The Eliwell FREE Smart SMP5500 Go to product viewer dialog for this item.
: Use the Up or Down arrow keys to scroll through the menu until you see the password prompt parameter, typically labeled PA1 , PA2 , or PSS .
Eliwell SMP5500 (often referenced as part of the series) is a programmable controller used in HVAC/R applications. Accessing protected parameters requires specific password levels to prevent unauthorized changes to critical system configurations. Password Access Levels
| Approach | Effectiveness | Difficulty | |----------|---------------|-------------| | Contact OEM brand (e.g., cooler manufacturer) | High – they may give password or a special procedure | Low | | Use Level 2 (Advanced) password (usually 2222 or 3210 ) | Medium – covers 95% of field adjustments | Very low | | Perform a factory reset via hardware jumper (if available) | High – resets to Eliwell default, but may erase OEM settings | Medium | | Replace controller with a new, unlocked SMP5500 | Guaranteed access to all levels (default Exclusive might be blank or 0000 on fresh units) | High cost | eliwell+smp5500+password+exclusive
A: The system typically will not lock you out permanently, but it will deny access to the protected menu until you power cycle the unit or wait for a set timeout period.
Modifying parameters in the exclusive tier without a deep understanding of the specific HVAC/R system can lead to immediate system failure. 2. How to Access the Exclusive Parameter Menu
These allow installers or OEMs to assign unique values that identify the system type, reference, or specific configuration. The Eliwell FREE Smart SMP5500 Go to product
This is the most common default for "PA2" access across many Eliwell models, including the SMP series. 15
If the code is lost, a factory reset might be necessary. However, this will wipe all customized configuration data.
To access the restricted (Parameters) or COnF (Configuration) folders: Use it to optimize performance
Eliwell SMP5500 Password Exclusive: Unlocking Advanced Controller Settings
The SMP5500 series uses a tiered password system to separate daily operations from deep system engineering. User Level (No Password) Accesses basic status displays. Allows viewing of active alarms. Modifies basic, non-destructive temperature setpoints. Installer Level (Password Required) Accesses operational parameters. Defines probe configurations (NTC, PTC, PT1000). Configures digital input and output mappings. Adjusts compressor start delays and defrost cycles. Manufacturer/Factory Level (Exclusive Password) Hard-coded or dynamically generated security level. Accesses calibration offsets and deep hardware testing. Restores the unit to original factory default maps. Step-by-Step Guide: Entering the Installer Password
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.
Incorrect configuration (COnF) settings can lead to abnormal behavior.
