accurate values at high resolution. ▣ Applications ① Measurement of settlement of flimsy ground and embankment ② MeasurementRead More →