Johnson Controls - VA-8051

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Contents

JOHNSON CONTROLS Valve and Actuator Manual 977 Actuators and Positioners Section Product Bulletin VA 8051 Issue Date 0988 VA 8051 Electric Valve Actuator Floating Control 50 lb Force The VA 8051 synchronous motor driven actuator provides floating control of valves with up to 3 4 in stroke in heating ventilating and air conditioning applications This compact non spring return actuator has a 50 lb force and is compatible with a 3 wire 24 VAC signal A 12 VDC signal from a DSC 8500 may be used with a VA 8000 104 drive card to position the VA 8051 A 3400 ohm nominal position feedback potentiometer is also included for remote position indication to meters or a DSC 8500 The VA 8051 can be ordered factory coupled to VB Series Valves See A ...