640 Series, 44.02 360° Pop-Up Sprinkler with Check Valve

Radius: 14 to 20 m

Considered the most solid and robust sprinkler for commercial applications, the 640 Series sprinkler is the most tested and reliable for large-scale sports and commercial applications. It comes standard with a rubber cover, 5 nozzles, 12 arc adjustments, and a check valve. A wide range of models is available, including those with a valve-in-head and for non-potable water use.

Features

• Standard rubber cover reduces the risk of damage

• Minimal exposed surface area

• Stainless steel rotation assembly and nozzle turret

• Durable Cycolac and stainless steel construction

• Ability to influence rotation speed based on operating pressure and stator used Additional Functions

• 5 different nozzles and 12 arc adjustments

• Models with built-in, normally open hydraulic valve

• Adjustment screw: allows reducing the radius by up to 25%

• The check valve eliminates drainage problems at low pressures, retaining water in the pipeline

• Buried up to 13 mm / below ground level

• Vandal-proof locking collar

• Stainless steel retraction spring

• Turbine-driven rotation mechanism for longer life

• Large filter to prevent clogging

Technical Specifications

• Radius: 14 to 20 m

• Flow range: 23-95 l/min

• Recommended operating pressure: 2.8-6.2 bar

• Maximum pressure: 7 bar

• Pop-up height: 60 mm

• Connection to the network: 1" female threaded

• Trajectory angle: 27°

Dimensions:

• Diameter of exposed surface when buried 13 mm from ground level: 65 mm

• Body diameter: 65 mm

• Collar diameter: 83 mm

Height:

Models with Check-O-Matic check valve: 230 mm Models with built-in hydraulic valve: 267 mm

• The Check-O-Matic valve retains pressure from a 4.6 m elevation difference