ABB WaterMaster Manual page 42

WaterMaster
Electromagnetic flowmeter
Physical Specification
Wetted parts
Lining material / potable water approvals
Product
Size Range
Code
DN40 –
FEV Polypropylene
200
DN250 –
FEF Elastomer
2200
DN250 –
FEF Neoprene
2200
DN250 –
FEF Polyurethane
6200
FEF DN250 –600
DN10 –
FEW
32
Electrode material
Stainless steel 316 L
®
Hastelloy C-22 (Hastelloy C4 on DN10 to DN32)
(Other electrode materials available on request)
Potential equalizing rings
Optional (recommended at least 1 for insulated bore upstream and downstream pipes)
Lining protection plates
Not required
Installation conditions (recommended)
Upstream  5D
Downstream  0D (FEV, FEF and FEW [DN10 to 32])
Pressure loss
<0.25 bar at Q3
Negligible at Q3
40
Potable Water Approvals
Liner WRAS ACS

 
Linatex
 
PTFE
1
(DN40 to 200 [1 / to 8 NB])
2
3 1
(DN10 to 32 [ / to 1 /
8 4
DN250 to 2200 [10 to 84 NB])
AZ/NZS
NSF-61
4020

Approved Meter

Approved Meter
NB],
7 Specification – Sensor
IM/WM–EN Rev. M