Home » Products » Volumetric Piston Series Water Meter » Volumetric dry type plastic cover with remote cable
-
GALONMETER GL-VM-D is Piston Displacement (Volumetric) water meter with dry type register at sizes Dn15, Dn20, Dn25 designed by GALONMETER and meets to the requirements of Directive 2004/22/EC on measuring instruments and of European Standard EN14154.
Characteristics:
1. All the components ate produced with high resistance and quality materials, technical plastics and stainless steel parts;
2. Cold water meter under current standard for lower than 30℃(T30), but GALONMETER GL-VM-D can be used safely in water temperature up to 50℃(T50);
3. The indicator register is of 5 rollers and 4 pointers;
4. The Piston is the only moving parts in contact with water permitting the most reliable;
5. Suitable for any position installation;
6. The extra inlet filter at the inlet of the meter body permits cleaning it without breaking the metrological seal;
7. The conception of the Magnetic Protection to against the external influences;
8. Non Return Valve to avoid the reserve flow Rate AS OPTION;
9. The indicator register is of 8 Rollers and 1 Pointer AS OPTION;
10. Copper can super dry type register with IP68 protection AS OPTION;
Dial Plate Design:
Dimension:
Size
Dn15
Dn20
Dn25
Dn32
L
165
190
260
260
L1
259
294
380
380
D
G3/4B
G1B
G1-1/4
G1-1/2
d
R1/2
R3/4
R1
R1-1/4
H
113
121
143
143
H1
198
204
231
231
W
96
100
110
110
L1: the total length with connection and the gasket without compression.
Main Technical Data:
Size
mm
Dn15
Dn20
Dn25/Dn32
R
Q3/Q1
315
160
160
Q4
m3/h
3,125
5
7,875
Q3
m3/h
2,5
4
6,3
Q2
l/h
12.69
40
63
Q1
l/h
7.93
25
39,375
Max. Reading
m3
99999.9999
Min. Reading
Liter
0.02
Pressure Loss
ΔP
ΔP<63 at Q3
Max. Pressure
MAP
MAP16
Max. Temperate
℃
T30 or T50
(For different Q3 and R, please contact with GALONMETER manufacture)
Max. Permission Error (for T30):
From Q1 inclusive up to but excluding Q2 is ± 5%;From Q2 inclusive up to and including Q4 is ± 2%;