A&D Weighing SE-150KAL - Manual (Page 24)

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11. OPTIONS
The following options are available for the SC/SE series:
‰ OP-02 (SCE-02) USB interface
‰ OP-03 (SCE-03) RS-232C serial interface and Comparator relay output
Note
When an option is installed, the dust-tight and water-tight performance of the
scale will be degraded.
For details, refer to the instruction manual for the options.
12. MAINTENANCE
12-1. Notes on maintenance
‰ Do not disassemble the scale. Contact your local A&D dealer if the scale needs
service or repair.
‰ Use the original packaging for transportation.
‰ Do not use organic solvents to clean the scale. Use a warm lint free cloth
dampened with a mild detergent.
‰ Calibrate the scale periodically to keep weighing accuracy.
12-2. Error codes
Overload error
Indicates that an object beyond the weighing capacity
has been placed on the weighing pan.
Remove the object from the weighing pan.
Underload error
Indicates that the weight sensor receives strong force
upward.
Check if the weighing pan is touching anything or if there
is anything in the base. There is a possibility that the
weight sensor or internal circuit may have a failure.
Unit weight error
Indicates that the sample weight is too light to set the unit
weight in the counting mode.
Increase the number of samples.
Low battery
Indicates that the batteries are depleted.
Replace them with new batteries.
Other
The internal circuit may have a failure.
( ∗
indicates an error number.)
‰
If the error persists or other errors occur, contact your local A&D dealer.