Express - Calibration

1. Ensure load cell ratings (Rated Capacity and Sensitivity) have been found and entered in the Device tab. 
2. Ensure the Libra Express device and app are paired and communicating.
3. Ensure the equipment is empty and on level ground.
4. Select the Device tab and tap Zero Scale.
5. Select the Display tab and then tap Tare.
6. Load the equipment with a known weight and note the reading from the large display in the app. Larger weights provide higher precision.
7. Select the Device tab and enter the known weight as the Certified Reading. 
8. Enter the noted amount as the Libra Reading.
9. Tap Calculate to compute a new Calibration Factor. 
10. Tap Save Settings.