Photoelectric direct-reading liquid sealed water meter

 Feature: 1, Simple Structure 2, High Sensitivity,Small starting Flow 3, Wide Application Working Condition: <1>Base Meter a.Pressure:≤1MPa  OR  1.6MPa b.Temperature:For cold water meter 0.1°C~30°C <2>Optical Remote Sensor: a.Temperature:-20°C~+50°C b.Relative humidity:10%~93% c.Air pressure:86kPa~106kPa          Pressure Loss:      P<0.063MPa      Class: A Class(Accuracy)    The Max permissible error between 0.1°C and 30°C: a.In the upper zone(Q2≤Q≤Q4)is ±2% b.In the lower zone(Q1≤Q≤Q2)is ±5%   Main technical Parameters:  

Nominal Diameter	Class	Overload Flow	Nominal Flow	Transitional Flow	Min Flow	Min Reading	Max Reading
mm		m3/h				m3
15	B	3	2.5	0.05	0.03	0.00005	9999
20	B	5	4	0.08	0.05	0.00005	9999
25	B	7	6.3	0.13	0.08	0.00005	9999

  Dimensions and structure Installation Diagram:  

Nominal Diameter DN	Length L	Width B	Height H	Height H1	Connecting Thread
	mm				Connecting Pipe	Screw nut
15	165	96	110	104	R1/2	G3/4
20	195	96	113	106	R3/4	G1
25	225	100	115	115	R1	G11/4

         

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