Description VW Piezometer type pore pressure meter is designed to test the pore water pressure and liquid pressure of vessel, pipe line, soft ground or embankment foundation, embankment and inside the boring hole. High accurate NTC thermistor and arrestor were mounted in order for zero compensation by change of theRead More →

Description VW embedment strain gauge is embedded in the concrete structure to measure the effective strain that affect the concrete inside. This product can measure stress, distribution direction and trend of strain, etc. with the strain gauge in 2 – directions using the Rosette Block. Also, non 4 – stressRead 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 →

Dimension Item SJ-2000 A (mm) 165 B (mm) 150 C (mm) 24 D (mm) 24 E (mm) 21 F (mm) 9 Weight Sensor: 0.08 / Mounting block: 0.16 Reference * Strain (με) calculation: Whereas, F=Hz measurement value, N=microsecond measurement value, Gage Factor=4.062 * Stress (σ) calculation: * Axial force (P)Read More →

Description VW Arc – Weldable Strain Gauge is mounted on the steel or steel structure to measure the stress changing condition of structure the caused by the excavation or surrounding work to juge the stability of retaining wall and temporary facilities. VW type sensor can be measured for long timeRead More →

Description This sensor measures the horizontal displacement of the ground and structures at different depths (1.0–3.0 m) during excavation or construction work. It uses a high-resolution sensor to provide precise and reliable measurements. ▣ Applications Composition & Characteristic ▣ Product Components ▣ Features Specification Specification SJ-2400 (1-axis) SJ-2401 (2-axis) SensorRead More →

Description Composition & Characteristics ▣ Components ▣ Features Specification SJ-603 Specifications Probe Model Name SJ-603 Sensor Type 2 MEMS Sensors Measurement Range ±15° (X, Y axis) / B type: ±30° (X, Y axis) Resolution 0.01mm System Accuracy ±3.94mm/30M Zero Point ±0.05% FSR Sinθ Correction Sinθ = arc sin (length /Read More →

Description Composition & Characteristics ▣ Product Components ▣ Features Specification Model Name SJ-5200 Applicable Sensor Foil Strain Gauge Sensor Maximum Applied Pressure 150% FSR Accuracy ±0.1% full scale Operating Temperature -20°C ~ 50°C Built-in Temperature Sensor NTC Thermistor (3KD-ATF) Temperature Sensor Accuracy Thermistor: ±1°C Dimensions Head: D(φ) = 86 mmRead More →

Description Composition & Characteristics ▣ Product Components ▣ Features Specification Model Name SJ-5100 Applicable Sensor Mechanical (Dial Gauge Measurement) Measurement Range 100 mm Measurement Points 1 ~ 4 Points Accuracy 0.01 mm Dimensions Head: D(φ) = 75 mm, H = 105 mm Base Plate: D(φ) = 158 mm Total Height:Read More →