S4-34760_Venturi-Air Duct Kit
2.3
Mounting
To mount the air duct (with or without the optional mounting kit Part No. S4-34760-99) with a pipe length of max.
600 mm the air duct must be drilled as shown in the figure.
Hole ∅
38 mm
Direction of
air flow
Fig. 12: Venturi tubes up to 600 mm
The immersion depth of the Venturi tube in the air duct should be 90% of the ducts diameter.
Observe distance caused by the optional mounting kit if required!
Refer to section 2.6 "Mounting the Venturi tube"!
8
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Venturi tubes up to 600 mm
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Mounting information!
Drill a hole (∅ 38 mm) in the air duct and deburr the
borehole.
Cut the Venturi tube to the required length
(refer Section 2.5 "Adapt the Venturi tube length").
Close the end of the Venturi tube by means of the
supplied sealing cap.
4188-971_issue 1_07/09_duct sensor kit