Meter

Accuracy

± 0.8 % ± 2.5 mm/s

± 0.4 % ± 2.5 mm/s

NMI (class 2.5)

Low flow cut-off (default)

1.0 %

Media conductivity

Clean water > 20 µs/cm

Temperature

Ambient

-20 … +60 °C (-4 … +140 °F)

Media

0 … 70 °C (32 … 158 °F)

Storage

-40 … +70 °C (-40 … +158 °F)

Enclosure rating

Remote sensor

IP68 to EN 60529/NEMA 6P, 10 mH₂O cont.

Compact version

IP68 to EN 60529/NEMA 6P, 3 mH₂O for six months

Approvals

Drinking water approvals

• ANSI/NSF 61¹⁾ (cold water) USA

• WRAS (BS 6920 cold water) UK

Custody transfer approval

NMI M 10 Australia (DN 50 ... DN 1200)

Sensor material

Carbon steel ASTM A 105, with corrosion resistant two-component epoxy coating (150 ?m/300 ?m)

Corrosivity category C4M, according to ISO 12944

Conformity

IEC/EN 61326

Flanges

EN 1092-1 (DIN 2501) PN 10 drilled pattern

DN 50 … 600 (2" ... 24")
(max. pressure 7 bar (101.5 psi))

ANSI 16.5 Class 150 drilled pattern

2" … 24" (max. pressure 7 bar (101.5 psi))

AS 2091-1 Table D drilled pattern

DN 50 ... 600 (2" ... 24")
(max. pressure 7 bar (101.5 psi))

AS 2129 Table E

DN 25, DN 40, DN 125 (1", 1?", 5")

AS 4087 PN 16

DN 50 ... DN 1200 (2" ... 48")

Excitation frequency

• Battery-powered

DN 50 … 600 (2”  … 24”): 1/15 Hz

DN 700 … 1200 (28" … 48"): 1/60 Hz

• Mains-powered

DN 50 … 600 (2”  … 24”): 3.125 Hz

DN 700 … 1200 (28" … 48"):1.5625 Hz

Liner

Ebonite

Electrodes

Stainless steel AISI 316Ti/1.4571