From inside (document excerpt):
640 Series COMMERCIAL SPRINKLERS Sprinklers Considered the top-of-the line, proven veteran rotor for sports fields and commercial applications. Perfect for large turf areas, 640 Series sprinklers can be installed 1/2 ” below grade, lessening liability or the potential for player injury. DURABILITY Stainless steel, engineering plastic and brass construction provide dependable performance in the most demanding environments.
Lawn Sprinkler User Manual Free Download. Irrigation Free Instruction Manual Download PDF.
Standard rubber cover minimizes impact damage. RELIABILITY Once the 640 Series sprinkler goes in the ground, it stays there. It’s track record illustrates 35 years of reliability with a steel-cased drive assembly and gear drive design. Best of all, it’s backed by a five year warranty. VERSATILITY The only commercial grade Toro rotor available in a normally open Valve-In-Head body. Selection of two bodies, five nozzles and 12 arcs. SPECIFICATIONS Radius: 47′ – 67′ (14,3 – 20,4 m) Flow Rate: 6.0 – 25.0 GPM (23 – 95 LPM) Recommended Operating Pressure: 40 – 90 psi (2,8 – 6,2 Bar) Maximum Operating Pressure: 100 psi (7 Bar) Trajectory: 27º Pop-up to nozzle: 2 3/8 ” (60mm) 1 ” (25 mm) female-threaded inlet Check-O-Matic maintains up to 15′ (4,6m) elevation change DIMENSIONS Exposed surface diameter when buried 1/2 ” below grade: 1 3/4 ” (44mm) Body Diameter: 2 1/2 ” (65mm) Cap Diameter: 3 1/4 ” (83mm) Body Height: Check-O-Matic: 9 ” (230mm) Valve-In-Head: 10 1/2 ” (267mm) Check-O-Matic maintains up to 15′ (4,6m) elevation change SPECIFICATIONS 640 Series Sprinklers Standard rubber cover Stainless steel-encased nozzle FEATURES Operational · Selection of five nozzles and 12 arcs for versatility · A normally open Valve-In-Head selection allows individual head control · Adjustment screw allows up to 25% radius reduction · Standard rubber cover minimizes impact damage · Check valve prevents low-head drainage and keeps laterals charged with water (standard on all models) · Vandal-resistant cap with locking set screw Installation · Small exposed surface diameter · Stainless steel-encased nozzle and drive assemble · Gear-drive design for longer life · Basket filter screen to prevent clogging · Stainless steel retraction spring · Durable engineering plastic, brass and stainless steel construction · Recycled water models available · Five-year warranty Locking set screw to reduce vandalism Metal bull gear and output gear provides maximum strength and durability Heavy-duty, stainless steel encased gear-drive design for longer life Up to 1/2 ” below-grade installation for safety Specifying Information 64X Arc 0Special Arc 190º 2180º 3270º 4360º 0X 4X Nozzle 0 1 2 3 E Optional E-Effluent Model Valve Type 1Normally Open Valve-In-Head 2Check-O-Matic Special Arc 045º 060º 108º 127º 148º 173º 192º 238º Example: A 640 Series Sprinkler with a 90º arc, 40º nozzle and a check valve would be specified as: 641-02-40 www.toro.com The Toro Company · Irrigation Division · An ISO 9001 Certified Facility · PO Box 489 · Riverside, CA · 92502 · 800.664.4740 490-3102 Specifications subject to change without notice. For more information, contact your local Toro distributor. 2006 The Toro Company. …