20 7821 User Instructions
Modes of Operation
8. Press the ZERO key …
PROT is displayed.
9. Press the UNITS Key …
The current protocol is displayed.
10. Use the ZERO key to scroll between the three protocol choices. When the
protocol you want is displayed, press the UNITS key …
The choice is accepted and the display shows PROT.
11. When finished configuring the scale, press the ZERO key, which displays
DONE, then press the UNITS key, DIAG is displayed, or place Switch 1 back
to the closed position to return back to normal weighing mode.
5.5 Calibration Mode
The Calibration (CAL) Mode menu allows scale calibration. The items in the Calibration
menu are as follows:
Pounds/Kilograms (lb or 1000G)
Selects the unit of measure of your calibration test weights.
Scale or Class
When calibrating the scale for lb, calibrate the unit as a SCALE or as a CLASS (weight
classifier/postal rounding).
U On / U Off
When configured for U ON, the scale will allow switching between lb/kg using the
UNITS key.
Capacity (100, etc.)
Selects the capacity of the scale.
5.5.1 Step-by-Step Instructions for CAL Mode
Follow these steps to calibrate the scale. Refer to Figure 5.2.
1. From normal weighing mode, move Switch 1 to the Menu Mode or OPEN
position …
DIAG is displayed. Press the ZERO key until CAL is displayed.
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