Sentry
Sprayer type – Trailed
Tank sizes – 4000, 5000, 6000 litres
Boom widths – 24 to 40 metres
Released in 2006, the Chafer Sentry trailed sprayer has become the standard to which others in the industry work to. Designed with large scale arable farmers and contractors in mind, the Sentry is specified to ensure maximum accuracy and efficiency are achieved in all conditions.
Sentry Specifications
Chassis
Standard Fitment
- Box section chassis
- Rigid drawbar with hook pick up
- Folding drawbar stand
- Tank access platform with steps
- Load compensating triple air spring suspension
- 12v air compressor
- Hydraulically braked 10 stud axle with parking brake
- “Traxle” Auto tracking axle
- Hydraulically operated axle lock
- Height and track adjustable mudguards
- Twin storage lockers
- LED road traffic lighting
Optional Extras
Tank
Standard Fitment
- Stainless steel 4,000l internally baffled tank
- Hinged inspection lid
- 500l clean water tank
- Dry tank contents sight gauge
- Triple tank rinse and tank agitation system
- Hand wash water tank
Optional Extras
Boom
Standard Fitment
- 18-30m twin fold boom
- 30-40m triple fold boom
- Electrohydraulic control of boom lift, fold, tilt and independent tilt (where fitted)
- ¾” or 1” stainless steel spray line with 0.5m jet spacing
- Triple outlet anti-drip nozzle bodies
- Spray line prime and purge
- Electric ball valve section shutoff
Optional Extras
Plumbing
Standard Fitment
- Hydraulically driven 7 bar centrifugal pump (650l/min free flow)
- 35l capacity stainless steel venturi chemical hopper
- Rotary suction and pressure control valves
- Pressure filtration system with isolation valve
- In field wash down kit with retractable hose reel
- 5m suction hose
Optional Extras
Control System
Standard Fitment
- RDS Delta 34i rate controller – Pressure based
- Boom, steering and pump command box
Optional Extras
Tyres
Standard Fitment
- Alliance 18.4 R34 (157A8)
Optional Extras
Dimensions
Length – 7.65m
Width – 2.57m
Height – 3.80m
Clearance under axle – 0.86m
Unladen weight – 5.19t
Based on 5000l, 36m Sentry with 18.4×34 tyres fitted
Tractor Requirements
- One single acting spool with free flow return (Constant pumping spool)
- 60L/min at headland turning rpm
Sentry Images
Sentry Videos
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