Features:

• Rack and pinion linear design.
• Fast acting, 15 seconds to open, 5 seconds to close.
• Two piece rack design to extend service life.
• Low power consumption, 8 valves, 40 VA transformer.
• External valve position indicator.
• Quiet operation, no water hammer.
• Built-in tamper resistant balancing valve for pre-balancing.
• High torque, constant speed synchronous motor.
• Cooler running, longer life motor.
• Operator can be replaced without draining system.
• Manual opening feature.
• Replaceable valve cartridge.
• Large adjustable flow, 1/2 in. 3/4 in. Cv 5.8; 1 in. 7.0 Cv; 1-1/4 in. Cv 7.0.
• Motor CSA recognized.
• 4 wire operator with auxiliary switch.
• 2 wire without switch, 24 in. leads.
• Compatible with programmable thermostats.
• Bronze casting; brass/stainless trim.
• USA Patent Nos. 5,529,282; D369,650; 5,941,500; 6,032,924.
• UK Patent No. 2,052,382. 24 VAC, 60 Hz, 0.25 ampere.
• 30 mm collar (valve/actuator interface)