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The VG7842GT+71CHGC is a three-way mixing control valve designed with an integrated electric actuator. Constructed from cast bronze, this 1/2-inch valve features a brass trim for linear flow and operates with a maximum voltage of 24 VAC.
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| Manufacturer | Johnson Controls |
|---|---|
| Product Type | Bronze Control Valve with Electric Actuator |
| Product Line | VG7000 Series |
| Part Number | VG7842GT+71CHGC |
| Valve Material | Cast Bronze |
| Valve Body Type | Three-Way Mixing |
| End Connections | Threaded NPT |
| Trim and Flow | Brass Trim, Linear Flow |
| Valve Size | 1/2-inch |
| Control Port Cv | 4.6 Cv |
| Actuator Type | VA7810-HGC-2 Non-Spring Return Actuator |
| Modulating Operational Control | Proportional |
| Auxiliary Switches | 2 Auxiliary Switches |
| Actuator Voltage Rating | 24 VAC |
| Maximum Closeoff Pressure | 345/345 psig |
| Valve Minimum Operating Temperature | 2 °C |
| Valve Maximum Operating Temperature | 65 °C |
| Seat Material | Brass With Molded Elastomeric Disk |
The VG7842GT+71CHGC, manufactured by Johnson Controls, represents a reliable three-way mixing control valve that integrates an electric actuator into its design. This model operates at a voltage rating of 24 VAC, providing controlled modulation through proportional operational control. The valve's construction, made from robust cast bronze, supports durability and effective fluid management in industrial applications.
This specific valve measures 1/2 inch in size, designed to maximize utility within various fluid control systems. It features threaded NPT end connections, ensuring compatibility with standard piping configurations.
Flow characteristics are optimized with brass trim and a linear flow design, which allows for efficient mixing. The actuator, designated as a VA7810-HGC-2 non-spring return type, enhances the valve's functionality by enabling precise control over fluid movement. Auxiliary features include two auxiliary switches, which facilitate additional operational control for users.
The control valve operates effectively with a control port Cv rating of 4.6, ensuring efficient performance during active operations. It withstands a maximum closeoff pressure of 345 psig, making it suitable for various operational demands. Thermal considerations are well-managed with a minimum operating temperature of 2 °C and a maximum threshold of 65 °C, allowing for versatility across varying conditions. The seat of the valve is composed of brass combined with a molded elastomeric disk, further ensuring durability and reliability during use. Overall, the VG7842GT+71CHGC is built to deliver effective performance in demanding fluid applications.