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Screwed Sight Glass Fittings Series MV
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Application:
Weld-on sight glass fitting with screwed cover flange. Sightport for viewing into process vessels, silos, mixers, separators, pipelines, and other usually closed containers. Particularly suitable for pharmaceutics, food and beverage processing, e.g. breweries, dairies etc.
General:
Screwed sight glass fittings specific to DIN 11851 (dairy standard fittings) with see-through circular glasses. Threaded nozzles have weld necks.
Operating Conditions
Pressure: 90 psi (higher pressure ratings on request), vacuum
Temperature: max. 280°C (see temperature diagram)
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Complete screwed Sight Glass fitting series MV
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Complete screwed Sight Glass fitting series MV
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Combinations:
This sight glass unit can be combined with the Lumiglas luminaires for use in non hazardous areas (see data sheets 06.02 and 08.01). Window wipers, type SW1 can be fitted to sizes DN 65 and larger. Combination of luminaire plus wiper can be fitted to size DN 125.
Parts & materials: (drawing on the right)
| Items |
Parts name |
Material options |
| 1 |
slotted cover nut |
stainless steel type 304 |
| 2 |
cushion gasket |
KLINGERsil C-4400 |
| 3 |
Sight Glass disc |
soda lime glass, tempered for max temp
150°C; or borosilicate glass, tempered for
max. temp 280°C |
| 4 |
O-ring seal |
Viton, PTFE, Buna, silicone |
| 5 |
weld neck nozzle |
stainless steel type: 316 L, 304 |
| 6 |
vessel wall |
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Assembly
After welding nozzle 5 into the vessel wall 6, fit O-ring seal 4, glass disc 3 and gasket 2 as shown in the drawing on the right. Tighten all these parts down against the nozzle by cover nut 1. Always use the special "C-Spanner".
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Dimensions of Screwed Sight Glass Fittings
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All dimensions in mm unless stated otherwise. Subject to change without prior notice
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Ordering Information:
Please specify the selected items as follows:
e.g. Series MV, DN 80, nominal pressure 90 psi
Preferred material for: weld flange, glass discs, seals.
Cover nut always 304
* Use mm dimensions for accuracy
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ISO 9001 QA CERTIFICATE
GERMAN MANUFACTURER:
F.H. PAPENMEIER AWARDED QA APPROVAL CERTIFICATE
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Powerful Solutions for Instrumentation & Control Problems!
Screwed Sight Glass Fittings Series MV
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