Rice Lake RailBoss™ Rail Scales - Installation Manual - Manual (Page 18)

14 Railboss Railroad Track Scale
5.3.2 iRev Calibration
The iRev 4 Calibration Wizard provides step-by-step
scale calibration. With the 920i connected to a PC,
select the Calibration Wizard from the Tools menu on
the iRev 4 Scales display, then follow the steps listed
below to calibrate the scale.
1. On the first Calibration Wizard display (see
Figure 5-7), select Standard Calibration. Click
the
Next button to continue.
Figure 5-7. iRev 4 Calibration Wizard
2. Select the scale to calibrate (Scale #1).
Figure 5-8. iRev 4 Scale Selection Display
3. Enter the RailBoss Calibrator load value used
to calibrate the scale (30,000 lb).
Figure 5-9. iRev 4 Test Weight Value Display
4. Ensure the scale load is at zero. Press the
Calibrate Zero button to perform the zero
calibration. A message appears when the
process is complete.
Figure 5-10. iRev 4 Zero Calibration Display
5. Using the RailBoss Calibrator, apply the 30000
load to the scale (see Section 5.1). Press the
Calibrate Span button to perform the span
calibration. A message appears when the
process is complete.
Figure 5-11. iRev 4 Span Calibration Display
6. Review the new calibration values then click
Finish to close the Calibration Wizard. To
restore the current calibration values, click
Cancel .