Troubleshooting
62
E-61
(Flow rate error)
When a flow rate error
signal is input
When the
conditions
described on
the left are
cancelled
The sample flow rate is
not appropriate
Check the flow rate.
E-62
(pH correction
error)
When the input pH
correction value exceeds
the range from 5.8 pH to
8.6 pH
The pH value of the
measured liquid deviates
from the range of 5.8 pH
to 8.6 pH
Adjust the pH value of the
sample within the range from
5.8 pH to 8.6 pH.
E-75
Sensor error
The current flowing
between sensors A and
K is high
z
Sensor wiring is
connected incorrectly
z
The sensor is
damaged
Check the wire connection and
correct it to a normal condition.
E-80
(Sensor
disconnection)
Converter (HR-200RT)
and detector (RA-30) are
not connected
Wiring error of the
connector cable
Check the wiring.
E-81
(System error)
The A/D converter on the
sensor side malfunctions
By turning
OFF/ON the
power
Detector internal system
error
Turn OFF the power supply and
turn it ON again. If the system
error does not go off even when
the system is restarted, contact
HORIBA Advanced Techno.
E-82
(System error)
The contents of the
memory, such as setting
values and calibration
values, have been lost
E-86
(RS485
communication
error [input])
The RS485 cable is not
connected
When the
conditions
described on
the left are
cancelled
Wiring error of the cable
Check the wiring.
E-87
(Motor rotation
error)
When the electrode does
not rotate for 60
consecutive seconds
Foreign matter adheres
to the electrode
Check if there is foreign matter
that interferes with the rotation.
E-90
(System error)
Converter internal
communication error
By turning
OFF/ON the
power
Converter internal system
error
Turn OFF the power supply and
turn it ON again.
If the system error does not go
off even when the system is
restarted, contact HORIBA
Advanced Techno.
E-92
(System error)
The contents of the
memory, such as setting
values and calibration
values, have been lost
Error code
Occurrence condition
Cancellation
condition
Possible cause
Remedial action
