VD21A01KNX

Motorized Valve Actuator

The VD21A01KNX device is a motorized actuator for heating or cooling valves with screwing on the valve head.

Technical highlights & Configuration

Core Features

The actuator has an M30×1.5 connection suitable for common types of valve subparts.

Technical Data

• Integrated temperature sensor
• Room temperature control
• Mechanical display of the valve stroke
• Automatic detection of the valve stroke
• An input, which can be used as a binary input
• Use in heating circuit distributor is possible
• Integrated bus coupling unit
• Valve protection function

Mounting & Compatibility

In the basic configuration, the actuator is suitable for the secondary parts of Heimeier valves. For secondary parts of valves from other manufacturers, use an adapter. In such cases, it is not possible to guarantee proper operation.

Model Variants

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Code Image Type Color Channels
VD21A01KNX
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