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Johnson Controls VG7000 Series VG7441ST+823D01

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VG7441ST+823D01

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The VG7441ST+823D01 from Johnson Controls is a two-way globe control valve constructed from bronze and equipped with a pneumatic actuator. This 2-inch valve has a weight of 26.0 lbs and exhibits low leakage of 0.01% at maximum flow, making it reliable for precise fluid control.

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Technical specifications for VG7441ST+823D01

ManufacturerJohnson Controls
Product TypeTwo-way bronze globe control valve with pneumatic actuator
Product LineVG7000 Series
Part NumberVG7441ST+823D01
Valve Size2 inches
Leakage0.01% of max. flow
Stroke3/4 in. (19 mm)
Body MaterialCast bronze body, brass trim
Fluid Operating Temperature Range2°C to 140°C
Flow CharacteristicEqual percentage
Rangeability>100:1
Housing ColorBlack (actuator housing); bronze (valve body)
End ConnectionsThreaded (NPT)
Closeoff Pressure21 psig (145 kPa) [4 to 8 psig spring range]
Control TypePneumatic, with 4 to 8 psig spring range and factory-mounted V-9502 positioner
Actuator ModelMP82 (with 25 sq. in. effective diaphragm area)

The VG7441ST+823D01 is a high-performance two-way globe control valve by Johnson Controls, intended for industrial applications. Measuring 2 inches, this control valve features a body made of durable cast bronze complemented with brass trim. It has a total weight of 26.0 lbs and operates with an impressive leakage rate of just 0.01% of the maximum flow.

Engineered for effective control, the valve's stroke length is 3/4 inches (19 mm), facilitating precise adjustments. The design accommodates fluid temperatures from 2°C to 140°C, allowing it to function effectively in various operational environments.

Its flow characteristic is defined as equal percentage, which enhances precision during modulation. With a rangeability of over 100:1, the VG7441ST+823D01 can handle a wide variety of flow rates with accuracy. The valve is connected via NPT threaded ends, ensuring secure installation.

One notable feature is its closeoff pressure rating of 21 psig (145 kPa) that operates within a spring range of 4 to 8 psig. The pneumatic control type ensures reliable performance during operation. This model is equipped with an MP82 actuator that boasts a 25 square inch effective diaphragm area, providing responsive control and efficiency. The actuator housing is finished in black, while the valve body retains its bronze color, maintaining a practical yet aesthetic appearance.