ESSSensor · Displacement
Resistance Wire Extensometer RWE
The Resistance Wire Extensometer (RWE) is a simple, low-cost sensor for monitoring rock and soil displacement, commonly installed in underground hard rock and coal mines.
- Application
- Underground hard rock and coal mine displacement monitoring
- Monitoring points
- Pillars, stope walls, roof
Overview
In detail
Deployment
The RWE is typically installed in underground hard rock mines to monitor displacement in pillars and stope walls. It is also used in underground coal mines to monitor displacement in the roof and pillars.
Typical applications
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Specifications
Technical specifications
- Application
- Underground hard rock and coal mine displacement monitoring
- Monitoring points
- Pillars, stope walls, roof
Related
Often specified alongside
Geosystems
JM Series Vibrating Wire Jointmeter
- Range
- 25, 50, 100, 150, 200, 250, 300 mm (200/250/300 mm not available for JM-E)
- Accuracy
- ± 0.25 % F.S. (± 0.1 % in option)
- Temp
- −20 °C to +80 °C
- Accuracy
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