PEF2V02
2017-11-20
18
Annex C
Security sealing
Fig.C1. Sealing of the electronic unit for flow sensor QALCOSONIC F2
Electronic general view: the cover is closed, and the cover is opened
(1-Manufacturer security seal- adhesive sticker, 2-manufacturer warranty seal- adhesive sticker, 3
–mounting seal)
a)
Flow sensor
G 3/4“
b)
Flow sensor G 1
“or DN20
1
1
1
1
c)
Flow sensor G 1 ¾
“
;
DN25 or DN32
d)
Flow sensor G 2
“or
DN40
1
1
1
1
e)
Flow sensor DN50, DN65, DN80, DN100
f)
Flow sensor DN65, DN80, DN100
(Brass housing) (Steel housing)
Fig.C2. Flow sensors sealing
(a;b;c;d;e -
1- manufacturer
’s adhesive seal-sticker on the bolts of the cover; f –
manufacturer
’s hanged seal)
1
1
