Once you've gained access to the PNOZmulti configurator, you can begin the process of configuring your safety controller. Here are the general steps:

If you (or someone else) set a password on a project or hardware, there is — Pilz does not publish one for security reasons.

for your specific software version Formatting a locked chip card to restart your project

In newer software versions (v10 and above) and PNOZmulti 2 hardware, Pilz enforces strict password creation during the first initialization. This aligns with modern cybersecurity standards (like IEC 62443), meaning generic global default passwords are phased out to prevent unauthorized network access. 👥 PNOZmulti User Access Levels

The "interesting" part of this setup is the intentional friction it creates. By forcing a three-tier system, Pilz ensures that a maintenance technician can diagnose a fault (Level 2) without accidentally altering a safety-certified circuit, which would require the system to be re-certified. If you've lost a custom password, Pilz Technical Support

Obtain a (or completely format the existing card if the software allows a wipe). Open the backup project file in PNOZmulti Configurator.

The PNOZmulti Configurator software uses pre-configured default credentials out of the box. If you or your organization have not explicitly changed the access settings, use the following default passwords to log in: Standard Default Passwords Administrator / Level 3

This article provides an exhaustive answer to that question, explains why the password exists, what happens when you lose it, and—most importantly—outlines critical security measures to protect your safety systems.