Visilume low voltage sight glasses are similar to the DIN28-120 series and are suitable for welding to the vessel wall.
Visilume low voltage sight glasses are similar to the DIN28-120 series and are suitable for welding on the vessel wall or inner wall. The reduced size provides a cost-effective alternative for low pressure applications. Suitable for observing the internal structure of storage tanks, pressure vessels, silos, gear trains, separators and pipelines, etc.
Round gasket flange for welding to vessel wall
Cost-effective alternative to DIN28120 for low voltage applications
Comes with washers, glass disc and hex head screws
Observation diameter from 50 to 600 mm
Operating temperature up to 280°C, up to 900°C
Working pressure up to 5 bar
Material: Stainless steel, carbon steel, Hastelloy and other special steels
Customized version

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