LW Measurements WB 7500 - Manual (Page 18)

4 Working with the application menu using the Intelligent
Key-Pad
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4.1 Display messages and key functions
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4.1.1 Display messages:
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4.1.2 Key Functions:
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1. The ON/OFF key is to turn the Scale On or Off !
2. The HOLD key is to store the weight value. !
3. The UNIT key is to toggle different weighing units. !
4. The ZERO key: Zero feature if load weight below 4% of full capacity; Tare feature if load weight
between 4% to 100% of capacity. !
5. The PRINT key is to send data to external device through RS232 connector. !!
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Low battery indicator
Negative value indicator
Zero indicator