Rice Lake GF Series, A&D Weighing - Manual (Page 71)

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Is the sample placed in the center of the weighing pan?
Has the balance been calibrated using an external mass?
Has the balance been warmed up for 30 minutes before weighing?
Sample and container
Has the sample absorbed or lost moisture due to the ambient conditions such as temperature
and humidity?
Has the temperature of the container been allowed to equalize to the ambient temperature?
Refer to “3-2 During Use”.
Is the sample charged with static electricity? Refer to “3-2 During Use”.
The GF-200/300/400/600/800/1000 is prone to be charged with static electricity when the
relative humidity is low.
Is the sample of magnetic material such as iron? Caution is required for weighing magnetic
materials. Refer to “3-2 During Use”
20-2 Error Codes
Display Error code Description
EC, E11 Stability error
The balance can not stabilize due to an environmental
problem. Prevent vibration, drafts, temperature
changes, static electricity and magnetic fields.
Refer to “3. PRECAUTIONS” for details on the
operating environment and “7. RESPONSE
ADJUSTMENT” about adapting the balance to the
environment.
To return to the weighing mode, press the CAL key.
Out of range error
The value entered is beyond the settable range.
Re-enter the value.
EC, E20 Calibration weight error
The calibration weight is too heavy. Confirm the
calibration weight value.
Press the CAL key to return to the weighing mode.
EC, E21 Calibration weight error
The calibration weight is too light. Confirm the
calibration weight value.
Press the CAL key to return to the weighing mode.
Overload error
A sample beyond the balance weighing capacity has
been placed on the pan.
Remove the sample from the pan.