DN20 Rotatory wing wet liquid-seal cold water meter

DN20 Rotatory wing wet liquid-seal cold water meter

APPLICATION:

Measuring the volume of cold potable water passing through the pipeline.

FEATURES:

1) Completely plastic shell, solid and robust design, long service guaranteed. 
2)  High quality materials fiberglass reinforced polymerization amine

(UL NO.: E154352: SGS Report NO.: CE/2006/34019), corrosion resistance.

Pole ring magnet polymer coating as protection against deposits.

1)The measuring mechanism can be exchanged. 
2) Anti-magnet.
3)Inside calibration device.

4)Large measuring range high flow accuracy.
5)Steady curve characteristics.
6)Measuring accuracy is up to ISO4064, Class B, C
7) Overload flowrate: Qs=2Qp (Qn=nominal flowrate)

WORKING CONDITION:

1) Water temperature: ≤50°C

2) Water pressure: ≤ 10bar (16 bar on request)

MAXIMUM PERMISSIBLE ERROR:

1) In the lower zone from q_min inclusive up to but excluding q_t is ±5%

2) In the upper zone from q_t inclusive up to and including q_s is ±2%

ACCESSORIES

Optional: Both brass threads connections and plastic threads connections are available, non-return valve.