Z21 is an innovative digital model railway control system by Roco and Fleischmann, allowing enthusiasts to control locomotives and track components via smartphone or tablet.
ny Z21 Digital System is a state-of-the-art model railway control platform developed by Modelleisenbahn GmbH under the Roco and Fleischmann brands. Designed to modernize the model train hobby, the Z21 system connects your layout, digital locomotives, and switching components to your smartphone, tablet, or PC via WLAN. The system supports multi-protocol standards (DCC and Motorola) and offers features such as photorealistic driver cabs, automatic locomotive detection via RailCom, and wireless control through the Z21 Mobile App.
The product line includes the Z21 Digital Control Centre, boosters, signal decoders, detectors, and the WLANMAUS handheld controller. Whether for beginners or professional layouts, Z21 provides a plug-and-play solution for intuitive digital operation, programming, and system management.
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No. Connecting locomotives without a digital decoder to the Z21 Digital System can result in high-frequency noise and damage to the motors. Analogue models must be refitted with a suitable decoder before use.
Press and hold the button on the Z21 Digital Centre until the LED flashes violet (approximately 8 seconds). This will return the device to its factory default settings.
Use only the supplied AC adaptor (e.g., Art. No. 10851) with a DC output. Do not connect analogue wound-core transformers or other digital systems in parallel, as this can destroy the Z21 Digital Centre.
Connect your smartphone or tablet to the Z21 WLAN router. Open the Z21 Mobile App, which should automatically detect the control center if connected to the correct network.