GSE 350IS / GSE 355IS Service Manual - Advanced Weigh ...

5.2.1 Establishing ZeroThe Model 350/355 I.S. provides five methods for obtaining a zero (no load) calibrationreference, First Zero, Last Zero, False Zero, Only Zero, and Cal Reset.To select a calibration method (350 I.S.):1. Press [ZERO] + [SELECT] simultaneously to display the calibration prompt.2. Press [ZERO] [PRINT] [UNITS] [TARE] to access the Calibration Mode.3. Press [SELECT] to scroll through the five selections.4. Press [TARE] to establish zero.To select a calibration method (355 I.S.):1. Press [1] [0] [0] [SELECT] to display the calibration prompt.2. Press [5] [4] [3] [2] ]1] [ENTER] to access the Calibration Mode.3. Press [SELECT] to scroll through the five selections.4. Press [ENTER] to establish zero.5.2.2 First ZeroThe most common zeroing procedure, First Zero is used to establish a new zero (noload) calibration reference before proceeding to span the Model 350/355 I.S. Use thismethod for first-time calibration and complete recalibration.First Zero Calibration Method (350 I.S.):1. From the Weigh Mode, press [ZERO] + [SELECT] simultaneously2. Press [ZERO] [PRINT] [UNITS] [TARE].3. Remove any load on the scale.4. Press [TARE] to establish zero.5. Pause for motion delay.6. Place a test weight on scale.7. Enter the value of the test weight with the [PRINT] and [UNITS] keys.8. Press [TARE] to establish span.9. Pause for motion delay.10. Press [TARE] to accept calibration.11. Press [TARE] to save calibration.12. Press [TARE] to exit calibration.13. Remove calibration weight.118Model 350 I.S. and Model 355 I.S. Service Manual