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Water Meter LXXG(R)-50~300

Removable element irrigation water meter

This meter can be used for a remote reading transmission system as equipped with a built-in sensor.

Application

--Measuring the volume of water passing through the pipeline.  

Feature:

--Removable element structure, easy installation and maintenance, register for universal use within this range detachable without Removing the meter from the pipeline;

--Dry-dial, Magnetic drive sensitive action, negligent pressure loss;

--Large flow capacity, small pressure loss;

--Resist water hummer and pollution;

--Vacuum sealed register to keep the reading clear in a long term service;

--Selected high quality materials for steady & reliable characteristic;

--Manufactured and tested in accordince to standard ISO4064

Working condition

Water temperature: 0.1℃～30℃ ( 0.1℃～90℃ for hot water)

Water pressure: ≤1Mpa (1.6MPa for special requirement)  

Note:For hot water,the Model:LXXGR-50~300  

Maximum permissible errors

  • in the lower zone from qmin inclusive up to but excluding qt is ±5%
  • in the upper zone from qt inclusive up to and including qs is ±2% (±3% for hot water meter)

Main technical specifications

Type Size (mm) Class qs qp qt qmin Min. Reading Max. Reading
Nomal register M type register Nomal register M type register
m3/h m3
LXXG-50 50 A 30 15 4.5 1.2 0.0005 0.0002 999,999 999,999
LXXG-65 65 A 50 25 7.5 2.0 0.0005 0.0002 999,999 999,999
LXXG-80 80 A 80 40 12 3.2 0.002 0.002 999,999 9,999,999
LXXG-100 100 A 120 60 18 4.8 0.002 0.002 999,999 9,999,999
LXXG-125 125 A 200 100 30 8 0.002 0.002 999,999 9,999,999
LXXG-150 150 A 300 150 45 12 0.002 0.002 999,999 9,999,999
LXXG-200 200 A 500 250 75 20 0.002 0.002 999,999 9,999,999
LXXG-250 250 A 800 400 120 32 0.02 0.02 9,999,999 99,999,999
LXXG-300 300 A 1200 600 180 48 0.02 0.02 9,999,999 99,999,999


The Dial

Dimensions (The Flange connections according to ISO7005-2)

Type Size L H Flange connection
φD1 External diameter φD2 Bolt circle diameter Connecting Bolts (n-M)
mm
LXXG-50 50 200 253 165 125 4-M16
LXXG-65 65 200 268 185 145 4-M16
LXXG-80 80 225 284 200 160 8-M16
LXXG-100 100 250 295 220 180 8-M16
LXXG-125 125 250 310 250 210 8-M16
LXXG-150 150 300 339 285 240 8-M20
LXXG-200 200 350 382 340 295 8-M20(1.0MPa)
12-M20(1.6MPa)
LXXG-250 250 400 433 395 350 12-M20(1.0MPa)
450 438 405 355 12-M24(1.6MPa)
LXXG-300 300 450 483 445 400 12-M20(1.0MPa)
500 488 460 410 12-M24(1.6MPa)

NOTE: Special requirements for flange are available.