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Sight glass luminaire USL01

Sight glass luminaire for small vessels

Luminaire USL01 with hinged bracket

Applications

  • 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.

Operating conditions

  • Independent of the internal pressure/vacuum in the vessel.
    Under no circumstances should a sight glass luminaire
    be used on its own to close a vessel port or as a
    replacement for the cover flange or the complete
    sight glass flange assembly.
  • Maximum permitted ambient temperature
    at the cable entry gland: 90°C
Pushbutton
  • 20 W luminaires are always supplied with pushbutton switch.
Components and materials
  • Body and head of luminaire: stainless steel 1.4404
  • Fastening elements: stainless steel 1.4301 (hinged bracket
    or flanged adapter collar for attachment to screw-type sight
    glass fitting)
  • Connecting cable: 3 m (3 x 0.75 mm²) works fitted
  • Weight: 0.150 kg

Protection

  • Dust- and waterjet proof, IP 65 according
    to EN 60 529 / DIN VDE 0470, Part 1
Operating voltage
  • 12 V...Halogen bulb 5 W, without integrated pushbutton switch
  • 24 V...Halogen bulb 20 W, with integrated pushbutton switch

Technical data

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

Advantages

  • 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 (twoflange version). The integrated fastening clamp enables convenient mounting on a Lumiglas sight glass wiper assembly SW I.
  • Glare-free illumination; suitable for use with circular sight glass fittings to DIN 28120 / DIN 28121 or similar, or with screw-type sight glass fittings in compliance with DIN 11851.
  • Very easy to install using special fastening system, ensuring convenience of use:
    The luminaire can either be attached to the cover flange of the circular sight glass fitting or the visual flow indicator using the hinged bracket, or fastened to the slotted nut on screw-type sight glass fittings.
    Caution: Avoid looking into the light source – risk of damage to the eyes!

Voltage

  • AC/DC
  • Operating voltage: 12 V, 24 V
  • Wattage: up to 20 W, depending on operating voltage
  • combinable with METAGLAS® Type 80.USL01

USL 01

 

 

Voltage V

Push-Button

Voltage/Wattage

Socket

with clamp
fastening

 

with hinged
mounting

 

with flanged
adapter collar

 

 

 

 

 

(12 V) 5 W

(12 V) 5 W

(12 V) 5 W

12

without

12 V / 5 W

G4

(24 V) 20 W

(24 V) 20 W

(24 V) 20 W

24

with

24 V / 20 W

G4