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Diffuser face, 1 slot or 2 slots Plenum box Adjustable air control element Suspension lug Screw fixing Spigot End plate Lip seal End angle Damper unit for volume flow rate balancing Neck Optional equipment: 4, 5, 10, 11 Air terminal devices Slot diffusers PURELINE18...
Air terminal devices are used for the ventilation of internal spaces in industrial and comfort areas. The air terminal devices are connected to a supply air or extract air system (by others), which is typically connected to an air handling unit. Air terminal devices Slot diffusers PURELINE18...
Changing this factory setting increases the commissioning time and cost. Be careful when you unpack and install the air con- trol blades on site so as not to accidentally change their position. Air terminal devices Slot diffusers PURELINE18...
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Installation in panelled ceilings M + 2 Fig. 4: Slot diffuser without extended border Length of installation opening with end plate: L1 + 7 mm Air terminal devices Slot diffusers PURELINE18...
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4 × Fig. 5: Plenum box suspension Fix any suspension elements, e.g., threaded rods, to the ceiling. Air terminal devices Slot diffusers PURELINE18...
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The corner section is positioned on the diffuser face with the enclosed connectors (2 pieces per corner section). Fix the connectors into place on one side, and then connect the next diffuser face to it. Air terminal devices Slot diffusers PURELINE18...
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Ä (Fig. 9/1) and (Fig. 10/1) ① L₁ ① Fig. 9: EP end plate without and with extended border End angle EA ① L₁ ① Fig. 10: EA end angle without and with extended border Air terminal devices Slot diffusers PURELINE18...
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4. Insert the diffuser face with the screws into the intended mounting points of the cross bar on the plenum box. Using an Allen key (SW4) simplifies the fixing procedure. To remove the diffuser face, first remove the Allen screws (SW4 Allen key). Air terminal devices Slot diffusers PURELINE18...
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Arrangement of the fixing points in the cross bar ① ② ② ① PL18/35/50-1 PL18/35/50-2 PL 35/50-3/-4 Fig. 12: Assignment of the cross bar for fastening the diffuser face Cross bar clamp Cross bar Air terminal devices Slot diffusers PURELINE18...
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Fig. 15: Diffuser rail longer than plenum box, position of plenum box, centre, X = (L – L ) / 2 + 45 L₃ L₁ Fig. 16: Diffuser face length = plenum box length Air terminal devices Slot diffusers PURELINE18...
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Note: Only for diffuser faces with extended border B00! Ymₐₓ Fig. 17: Position of the spring, ceiling thickness up to 9 mm Ymₐₓ Fig. 18: Position of the spring, ceiling thickness greater than 9 mm Variant PL18-1-*-DF PL18-2-*-DF Air terminal devices Slot diffusers PURELINE18...
Self-drilling screw Ø3.5 - 4.5, max. length 10 mm (provided by others) Fig. 20: 3 fixing points from L ≥ 1500 mm [mm] B [mm] 600 - 1400 – 1500 1600 - 1700 1800 - 1900 2000 1000 Air terminal devices Slot diffusers PURELINE18...
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② ③ Fig. 22: Plenum box variants PL18-*-HS (symmetric position of plenum box, side entry spigot) PL18-*-HA (asymmetric position of plenum box, side entry spigot) PL18-*-VS (symmetric position of plenum box, top entry spigot) Air terminal devices Slot diffusers PURELINE18...
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Plenum box VS PL18-1 Plenum box VS PL18-2 Total weight [kg] = weight of diffuser face + weight of plenum box Enter lengths in [m] Variant M [mm] P [mm] PL18-1 PL18-2 Fig. 25: PL18-2-DF/.../B00 Air terminal devices Slot diffusers PURELINE18...
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Setting of the air control elements Alternating horizontal air discharge Alternating air control elements set to left-hand or right-hand air discharge Alternating angled air discharge Alternating air control elements set to left-hand or right-hand air discharge Vertical air discharge Air terminal devices Slot diffusers PURELINE18...
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Setting the air discharge direction Air discharge Setting of the air control elements One-way horizontal air discharge to the left One-way horizontal air discharge to the right Extract air With and without an air control blade Air terminal devices Slot diffusers PURELINE18...
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Setting the air discharge direction Setting the air airflow with the help of the blade adjustment key Fig. 26: Airflow adjustment with blade adjustment key Air terminal devices Slot diffusers PURELINE18...
Ensure that the devices have been correctly fixed and connected to the ducting. For commissioning see also VDI 6022, part 1 – 'Hygiene requirements for ventilation and air-condi- tioning systems and units'. Air terminal devices Slot diffusers PURELINE18...
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When pulling the cords: White cord - Open the damper unit Green cord - Close the damper unit ≤ ∅3,5 mm Fig. 27: Setting the damper unit in case of a hori- zontal spigot, e.g., with a screwdriver Air terminal devices Slot diffusers PURELINE18...
Do not use cleaning agents that contain chlorine. Do not use equipment for removing stub- born contamination, e.g. scrubbing sponges or scouring cream, as it may damage the sur- faces. Air terminal devices Slot diffusers PURELINE18...
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