The classic ‘half moon’ version for combined sight and light glass
Suits Lumiglas Sight Glass Fitting, circular DIN 28120 or similar
Nominal dia: DN 50 to DN 200
Operating voltage: 24V AC/DC, 12V / 230V on request
Power, depending on size: 20W, 50W or 100W
Standard product with momentary push button
Fully Sealed Lumistar Sight Glass Luminaire with cover glass
Suits Lumiglas Sight Glass Fitting, circular DIN 28120/28121 or similar from size DN 50 and Lumiglas Screwed Sight Glass Fitting MV from DN 65 to DN 100
Operating voltage: 12 V, 24 V, 120 V, 230 V
Power, dependant on operating voltage, up to 100 W
Secured by hinged bracket or adapter flange
Please note that the halogen bulb 230 V – 75 Watt is no longer available.
This sight glass luminaire is designed for universal applications and is ideal either in combined sight and light ports (single-flange version) or for separate ports (two-flange version).
Glare-free illumination; fits circular sight glass fittings to DIN 28120/DIN 28121 or similar, screw-type sight glass fittings in compliance with DIN 11851, as well as visual flow indicator fittings.
Application:
For illuminating the interiors of vessels, tanks, agitators, silos and other generally closed containers and reactors and also in visual flow indicators.
Suitable for use in the food processing industry.
Protection class:
Dust-tight and water jet-proof, IP 65 and IP 67 acc. to DIN EN 60529/DIN VDE 0470, part 1
Lumistar luminaires USL 07 LED are approved for use in ambient temperatures of up to 60°C.
• Voltage type: AC/DC, depending on type of luminaire.
• Operating voltage:
24 V AC/DC – 14 W
120-230 V AC – 14 W
Straightforward installation using special attachment:
The luminaire is mounted with the lamp attachment on the cover flange in the case of circular sight glass fittings and visual flow indicators. With screw-type sight glass fittings, the luminaire is fastened to the slotted nut.
Please note that the halogen bulb 230 V – 75 Watt is no longer available.
Fully Sealed Lumistar Sight Glass Luminaire with cover glass, all stainless steel
Suits Lumiglas Sight Glass Fitting, circular DIN 28120/28121 or similar from size DN 50 and Lumiglas Screwed Sight Glass Fitting MV from DN 65 to DN100
Operating voltage: 12V, 24V, 120V, 230V, 240V
Power, dependant on operating voltage, up to 100W
Secured by hinged bracket or adapter flange
Please note that the halogen bulb 230 V – 75 Watt is no longer available.
Fully Sealed Lumistar Sight Glass Luminaire with cover glass, super compact, all stainless steel
Perfect combination of flush screwed assembly and smooth surface:
This sight glass luminaire is designed for mounting on sight glass fittings in universal applications. It is ideal for use in combined sight and light ports (single-flange version) or arranged separately (two-flange version). The integrated fastening clamp enables convenient mounting on a Lumiglas sight glass wiper assembly SW I.
Application in chemical, pharmaceutical, biogas and food processing industries:
It is ideal for illuminating bioreactors, laboratory mixers and filters as well as the interiors of tanks, agitators, separators, pipelines and other, usually closed, vessels in non-explosive operating environments.
USL 01: for general applications, mounted with hinged bracket, clamp fastening or flanged adapter collar
USL 31: special variant for sterile environments with adapter collar for fitting over flanges, etc.
Lumiglas luminaire USL 01 and USL 31 fit the following sizes:
a) Circular sight glass fitting to DIN 28120: from DN 25
b) Circular sight glass fitting to DIN 28121: from DN 40
c) Visual flow indicators: from DN 25
d) Screw-type sight glass fittings similar to DIN 11851: from DN 50
Operating voltage/power: 12V, 24V / 5W, 20W
Secured by mounting clamp (for SW I) or hinged bracket
• Protection class: Dust- and waterjet proof, IP 65 according to EN 60 529 / DIN VDE 0470, Part 1
Lumistar luminaires USL 15 and USL 35 and UL-listed types, stainless steel
USL 15: for general applications, mounted with hinged bracket
USL 35: special variant for sterile environments with adapter collar for fitting over flanges, etc.
Also available in LED technology
Fully Sealed Lumistar Sight Glass Luminaire with cover glass, compact, all stainless steel
This sight glass luminaire is designed for universal applications. It is ideal for use in combined sight and light ports (single-flange version) or with two separate ports (2-flange version).
Application in chemical, pharmaceutical, biogas and food processing industries:
It is ideal for illuminating bioreactors, laboratory mixers, filters as well as the interiors of tanks, agitators, separators, pipelines and other, usually closed, vessels in non-explosive operating environments.
Protection class: Dust- and waterjet proof, IP 65 according to EN 60 529 / DIN VDE 0470, Part 1
Max. admissible ambient temperature at the cable entry gland with halogen version: 90°C; with LED version: 40°C.
USL 15: The luminaire is attached to the cover flange of the circular sight glass fitting or the visual flow indicator by means of a hinged bracket, or fastened to the grooved nut on screw-type sight glass fittings.
USL 35: The luminaire is placed over an adapter flange and secured
Lumistar Luminaires ASL 55-LED (aluminium) and ESL 55-LED (stainless steel)
Sight glass luminaire for universal applications; ideally suited for sight glass and light port combinations (single-flange version) and for separate configurations (double-flange version).
Applications:
The optimum solution in the pharmaceutical and food processing industries, ideal for illuminating bioreactors, laboratory mixers and filters as well as the interiors of boilers, tanks, agitators, separators, pipes and other – usually sealed – vessels in operating environments that are not potentially explosive.
The specific advantages of Lumiglas LED technology:
Insensitive to vibration
Long service life and high operational reliability
Continuous operation for LED up to about 50,000 hours
The ideal solution wherever fittings are difficult to access
No heat radiation in the light port (cold light)
No additional heat which would be undesirable for chemical and/or biological processes
Extreme high-contrast lighting
Compact yet powerful:
Dazzle-free illumination; suitable for use with circular sight glass fittings to DIN28120/DIN28121 or similar, with screw-type sight glass fittings in compliance with DIN 11851, and in sight flow indicators.
Type of protection: Dust-tight and waterjet-proof, IP 65 acc. to EN 60529/ DIN VDE 0470, Part 1
Electrical data:
Convenient electrical link-up: The Lumistar luminaire is equipped with a factory-mounted screwed cable gland.
The Lumistar luminaire ASL-/ESL 55-LED is compatible with the following nominal diameters:
a) Circular sight glass fitting acc. to DIN 28120: DN 40
b) Circular sight glass fitting acc. to DIN 38121: DN 40
c) Sight glasses in flow indicators: DN 50
d) Screw-type sight glass fittings similar to DIN 11851:
– DN 50 is mounted by way of a separate flange attachment
– From DN 80 up, the unit is secured using the hinged bracket
Lumistar luminaires stainless steel USL 13 and USL 33 and UL-listed types
Fully Sealed Lumistar Sight Glass Luminaire with cover glass, compact, all stainless steel
This sight glass luminaire is designed for universal applications. It is ideal for use in combined sight and light ports (single-flange version) or for two separate ports (2-flange version).
Application in chemical, pharmaceutical, biogas and food processing industries:
It is ideal for illuminating bioreactors, laboratory mixers and filters as well as the interiors of tanks, agitators, separators, pipelines and other, usually closed, vessels in non-explosive operating environments.
Ultra-bright LED provides 1000 lumens
Compact design, powerful light output:
Glare-free illumination; suitable for circular sight glass fittings to DIN 28120/DIN 28121 or similar, for screw-type sight glass fittings in compliance with DIN 11851, and for METAGLAS® and BioControl fittings.
Protection class: Dust- and waterjet proof, IP 65 according to EN 60 529 / DIN VDE 0470, Part 1
Suits all Lumiglas Sight Glass Fittings from size DN 25 Operating voltage/power: 12 V, 24 V, 120 V / 20 W, 50 W
USL 13: for general applications, mounted with hinged bracket USL 33: special variant for sterile environments with adapter collar for fitting over flanges, etc.
Lumistar luminaire USL 13 and USL 33 fit the following sizes:
a) Circular sight glass fitting acc. to DIN 28120: from DN 25
b) Circular sight glass fitting acc. to DIN 28121: from DN 40
c) Visual flow indicators: from DN 25
d) Screw-type sight glass fittings in compliance with DIN 11851: from DN 50
Lumistar luminaires USL 15 and USL 35
and UL-listed types, stainless steel
Fully Sealed Lumistar Sight Glass Luminaire with cover glass, compact, all stainless steel
This sight glass luminaire is designed for universal applications. It is ideal for use in combined sight and light ports (single-flange version) or with two separate ports (2-flange version).
Application in chemical, pharmaceutical, biogas and food processing industries:
It is ideal for illuminating bioreactors, laboratory mixers and filters as well as the interiors of tanks, agitators, separators, pipelines and other, usually closed, vessels in non-explosive operating environments.
Ultra-bright LED provides 2000 lumens
Compact design, powerful light output:
Glare-free illumination; suitable for circular sight glass fittings to DIN 28120/DIN 28121 or similar, for screw-type sight glass fittings in compliance with DIN 11851, and for METAGLAS® and BioControl fittings.
Suits all Lumiglas Sight Glass Fittings from size DN 50
Operating voltage/power: 12 V, 24 V, 120 V / 20 W, 50 W, 100 W, with transformer 120 V, 230 V / 5 W, 10 W
Protection class: Dust- and waterjet proof, IP 65 according to EN 60 529 / DIN VDE 0470, Part 1
Lumistar luminaires USL 15 and USL 35 fit the following sizes:
a) Circular sight glass fitting acc. to DIN 28120: from DN 40
b) Circular sight glass fitting acc. to DIN 28121: from DN 40
c) Visual flow indicators: from DN 40
d) Screw-type sight glass fittings in line w. DIN 11851: from DN 65
Temperature Class: to T4(depending on power rating) Ambient temperature: up to 60°C II C (all explosion classes)
Suits Lumiglas Sight Glass Fitting, circular DIN 28120/28121 or similar from size DN 50 and Lumiglas Screwed Sight Glass Fitting MV from DN 65 to DN100
Operating voltage: 12V, 24V, 120V, 230V, 240V
Power, depending on voltage: up to 50W
Electric connection:
Version I: resin cast gland/cable tail,
Version II: terminal box and cable gland
Secured by hinged bracket or adapter flange
Please note that the halogen bulb 230 V – 75 Watt is no longer available.
Safe high-intensity illumination for sight glasses, ports, or general applications in hazardous (classified) locations.
For illuminating the interior of tanks, hoppers, silos, agitators and other, usually closed, vessels and reactors as well as visual flow indicators in potentially explosive environments with UL requirements. Suitable for use in food processing industries.
Protection: dust-proof and splash-proof, IP 65 acc. to EN 60 529/ DIN VDE 0470, Part 1
Ignition protection, explosion group:
UL 844 listed for Class I Div. 1 and 2, Groups C and D
UL 1571 for “wet conditions”
Temperature Class: to T4A. Ambient temperature: up to 40°C Ignition protection: Class 1, Div.1 & 2, Explosion Group: C & D
Suits circular sight glass fittings to DIN 28120/28121 or similar from size DN 50 and screwed sight glass fittingsDIN 11851 from DN 100/125
Operating Voltage: 120 V Power rating: up to 100 W
These sturdy, compact lights are now available in 35 W, 50 W or 100 W versions.
Secured to sight glass flange by twin brackets fastened
ex II 2G Ex de IIC T3/T4 Gb
ex II 2D Ex tb IIIC T195°C T130°C Db
Suitable for Explosion hazardous areas
This Ex-type sight glass luminaire is designed for universal applications in potentially explosive environments.
For illuminating the interior of tanks, hoppers, silos, agitators and other – normally closed – vessels as well as visual flow indicators in potentially explosive environments
Suitable for use in food processing industries.
It is ideal for use in combined sight and light-glass arrangements, either as a single flange version or with two separate flanged ports.
Compact yet powerful: Dazzle-free illumination; for use with circular sight glass fittings to DIN 28120/DIN 28121 or similar, with screw-type sight glass fittings in compliance with DIN 11851, and in visual flow indicators.
Optimum screw-in lens design ensures maximum light efficiency
Gas: Zones 1 and 2; Dust: Zones 21 and 22.
Protection: IP 65 and IP 67 to DIN EN 60529
Temperature Class: to T4 (depending on power rating) Ambient temperature: up to 60°C
Suits circular sight glass fittings to DIN 28120/28121 or similar from size DN 50 and screwed sight glass fittingsDIN 11851 from DN 65 to DN100
Voltage type: Alternating/direct current, depending on lamp
Operating Voltage 12 V, 24 V, 120 V, 230 V, 240 V Power, depending on voltage: up to 50W
Electric connection: terminal box and cable gland
Secured by hinged bracket or adapter flange
Please note that the halogen bulb 230 V – 75 Watt is no longer available.
ex II 2G Ex de IIC T3/T4 Gb
ex II 2G Ex tb IIIC T195°C T130°C T80°C Db
Suitable for Explosion hazardous areas
This Ex-type sight glass luminaire is designed for universal applications in potentially explosive environments. It is ideal for use in combined sight and light glass units, either as a single flange version or with two separate flanged ports.
For illuminating visual flow indicators, pipelines, laboratory mixers, and bioreactors as well as the interior of tanks, hoppers, silos, agitators and other – normally closed – vessels in potentially explosive environments – Gas: Zones 1 and 2; Dust: Zones 21 and 22.
Compact yet powerful:
Dazzle-free illumination; suitable for use with circular sight glass fittings to DIN 28120/DIN 28121 or similar, with screw-type sight glass fittings in compliance with DIN 11851, and in visual flow indicators.
Optimum screw-in lens design ensures maximum light efficiency and convenient access when replacing lamps.
Ideal for applications in sterile areas.
Protection: IP 65 and IP 67 to DIN EN 60529
Temperature Class: T4/50W; T6/20W Ambient temperature: up to 40 C
Suits circular sight glass fittings to DIN 28120/28121 or similar from size DN 50 and screwed sight glass fittings DIN 11851 from DN 100
Operating Voltage 12 V, 24 V, 120 V, 230 V, 240 V
Power, depending on temperature class: up to 50 W
Secured by hinged bracket or adapter flange modyfied by an inside mounting flange specially for Aseptik Technology
A wiper is a great addition to a sight glass, especially when used with a spray ring or spray nozzle.
Simple effective assembly for wiping clean circular sight glass discs
Maximum pressure 6 bar
Vacuum tight; pressure tight to at least 2 bar and, depending on glass diameter, to 6 bar. Max. permissible temperature 220°C (though this depends on glass type used).
Combine with circular sight/light fittings
All contact parts stainless steel, Hastelloy on request
Possible combinations:
Unit can simultaneously be combined with a spray device.
Combination with Lumistar luminaire mounted on the sight glass unit is possible from viewing dia. 125 (DIN 28120, DN 100)
depending on luminaire size (see data sheet download below).
Lumistar luminaire series USL and ESL can also be combined with the unit.
With screwed sight glass assemblies combination with Lumistar luminaire SLM or Lumistar ME is possible with size DN 125.
Also available with ratchet-drive lever.
Overview:
For manual cleaning on inside glass surface
316 stainless steel wetted metal parts
Vacuum tight and up to 85 psig (pound-force per square inch gauge) @ (220°C)
Wiper blade available in Teflon or Silicone
Sizes: 80 to 225 mm OD (other sizes available)
Manual wiper for Lumiglas® sight glasses and sight windows. It may be used in combination with a with a spray ring or spray nozzle. Sight glass must be ordered with bore hole.
Flanged at both ends DIN 2642 mating sizes PN 10 for fitting into pipelines
Length over flange: DIN 3202 F1
Application:
For visual control of state of fluid and flow in pipelines
Sizes from DN10 to DN200, also available with ANSI flanges
Stainless steel 1.4571(316Ti) flanges or other on request
Metal-(1.4301) or Plexi-glass outer shell for extra protection on request
Operating conditions:
Operating pressure: up to 6 bar, depending on wall thickness (higher ratings on request)
Operating temperature: up to 220°C
Materials of components referred to in adjoining exploded view (within data sheet below):
Item Part Material
1 Connecting flange Stainless steel 1.4571 or other
2 Glass cylinder Borosilicate glass (DURAN)
3 Ring seals Silicon rubber or other
4 Spacer bars Stainless steel 1.4301 or other
5 Securing bolts A 2 or other
(with spring washer)
Special versions:
– with stainless steel or protective Plexiglas outer shell
– ANSI flanges
– customized length
Installation:
– The flow indicator is bolted, using suitable gaskets, directly between the mating flanges of the pipeline.
– The flow indicator should be fitted so that no stresses (tensile, compression or torsional) are caused on tightening up.
Ordering information:
e. g. Lumiglas tubular sightglass/flow indicator DN 100, material 1.4571, borosilicate glass, 6 bar operating pressure,
length over flanges 350