Description
Introduction
The WEINZIERL KNX IO 410.1 secure is a compact 4-input binary input for KNX installations where conventional switches need to be integrated cleanly into the bus system. Designed as a DIN rail mounted device with a width of 1 module, it gives system integrators a space-saving input solution with KNX Data Security support and practical local operation on the device.

The application is suited to a wide range of KNX control tasks, including switching, dimming, shutter, valuator, scene and color control. For projects requiring additional processing directly in the device, it also provides independent logic or time functions.
Key Features
- Compact KNX binary input with 4 inputs.
- Inputs can be connected to conventional switches with an external voltage of 12 to 230 V.
- Application functions for switching, dimming, shutter, valuator, scene and color control.
- Operation time and impulse counter functions.
- 16 independent logic or time functions.
- Supports KNX Data Security.
- Two push buttons for local operation.
- Three LEDs for visualization of the device state.
- KNX programming button with red LED.
- DIN rail mounted device with a width of 1 module, equal to 18 mm.
Benefits
For installers and system integrators, the KNX IO 410.1 secure binary input offers a practical way to bring standard switch signals into a KNX installation without using unnecessary panel space. Its 1-module housing is useful in distribution boards where every millimeter matters.
The broad application feature set makes the same device suitable for multiple control concepts. A single input module can be configured for basic switching, dimming commands, shutter operation, scene control, color control, valuator functions or counting tasks, depending on the requirements of the KNX project.
KNX Data Security support makes the device relevant for modern KNX projects where secure communication is required. Local push buttons and status LEDs also make installation, testing and service work more transparent at the distribution board.
For related devices and accessories, browse the KNX system components category or view more WEINZIERL KNX products available from KNX Bazzar.
Technical Specifications
Applications
This device is intended for KNX projects that need to evaluate conventional switch inputs and convert them into KNX functions. Typical use cases include lighting control, dimming commands, shutter operation, scene recall, color control and value-based control through the valuator function.
The operation time and impulse counter functions make it useful where runtime or pulse-based events need to be processed within the application. The integrated logic or time functions can support more advanced KNX control strategies directly from the input device.
Installation Notes
The unit is designed for DIN rail mounting and occupies 1 module, or 18 mm, in the distribution board. The four binary inputs are arranged through two pluggable 3-pole screw connectors: one connector for channels 1 and 2, and one connector for channels 3 and 4.
The inputs are intended for connection to conventional switches with an external voltage of 12 to 230 V. Local operation is available via two push buttons, while three LEDs provide device-state visualization. A KNX programming button with a red LED is provided for KNX programming operations.
Further manufacturer information is available on the WEINZIERL product page.
FAQ
What is the KNX IO 410.1 secure used for?
It is a compact KNX binary input with 4 inputs for connecting conventional switches and using them for KNX functions such as switching, dimming, shutter, valuator, scene and color control.
Does this device support KNX Data Security?
Yes. The manufacturer states that the device supports KNX Data Security.
What voltage can be connected to the inputs?
The inputs can be connected to conventional switches with an external voltage of 12 to 230 V.
How many logic or time functions are available?
The device contains 16 independent logic or time functions.
Is local operation possible on the device?
Yes. Two push buttons allow local operation, and three LEDs provide visualization of the device state.
How wide is the device in the distribution board?
It is a DIN rail mounted device with a width of 1 module, which is 18 mm.
Conclusion
The WEINZIERL KNX IO 410.1 secure is a compact and capable KNX binary input for professional building automation projects. With 4 inputs, KNX Data Security, broad application functions, local controls, LEDs and integrated logic or time functions, it gives engineers and installers a flexible input device for secure KNX installations.
For procurement support or project supply discussions, visit KNX Bazzar dealer enquiries.






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