S4-34760_Venturi-Air Duct Kit
14
4188-971_issue 1_07/09_duct sensor kit
4 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.
•
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 correctly wired and all terminal screws are tighten.
•
The cover is properly engaged at the fixing points to ensure the IP protection rating.
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