Once the PA2 menu is accessed, the fundamental behavior of the controller can be adjusted to meet specific site requirements.

To access restricted menus and enter the password on an SMP5500 interface: Enter the Menu: Press and hold the ) key for more than 5 seconds. Locate "PA2":

Disclaimer: Ensure you are familiar with local regulations and safety requirements. The Eliwell SMP5500

When managing exclusive access modes, technicians frequently encounter software locks or display overrides. Use this checklist to troubleshoot access issues: 1. Forgotten Passwords

Use an Eliwell Copy Card or Device Manager software to save a backup of the parameter map before making changes in the exclusive menu.

| Entity | Contact Information / Action | | :--- | :--- | | | Email: techsuppeliwell@se.com Phone: +39 0437 166 0006 | | Schneider Electric | For cybersecurity vulnerabilities and security notifications, visit the Schneider Electric Cybersecurity Support Portal . | | OEM / Distributor | The OEM of your specific equipment or your local authorized distributor may have the original PA2 password for their equipment. | | Physical Information | The controller's serial number format is SN: xxx_xxxx , where xxx identifies testing equipment and xxxx is a weekly progressive serial number with the production week and year ( ww-yy ). This can be useful for identification. |

Within the configuration parameters, the PS2 parameter is used to define the access code for the installer level. Updating this parameter ensures that only authorized personnel can make future adjustments.

again. If correct, the controller will grant access to the full parameter list. Types of Keypad Locks

When the SMP5500 is integrated into a wider supervisory network (like TelevisGo), the central system can claim exclusive write access. If the local keypad displays a locked status or rejects valid passwords, check if the remote supervisor has engaged a command. 3. Power-Cycle Resets

Eliwell's security model is based on four distinct levels of parameter visibility, ensuring that only authorized personnel can make changes. For the SMP5500, the two most relevant are the and Manufacturer levels, which are password-protected.

Eliwell designed the SMP5500 to be robust, not impenetrable. With this exclusive guide, you hold the master key. Use it to optimize performance, reduce downtime, and keep the cold chain unbroken.

Once inside the exclusive menu, you can manage specific "Client Codes" and "Installation Passwords":

However, modern custom-built systems (supermarkets, industrial plants) often have these default passwords disabled by the integrator. If you have ever typed 123 or 321 and received "Error" or a locked padlock icon, you need the override.

Eliwell controllers typically use a tiered password system. While specific "exclusive" passwords can be customized by OEMs (Original Equipment Manufacturers), the standard access levels are: User Level (Level 1):

To enter a password on models like the SMP5500, you generally follow these steps: Pfannenberg Press and hold the (or sometimes ) key for more than 5 seconds. arrow keys to scroll until you see the label (Installer Password). to enter the password field.

Allows changes to daily operational setpoints.

Grants access to basic operational parameters. By default on standard factory units, this is often unassigned (value set to 0 ) or deactivated, allowing users quick entry unless explicitly activated by the facility manager.

A sub-folder within configuration used to modify individual operational parameters, such as the parameter. Pfannenberg