Hach TL2350 Manuel D'utilisation De Base page 23

Message
Next calibration is due!
Next service is due!
Next verification is due!
Reading
Hardware error /
instrument error
The calibration range is
exceeded.
The measurement range
is exceeded.
Calibration/Verification
Instrument error
The standard is not
stable.
The standard value is out
of the measurement
range.
The standard value is too
low.
The standard value is too
high.
Verification failed.
Instrument update
Copy from USB Memory
failed
Calibrate the instrument. Refer to
StablCal Standards on page 13.
Note: The calibration reminder is set to on. Refer to
on page 14.
Contact technical support.
Note: The service reminder is set to on. Refer to
Do a calibration verification. Refer to the expanded user manual on the
manufacturer's website.
Note: The verification reminder is set to on.
Set the power to off, wait 20 seconds and then set the power to on
again. If the problem continues, contact technical support.
The measured turbidity is more than the calibration range of the
instrument. Select a calibration curve for the full measurement range.
Refer to Configure the calibration settings
The measured turbidity is more than the measurement range of the
instrument.
Examine the standards. Start the calibration or verification again.
If calibration (or verification) is not successful, contact technical
support.
Use the correct calibration standards. Invert the standard until no
bubbles or large particles show.
Use the correct calibration standards. Invert the standards. Make sure
to measure the standards in ascending order.
The wrong calibration standard is in the vial compartment. Make sure
that the standard has not expired.
Put the correct calibration standard in the vial compartment. Make sure
to invert the standard.
The wrong calibration standard is in the vial compartment. Make sure
that the standard has not expired.
Put the correct calibration standard in the vial compartment.
Examine the verification standard. Calibrate the instrument. Refer to
Calibrate the turbidimeter with StablCal Standards
If verification is not successful after calibration, contact technical
support.
Remove large files from the USB flash drive that use too much space.
Start the instrument update procedure again.
Remove the instrument update files from the USB flash drive. Save the
instrument update files again to the USB flash drive.
Connect the USB flash drive to the instrument. Start the instrument
update procedure again.
Solution
Calibrate the turbidimeter with
Configure the calibration settings
Instrument utilities on page 22.
on page 14.
on page 13.
English 23