Sight Glass
Specifications
Confirmed at quote- Size Range
- DN15 to DN250
- Pressure Class
- PN10, PN16, PN25, PN40
- End connection
- Flanged
Standards
- Design & manufacture
- DIN EN 558-1-1
- Face to face
- DIN EN 558-1-1, DIN 3202/2-FT
- Flange & end dimension
- DIN EN 1092-1-2
Configure your variant(manually adjust box on the right if you require a different spec)
- Size
- Pressure
- End connection
Materials
All available material options per part. Click a pill to set it in the configurator.
- Body
- Gasket
- Cover
- Glass
Dimensions per size(13 sizes)
| Size | L (mm) | H (mm) | D_PN10 (mm) | k_PN10 (mm) | D_PN16 (mm) | k_PN16 (mm) | D_PN25 (mm) | k_PN25 (mm) | D_PN40 (mm) | k_PN40 (mm) | Weight |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DN15 | 130 | 110 | 95 | 65 | 95 | 65 | 95 | 65 | 95 | 65 | 4.5 kg |
| DN20 | 150 | 115 | 105 | 75 | 105 | 75 | 105 | 75 | 105 | 75 | 5.5 kg |
| DN25 | 160 | 120 | 115 | 85 | 115 | 85 | 115 | 85 | 115 | 85 | 7.5 kg |
| DN32 | 180 | 125 | 140 | 100 | 140 | 100 | 140 | 100 | 140 | 100 | 10 kg |
| DN40 | 200 | 135 | 150 | 110 | 150 | 110 | 150 | 110 | 150 | 110 | 15 kg |
| DN50 | 230 | 150 | 165 | 125 | 165 | 125 | 165 | 125 | 165 | 125 | 17 kg |
| DN65 | 290 | 175 | 185 | 145 | 185 | 145 | 185 | 145 | 185 | 145 | 26 kg |
| DN80 | 310 | 190 | 200 | 160 | 200 | 160 | 200 | 160 | 200 | 160 | 33 kg |
| DN100 | 350 | 260 | 220 | 180 | 220 | 180 | 235 | 190 | 235 | 190 | 42 kg |
| DN125 | 400 | 280 | 250 | 210 | 250 | 210 | 270 | 220 | 270 | 220 | 52 kg |
| DN150 | 480 | 330 | 285 | 240 | 285 | 240 | 300 | 250 | 300 | 250 | 95 kg |
| DN200 | 600 | 460 | 340 | 295 | 340 | 295 | 360 | 310 | 375 | 320 | 52 kg |
| DN250 | 730 | 510 | 395 | 350 | 405 | 355 | 425 | 370 | 450 | 385 | 95 kg |
Features
- Borosilicate glass viewing element to DIN 7080
- Klingerit seal
- Body and cover available in grey cast iron, nodular cast iron, or cast carbon steel
- Face-to-face dimensions per DIN EN 558-1-1
- Flange ends per DIN EN 1092-1-2 and DIN 3202/2-FT
- Available in four pressure ratings: PN10, PN16, PN25, PN40
Description
Flanged sight glass for inline flow observation, available in pressure ratings PN10 to PN40 and sizes DN15 to DN250. Body and cover constructed from grey or nodular cast iron, with borosilicate glass viewing element and Klingerit seal. Face-to-face dimensions per DIN EN 558-1-1 and flange ends per DIN EN 1092-1-2.
Selection notes
This sight glass is a flow indicator pattern, supplied for flanged installation.
Sizes run DN15 to DN250, in PN10, PN16, PN25, PN40.
The body is offered in GG 25, GGG-40 and GS-C 25, so the grade can be matched to the service rather than the other way round.
Built to DIN EN 558-1-1, DIN 3202/2-FT and DIN EN 1092-1-2.
Available pressure classes
Pressure classes this product is rated to.