Health O Meter Professional 349KLX Manual page 180

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QUICK START / OPERATING INSTRUCTIONS (CONT)
Scale platform
RS-232 serial port
Figure 11
Zero Function
When using this scale, the weight of an object, can be zeroed out allowing additional weight to
be added and displayed. The zero function automatically performs this subtraction.
Note: Ensure cable is attached to the display assembly RJ jack, and make sure there is no
object on the scale platform.
Zero (Push Button)
1. With all weight off the scale, press the ON button to power on the scale.
2. Wait until the "0.0" lb or appears on the display.
3. Place the object on the scale. The display will show a value for the object's weight.
4. Press the ZERO button. The word "TARE" will appear on the display assembly, followed by
"0.0" lb.
5. Place additional item (object) on the platform and only the weight of the additional item will be
displayed.
6. When you remove the item from the platform the displayed will return to "0.0" lb
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