Circular sight glass fitting type 322 PN 40/160For flange mounting similar to DIN 28121 USAGE Container sight glasses of type 322 are suitable for mounting on existing support flanges according to DIN EN 1092-1. The sight glasses are pre-assembled in the factory and delivered ready for installation. Seals suitable for the sealing surfaces should be used. The screw material should be equivalent or of higher quality than the sight glass flanges. Generally, use screws that fit the drilling pattern! If possible, the screw thread and the screw head should be lubricated. 10112025 - Subject to technical changes and errors!

Circular sight glass fitting type 322 PN 40/160For flange mounting similar to DIN 28121 Type PRODUCTCODE Example for Explaining the Code Composition GROUP TYPE NOMINAL SIZE 2) Borosilicate glass2 protected by mica 1) Cover flange according to quotation / order confirmation EXAMPLE STRUCTURE Unless otherwise specified, the highlighted factory standard will be delivered. The product code 11-322-4-100-1-1-7-0 corresponds to the standard version: Base flange made of 1.4571 Cover flange made of 1.4571 Borosilicate glass according to DIN 7080 Gasket graphite For aggressive media, FEP or Halar® coated...

Circular sight glass fitting type 322 PN 40/160 For flange mounting similar to DIN 28121 QUICK OVERVIEW Custom made designs possible Accessories available 1) Higher pressures on request OPERATING CONDITIONS Operating conditions depend on the choice of glass and seals: Borosilicate glass DIN 7080 or similar + Mica protection disc Borosilicate glass DIN 7080 or similar PRESSURE TEMPERATURE Sight glass

Circular sight glass fitting type 322 PN 40/160For flange mounting similar to DIN 28121 Type OPTIONAL ACCESSORIES Double glazing > up to 320 °C with Borosilicate glass DIN 7080 NOTE ! The pressure-temperature limits apply according to DIN EN 1092-1! Our tool with the same name is available on our website. (www.aci24.com, under Service, sub-item Tools) 9 Konigskamp 19 • 52428 Julich • Germany 10112025 - Subject to technical changes and errors!