---
lang: "en"
title: "KNX TP 420 secure push-button interface - KNX 4-fold push-button interface"
sku: "KNX TP 420"
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end_of_life: "false"
---

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KNX TP 420 secure push-button interface - KNX 4-fold push-button interface

Push-button interface for the KNX bus for connecting up to four conventional push-buttons or potential-free contacts. In addition, the device offers two outputs for LEDs. Optional support for KNX Security

The KNX TP 420 secure push-button interface is a push-button interface for the KNX bus. It is suitable as a binary input for connecting up to four conventional push-buttons or potential-free contacts. In addition, the device offers two outputs for LEDs. A pluggable connection cable is included in the delivery. The integrated push-buttons and LEDs allow for quick testing of the configuration.

The application offers comprehensive functions for switching, dimming, blinds, value transmitters, scenario and color control, as well as sequence controllers and scalable pulse counters. Each channel can be configured individually. The flexible operating concept also allows different functions on one channel depending on the settings.

The device also contains 10 independent logic or time functions. The device supports KNX data security.

Single frames for flush-mounted push-button series
Weinzierl offers single frames from the "Fusion" design series in two colors and two materials, including real glass.

## Technical specifications

- Pleasantly soft and quiet pressure point
- Support for KNX Security
- Powerful KNX application for switching, dimming, and blinds
- Functions for scenes, sequences, and RGB control
- Includes 150 mm pluggable connection cable
- Connections: KNX, 4-position binary input, 2 external LEDs
- Dimensions without bus terminal (LxWxH): 40 x 40 x 11 mm

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Source: https://shop.marcomweb.it/en/konnex/knx-tp-420-secure-push-button-interface-knx-4-fold-push-button-interface

MARCOM S.r.l. — a trusted supplier for industrial automation and building automation.