Glass Wiper Type SW II0 pages
Sight glass wiper with flexible drive type SW ll BW
for use with circular sight glass assemblies to DIN 28120 or similar
• Mounting:
By means of pressure tight glands through both base and cover
flange of sight glass assembly; suitable for sight glass discs
corresponding to DIN 7080 or DIN 8902.
• Application:
For manually activated cleaning, when required, of inside face of glass in sight ports. Particularly suitable for pressure and vacuum,
vessels requiring test certification both in explosion hazardous
as well as non hazardous operating areas.
The glass discs fitted into the assemblies correspond to DIN 7080
or DIN 8902 standards.
Suitable for circular sight glass assemblies nominal size
DN 100 to 200.
•Operating conditions:
Vacuum tight; pressure tight to 16 bar.
Max. permissible temperature: 220° C (depending, however,
on type of glass disc used).
• Possible combinations:
Simultaneous fittings of Lumiglas luminaire, flame proof or
standard design, is possible with the wiper SW ll BW, as is the
fitting of a spray device.
• Certification/Testing:
Test certificates issued by the state material testing authority
Nordrhein Westfalen, Dortmund, are available.
• Assembly/materials alternatives for the complete supply:
Wiper blade: PTFE or silicone rubber
All product contact parts are of stainless steel.
Mechanical drive internal seal: PTFE
Sight glass wiper type SW ll BW
mounted into sight glass fitting DIN 28120
Item Part
1 Locking circlip 1.4568
2 Washer A2
3 Actuating knob (brass insert)
4 Ratchet drive lever arm 1.4305
5 Spacer ring 1.4305
6 Cap nut Zn8c
7 Locknut A4
8 Threaded bush 1.4301
9 Packing ring PTFE
10 Gasket PTFE
11 Tube securing bush 1.4571
12 Compression nut 1.4571
13 Flexible drive shaft 1.4310
or 1.4401
14 Ratchet drive unit steel
Item Part
15 Drive boss 1.4305
16 Shaft drive shank 1.4305
17 Washer galvanized steel
18 Compression taper ring 1.4571
19 Wiper blade holder 1.4571
20 Wiper blade siliconee or PTFE
21 Roll pin 1.4571
22 Wiper arm axle 1.4571
or 1.4401
23 Coil spring 1.4310
24 Wiper carrier shroud 1.4571
or 1.4401
25 Guide spigot 1.4571 or 1.4401
26 Compression taper ring 1.4571
27 Compression nut 1.4571
28 Guide tube 1.4571
• Assembly and installation instructions:
The wiper is actuated by flexible shaft which engages at one end in the wiper blade holder and at the other in a lever operated ratchet drive mechanism which ensures drive shaft is always rotated in same direction.
A separate set of detailed installation instructions is
included in the supply.
Should you order a complete sight glass assembly with the wiper type SW II, the additional machining of the base will be carried out by Papenmeier.
Data sheet 02.02
F.H.Papenmeier GmbH & Co. KG · division Lumiglas
Talweg 2 · 58239 Schwerte · GERMANY
phone: +49-2304 205-0 · fax: +49-2304 205-206
info.lumi@papenmeier.de · www.lumiglas.de