12
Final check
•
The air duct kit must be fastened correctly on the air duct by using the supplied three screws (or optional
mounting kit).
•
The ambient conditions must match the specifications of the components.
•
The arrow head on the air duct kit must point into the direction of the air flow inside the air duct.
•
The rubber gasket between the Venturi tube and kit is fitted as required and the tube is fastened with the
appropriate screw in the air duct kit.
•
The lower end of the Venturi tube is terminated with the supplied end cap (Venturi tubes between 600 mm
and 2800 mm only).
•
The cabinet must not show any signs of damage. Additional vents into the cabinet are not permitted.
•
If the air flow against the Venturi tube is present the flow indicator oscillates. The oscillating speed depends
on the air flow speed inside the air duct.
•
The detector base is mounted in the required position and the corresponding detector is correctly engaged.
•
The detector base is correctly wired and all terminal screws are tighten.
•
The filter (Part No. 781444 option) is fitted in required position.
•
The cover is properly engaged at the fixing points to ensure the IP protection rating.
FB 798349 / 04.13
Venturi-Air Duct Kit
35