Specifications

30 RL-TC Series Operation Manual
11. Troubleshooting
※ The numbers in ( ) indicate reference pages
Symptom
Cause
Possible remediation
There is no indication on
the display.
• The AC adapter is not connected.
→ Check that the AC
adapter is connected (8).
The display is unstable.
[M] remains flashing
without changing.
• The balance is subject to air currents or
vibration.
• The balance is situated on an unstable
surface.
• An object is contacting the sample being
measured, the measuring pan, or the tare.
→ Check Precautions on
Use (2–4).
Weight indication
contains an error.
• An error was made in the tare subtraction
procedure.
• The adjusters remain lifted, resulting in an
incorrect level.
• The indication values are inconsistent
after
long hours of use, or because the balance
has been moved to a new location.
→ Review the tare
subtraction (10).
→ Check the level (8).
→ Execute span adjustment
on the balance (27).
The limit function does
not work.
• The limit function is not selected.
• The limit value has been erroneously
entered.
→ Check the operation of
the limit function (22 on).
[Add] appears ([◄ ]
and a value flash at
[LO].)
• Likely to produce errors in the counting
mode because the sample weight is
insufficient.
→ Execute the Memory
Update Method (19).
[o - Err] appears
before the capacity is
reached.
• Gross weight exceeded the capacity of the
balance (weight range = container +
weight of sample).
• A section of the mechanism is damaged.
→ Check the total weight.
→ Execute tare subtraction
again.
→ Contact our Technical
Service Division or your
local dealer.
[u - Err] is displayed.
• A foreign object is caught between the
measuring pan (pan base) and the balance.
• A section of the mechanism is damaged.
→ Remove the measurement
pan and examine the
surface beneath it.
[b - Err] is displayed.
[
d - Err] is displayed.
• The balance is exposed to static electricity
or noise.
• The electrical system of the balance is
malfunctioning.
→ Contact our Technical
Service Division or your
local dealer.
During span adjustment
[
o - Err] is displayed.
[
1 - Err] is displayed.
[
2 - Err] is displayed.
• A weight heavier than the capacity was
used.
• The reference weight is less than 50% of
the capacity.
• Calibration produced an error of 1.0% or
more.
→ Check that the span
adjustment procedure
was performed correctly
(27).
During battery
installation:
The indication
disappears.
[
] flashes.
No indication is
produced.
• The automatic power-off function was
activated.
• The battery capacity is low.
→ Switch on the power again.
Deactivate the Automatic
power-off function, if
necessary (13).
→ Recharge the battery (29).
→ Operate the balance with
the AC adapter.