How to Configure the ON-OFF Actuators with Position Transmitter?

1. Mechanical Installation 1. Mechanical Installation Refer to the “How to Install the Actuator onto the Valve” section to correctly install the actuator onto the valve and manually operate it to confirm proper functioning. Follow the guidelines in “How to Set the ON-OFF Electric Valve” to properly adjust the actuator’s electrical limits (close limit CLS […]

How to Set Up a Modulating Electric Valve?

1. Installing the Actuator onto the Valve Follow the installation instructions in “How to Install the Actuator onto the Valve” to correctly install the actuator on the valve. Confirm normal operation by manually testing the valve movement. 2. Adjusting the Mechanical Limits for Fully Closed Position Use the handwheel to move the valve to the […]

How to Set Up an ON-OFF Electric Valve?

1. Adjusting the Fine-Tuning Electrical Limit Full Close Adjustment: Use the handle to drive the valve to the fully closed position. Loosen the scale plate locking screw and adjust the scale plate so that the pointer aligns with the 0 mark (SHUT direction). Then, tighten the screw. Using a 2mm hex wrench, turn the closing […]

How to install the actuator onto the valve?

Installation Steps Manually rotate the valve to check for any abnormalities and ensure the valve is in the fully closed position. Secure the mounting bracket onto the valve. Fit one end of the coupling onto the valve stem. Manually drive the electric actuator to the fully closed position (pointer aligned with SHUT or zero-degree marking) […]

Why Do Some Actuators Need Explosion Protection?

  1. What is an Explosion? An explosion occurs when flammable substances mix with oxygen and ignite under certain conditions. If the reaction speed exceeds the speed of sound, it results in a destructive explosion wave. 2. What is Explosion Protection? To prevent explosions, at least one of the three key factors must be controlled: […]

Ventilation Butterfly Valve Torque Reference Table

Are you still struggling to determine the torque for ventilation butterfly valves? With this table, you can quickly find out the required actuator torque for butterfly valves of different pipe diameters. Note: This data applies to most ventilation butterfly valves and can be used as a design reference. When selecting a butterfly valve manufacturer and […]