MADDALENA E-Bulk, Инструкция по установке, использованию и техническому обслуживанию

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18
l
WARNING!
Sensitivity class in installation conditions: H U3-D0, V U3-D0
Correct meter installation requires a straight length upstream equal to or great-
er than 3 times the diameter of the instrument (H/V U3). Downstream, this pre-
caution is not required (H/V D0).
If the U and/or D letters are followed by the letter S, install a flow straightener.
H U3-D0
U3 = 50 mm x 3
= 150 mm
U3 = 50 mm x 3
= 150 mm
D0 = 0
D0 = 0
DN50 DN50
150 mm
150 mm
V U3-D0