Calibration - Avery Berkel L126

This procedure covers a "Hard Calibration" (Span Calibration) for the Avery Berkel L126. It assumes you have physical access to the internal PCB.

Small screwdriver or pen (to access the calibration switch). Level, stable, and vibration-free surface.

Search for: or contact Avery Weigh-Tronix support (they own Avery Berkel). For some regions, a security calibration switch or password may be required — check if your scale has a physical switch under the platter or a dip switch on the PCB.

If you are a business owner without a certified technician on staff, consider this your standard operating procedure: Attempting a hard calibration without the proper 15kg M1 weight or legal certification could lead to fines if your store is audited. avery berkel l126 calibration

This sets the "zero" point of the scale.

Place a weight representing roughly 1/3 of max capacity on each of the four corners of the platter. The readings should match within a minute tolerance fraction. Troubleshooting Common Calibration Errors Error Code / Symptom Possible Cause ERR 0 or CAL ERR Unstable environment or vibration. Relocate to a solid bench; eliminate drafts. Scale won't register weight changes Defective or disconnected load cell. Check internal cable connections to the PCB. FAIL during Span Incorrect weight value entered. Ensure the value typed matches the weights on the pan. Settings don't save Hardware calibration switch is locked. Toggle the internal calibration jumper/switch back to open.

: Remove all weights. The display must immediately return to a clean 0.000 . Troubleshooting Common Calibration Errors Display Error Potential Cause Err 4 / Unst Scale is vibrating or in a draft. Level, stable, and vibration-free surface

Return the physical calibration switch to the or LOCK position. The scale will reboot into normal weighing mode.

The bright green LED screen will transition from the active weight interface to read (Diagnostics Mode).

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Calibration Instructions for Avery Berkel L126 Weighing Scale Date: October 26, 2023 Equipment Type: Industrial/Retail Bench Scale

Before diving into calibration, it is helpful to understand the capabilities of the L126:

The screen will prompt you for the target calibration mass (e.g., displaying 15.000 for a 15kg capacity scale).