Meter

Accuracy

Standard calibration:
± 0.4% ± 2 mm/s

Extended calibration DN 50 … DN 300 (2" … 12"):
± 0.2 % of rate ± 2 mm/s

Low flow cut-off (default)

0.05 %

Media conductivity

Clean water > 20 ?s/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

Certificates and approvals

Calibration

• Standard calibration

2 x 25 % and 2 x 90 % (default)

• Special calibration

5-point calibration: 20 %, 40 %, 60 %, 80 %, 100 % of factory Q_max

10-point calibration: ascending and descending at 20 %, 40 %, 60 %, 80 %, 100 % of factory Q_max

Matched-pair calibration: default, 5-point, 10-point

Material certificate EN 10204-3.1

Available when ordering together with meter¹⁾

Drinking water approvals

• NSF/ANSI Standard 61²⁾ (cold water) USA

• WRAS (BS 6920 cold water) UK

• ACS Listed France

• DVGW W270 Germany

• Belgaqua (B)

• MCERTS (GB)

Fire Service Approvals

FM Fire Service Meter (Class Number 1044)³⁾

Conformity

• PED: 2014/68/EU⁴⁾

• EMC: IEC/EN 61326

Sensor version

DN 25 … 1200 (1" … 48")

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

Measuring principle

Electromagnetic induction

Excitation frequency

Basic version

• Battery-powered

DN 25 … 150 (1” … 6”): 1/15 Hz

DN 200 … 600 (8” … 24”): 1/30 Hz

DN 700 … 1200 (28“ … 48“): 1/60 Hz

• Mains-powered

DN 25 … 150 (1” … 6”): 6.25 Hz

DN 200 … 600 (8” … 24”): 3.125 Hz

DN 700 … 1200 (28“ … 48“): 1.5625 Hz

Advanced version

• Battery-powered

DN 25 … 150 (1” … 6”): 1/15 Hz
(adjustable up to 6.25 Hz; reduced battery lifetime)

DN 200 … 600 (8” … 24”): 1/30 Hz
(adjustable up to 3.125 Hz; reduced battery lifetime)

DN 700 ... 1200 (28“ ... 48“): 1/60 Hz
(adjustable up to 1.5625 Hz; reduced battery lifetime)

• Mains-powered

DN 25 ... 150 (1” ... 6”): 6.25 Hz

DN 200 ... 600 (8” ... 24”): 3.125 Hz

DN 700 ... 1200 (28“ ... 48“): 1.5625 Hz

Flanges

EN 1092-1 (DIN 2501)

DN 25 and DN 40 (1" and 1?"): PN 40 (580 psi)

DN 50 ... 150 (2" ... 6"): PN 16 (232 psi)

DN 200 ... 1200 (8" ... 48"): PN 10 or PN 16 (145 psi or 232 psi)

ANSI 16.5 Class 150

1” ... 24”: 20 bar (290 psi)

AWWA C-207

28" ... 48": PN 10 (145 psi)

AS 4087

DN 50 … 1200 (2" … 48"): PN 16 (232 psi)

Liner

EPDM

Electrode and grounding electrodes

Hastelloy C276/2.4819

Grounding straps

Grounding straps are premounted from the factory on each side of the sensor.