Inspection lanterns

See what's going on

Whether as a glass cylinder or pipe version, inspection lanterns offer you a direct insight into ongoing processes. They are ideal for cost-effective, visual control of liquid and pasty media. KIESELMANN inspection lanterns are available as borosilicate glass cylinders with protection cage in nominal widths of DN 10 - 100 and as a compression-hardened glass version in nominal widths of DN 25 - 250.

Inspection lanterns with borosilicate glass cylinders are equipped with a cone / nut thread. The tempered glass variant is provided with a DIN EN 10357 welding end.

The versions of the KIESELMANN inspection lanterns:

  • Inspection lanterns with pressed hard glass
  • Inspection lanterns with borosilicate glass cylinder and protective cage

Advantages at a glance:

• Service-friendly

• Cost-effective

• Level passage

Technical data

Materials

in product contact not in product contact

1.4301 / AISI 304 1.4301 / AISI304 1.4404 / AISI316L

Seals

NBR, PTFE

Operating pressure Pressed hard glass

DN 25 DN 32 - 50 DN 65 DN 80 DN 100 DN 125 DN 150 - 250

20 bar 12 bar 10 bar 6 bar 8 bar 7 bar 5 bar

Operating pressure borosilicate

DN 10 - 15 DN 20 - 65 DN 80 DN 100 - 150

16 bar 10 bar 8 bar 6 bar

Temperature

+95°C +130°C (Steam sterilisation) cyclically

Surfaces

RA 0.8 µm RA 1.5 - 2.5 µm e-polished

Connections

borosilicate: Pressed hard glass:

Thread Welding end DIN EN10357

Sizes

borosilicate: Pressed hard glass:

DN 10–100 DN 25–250