KELVA LV9 consists of a pneumatic regulating valve with a cylinder arm or spring arm. The device is fitted to a round bar, with its roller against the reel of material. It registers reduction in the diameter of the reel and regulates the air pressure to a KELVA brake accordingly, so that web tension is held constant.
The simple way to control your web tension
Highlights KELVA LV9
• Fully air operated
• Explosion proof
• Choose between spring or cylinder arm
• Available for rolls with up to Ø 1600mm
• Reliable, inexpensive and simple to install
Product name: KELVA Web tension control (LV9)
Options: Cylinder or spring arm
Applications: The LV9 can be used for most materials, provided the diameter of the reel does not exceed 1600mm.
Additional: Hand lever valve complete with air regulator and pressure
gauge for cylinder arm configuration.