Lumiglas Tubular Sight Glass/Flow Indicator

Flanged at both ends DIN 2642 mating sizes PN 10 for fitting into pipelines

Length over flange: DIN 3202 F1

Application:
For visual control of state of fluid and flow in pipelines

Sizes from DN10 to DN200, also available with ANSI flanges
Stainless steel 1.4571(316Ti) flanges or other on request
Metal-(1.4301) or Plexi-glass outer shell for extra protection on request

Operating conditions:
Operating pressure: up to 6 bar, depending on wall thickness (higher ratings on request)

Operating temperature: up to 220°C

Materials of components referred to in adjoining exploded view (within data  sheet below):
Item Part Material
1 Connecting flange Stainless steel 1.4571 or other
2 Glass cylinder Borosilicate glass (DURAN)
3 Ring seals Silicon rubber or other
4 Spacer bars Stainless steel 1.4301 or other
5 Securing bolts A 2 or other
(with spring washer)

Special versions:
– with stainless steel or protective Plexiglas outer shell
– ANSI flanges
– customized length

Installation:
– The flow indicator is bolted, using suitable gaskets, directly between the mating flanges of the pipeline.
– The flow indicator should be fitted so that no stresses (tensile, compression or torsional) are caused on tightening up.

Ordering information:
e. g. Lumiglas tubular sightglass/flow indicator DN 100, material 1.4571, borosilicate glass, 6 bar operating pressure,
length over flanges 350

product photo: Lumiglas Tubular Sight Glass/Flow Indicator

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