IGI - Model IG 2103 -Roof Support Load Cells

These are vibrating wire load cells provided with a swivelling top plate and fixed bottom plate. Number of vibrating wire sensors is generally three. These are used in mines for monitoring load during and after excavation.  A beam is provided between the swivel top of the load cell and the roof. The load cell is positioned at the floor along with the convergence meter. Provision of gas discharge tube protects the sensor against surge and lightning.