Sightglass light fittings completely in stainless steel for use in hazardous areas Series EdelEx G20 dH / 50 dH With the series EdelEx G20 dH / 50 dH, MAX MÜLLER AG again demonstrates its lead in the field of sightglass light fittings. We are pleased to present the powerful G20 / 50 series. With the combination of advanced ­echnological ideas, no compromise design t and the reputed MAX MÜLLER quality, the series EdelEx offers to the fabricators and users of all stainless steel process equipment the following important advantages: For the purchasing department: Highly competitive prices due to compact value-engineered design and highly efficient manufacturing techniques Short lead times For the design or plant engineer: Versatile design enabling the light fittings to be used either as a combination “view and light through one assembly”, or for separate mounting in a two port ­ ystem s from DN 80 upwards depending on the type of sightglass Easy installation with two fixing systems (flange collar “R” or tilting hinge “Sch”), meeting all applications on: -  Circular sightglasses to DIN 28120 / 28121 or similar -  Screwed sightglasses similar to DIN 11851 -  Pipeline flow indicators Brilliant illumination due to specially designed high efficiency reflector and wattages up to 50 W! (See overleaf) Light units may be installed without restriction in any position Particularly designed for the powerful lighting out of stainless steel vessels, reactors, mixers, fermentors, containers and related process equipment in ­ hazardous areas in the pharmaceutical, bio-chemical, chemical, cosmetic and food processing industries For sterile and “clean rooms” applications ATEX equipment protection level (EPL): Gb (zones 1 and 2) and Db (zones 21 and 22) Temperature class up to T6, depending on power (See overleaf) Sightglass light fitting type EdelEx 50 dH Sch K2, 50 W, 230 V, Ex d IIC T4 Gb, Ex t IIIC T130°C Db IP67, Ex II 2 G + D, mounted on circular sightglass to DIN 28120, PN 10, DN 150. For the maintenance electrician: Connection to different supply voltages (See overleaf) Easy replacement of bulbs Halogen bulbs are industry standards available from local suppliers Operating conditions: Independent of internal vessel pressure or vacuum. Electrical data: Supply: Terminal voltages: AC or DC, dependent on the type of light fitting (Note: With integrated transformer AC only). See overleaf Enclosure protection degree: IP67, dust tight and protected against the effects of temporary immersion to EN 60529 / DIN VDE 0470 part 1. Sightglass light fitting type EdelEx G20 dH R 80 K1, 20 W, 230 V, Ex d IIC T5 Gb, Ex t IIIC T95°C Db IP67 Ex II 2 G + D, with intermediate flange collar fixation “R 80” mounted on a screwed sightglass similar to DIN 11851, PN 6, DN 80. Construction and materials: Housing and fixation elements in stainless steel. Cable gland M20 x 1,5, in vertical position, type designation “K1”, (standard delivery) or in horizontal position ( ­ designation “K2”). Connection terminals up to 2,5 mm2. Additional earth terminal 4 mm2 external to the housing. Built-in reflector and halogen bulb, according to your needs to produce a wide (“flood“ version) or concentrated (“spot” version) beam of light. Standard version: “Spot”. Europe's largest sightglass light fitting programme! Perfect, thoroughly engineered solut

Survey on types Te c h n i c a l d a t a Mounting possibilities Dimensions Type EdelEx EdelEx EdelEx EdelEx designation G20 dH G20 dH 50 dH 50 dH Nominal rating (W) Integrated transformer Bulb Socket Ignition protection type to EN 60079-0 / 60079-1 / 60079-31 Explosion groups indicated weight only refers to the light fitting. Version “K2”: +1,3 kg. Weight of fixations: “Sch”: 0,25 kg, “R” 80: 0,12 kg, “R” 100: 0,19 kg, “R” 125: 0,3 kg. 2) T = - 20°C / + 40°C (T up to + 60°C on request) a a Mounting: On circular sightglasses to or similar to DIN 28120 / 28121: DN 80 – DN 200: With tilting hinge...