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Sight glass luminaire USL03

Sight Glass luminaire USL03/USL03-LED

Sight Glass luminaire USL03/USL03-LED

Sight Glass luminaire USL03/USL03-LED

Applications

  • For illuminating the interior of tanks, hoppers, silos,
    agitators and other, usually closed, vessels
    and reactors
    as well as visual flow indicators in
    non-explosive environments.
  • Recommended for use in the food processing industry.
  • For mounting on sight glass fittings:
    This ultra-compact 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).

Operating conditions

  • Independent of the internal pressure/vacuum in the vessel.
    On no account should a sight glass luminaire be
    used on its own to close a vessel port or as a
    replacement for the cover flange or instead of
    the complete sight glass flange assembly.
  • The LED version should not be used in ambient
    temperatures  of over 40°C.

Protection

  • dust- and waterjet-proof:
    IP 65 acc. to EN 60 529 / DIN VDE 0470, Part 1
Transformers
  • Transformers for 24 V secondary voltage can
    be supplied on request.
 

Materials

  • Luminaire housing: stainless steel 1.4301;
    head of luminaire: stainless steel 1.4552
  • Mounting parts (hinged bracket or flanged adapter):
    stainless steel 1.4301
  • Power cable: 3 m (3 x 0.75 mm²)
  • Weight: 0.7 kg

Advantages

  • Compact design, powerful light output:
  • Glare-free illumination; suitable for circular sight glass fittings to
    DIN 28120/DIN 28121 or similar and for screw-type sight glass
    fittings in compliance with DIN 11851.

Technical data

  • The Sight Glass luminaire USL03 fits 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 65

Operating Voltage
without integrated pushbutton:

  • 24 V AC/DC halogen lamp 20 W, 2-pin socket G4
  • 12 V/24 V AC/DC LED 2 W, 2-pin socket GU4

with integrated pushbutton:

  • 24 V AC/DC halogen lamp 50 W, 2-pin socket GY6.35
  • (12 V available as an alternative option)
Momentary pushbutton
  • 50-watt luminaires should only be operated by pushbutton
    (not in continuous mode).