Technical Data

Model No R Flow
turndown
Q4
Max Flow
Q3
Nominal
Flow
Q2
Transitional
Flow
Q1
Min Flow
Min
Reading
Max
Reading
Q3/Q1 m3/h m3/h m3
LQ15 80 3.0 2.5 0.050 0.031 0.0005 9999
LQ20 80 5.0 4.0 0.080 0.0050 0.0005 9999
LQ25 80 7.9 6.3 0.126 0.079 0.0005 9999
Size Length
L
Length
L1
Width
B
Height
H
Connecting Thread
mm
15 165 259 86 117 G3/4B R1/2
20 195 299 86 117 G1B R3/4
25 225 345 86 117 G11/4B R1
Material of Construction : Body of the Meter is Either Brass or Bronze or Corrosion Proof Copper Alloy.
Available Size : 15/20/25 mm
Maximum working Pressure : ≤ 10 Bar
Maximum Working Temperature : ≤ 700C
Coupling threads : Standard BSP, NPSM

Note :
Technical data conform to ISO4064 standard.
In the lower zone from Q1 inclusive up to but excluding Q2 is ±5%
If the temperature ≤ 300C, in the upper zone from Q2 inclusive up to and including Q4 is ±2%
If the temperature > 300 C, in the upper zone from Q2 inclusive up to and including Q4 is ±3%