

DIGITAL SOLUTIONS
3D Vibrating Wire Crack Meter
RST’s 3D Vibrating Wire Crack Meter is a sophisticated instrument used for monitoring and measuring cracks in structures or geotechnical features that can deform in more than one plane.
Overview
Overview
The 3D Vibrating Wire Crack Meter is designed to provide precise and reliable data on the width and movement of cracks in three orthogonal directions (vertical, horizontal, and lateral), allowing for comprehensive analysis of crack behavior and structural integrity over time.
To obtain measurements, the 3D Crack Meter is installed by securely anchoring it to both sides of the crack. A temperature profile can also be determined using one (or all) of the embedded Thermistor within the Crack Meter sensors.
Product features
- Reliable performance in harsh site conditions
- Versatile
- Long-term stability
- High accuracy and precision
- Low cost
Features and benefits
Features and benefits
Vibrating Wire Sensor Specifications
| Item | Specification |
|---|---|
| Range | 25, 50, 100, 150, 200 mm |
| Accuracy | 0.1% F.S. |
| Thermistor Type | NTC 3K Ohms @ 25°C |
Cable Specification – For Vibrating Wire or Electrical Crack Meters
| Part # | Description |
|---|---|
| EL380004 | Two twisted pair cable with polyurethane jacket. |
| EL360008 | Four twisted pair cable with polyurethane jacket. (For use with Junction Box arrangement) |
Resources
Resources
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We are a global leader in geotechnical, geospatial and structural monitoring. We deliver a complete portfolio, from sensors to services, for mining and civil infrastructure customers. Our expertise is grounded in Orica's innovation and technical excellence that span more than 150 years.
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Contact an expert

