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YOKOGAWA EXA100 Series Quick Manual page 2

Panel mount conductivity measurement system

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Zero Calibration (Air Calibration: Eliminating an error resulting from wiring capacity)
Refer to Section 6.4 of the SC100 Panel Mount Converter's User's Manual, IM 12D11A01-01E.
Rinse the conductivity
sensor well with water
or appropriate solution.
Press [ ] key
for 3 sec.
EXA
SC100
EXA
SC100
µS/cm
µS/cm
S1
S3
S1
S3
mS/cm
mS/cm
S2
S4
S2
S4
CANCEL
Calibration
SET
CAL
MEAS
ENT
Display Top
Measurement
Display
"Str" in sub-display
is flashing.
Press [ENT]
EXA
SC100
key once.
µS/cm
S1
S3
mS/cm
S2
S4
Main display stops
flashing and
sub-display is flashing.
4. Measurement
Sample Temperature Conditions
SC10XB Conductivity Sensor : 70 C or lower
Note: Specification requirements vary depending on sample composition.
• The SC10XB can be used in conjunction with a dedicated adapter.
5. Maintenance
• Cleaning the Electrode
6. Error Messages, Error checking flowchart
• An error message during calibration
Error message C-2, C-3, or C-4 appears
during calibration.
Check connections.
YES
Use standard solution with
correct concentration.
YES
Clean the electrode.
YES
Dry the electrode in zero (air)
calibration.
The electrode is wet.
YES
Replace the
converter.
YES
When error message
The electrode has
C-1 appears, bring the
deteriorated. Replace
standard solution within
the sensor with a new
the operating temperature.
one.
* Correct temperature
coefficient should be set when error message C-4 appears.
For details on error messages, refer to Chapter 8 of the SC100 Panel Mount Converter's User's Manual, IM 12D11A01-01E
Dry it thoroughly.
Water
In the air
Main display is
flashing and "WAI" in
sub-display is flashing.
EXA
SC100
Wait until air
calibration has
µS/cm
S1
S3
mS/cm
S2
S4
been complete
(60 sec).
Cable connections
are not appropriate.
NO
The concentration
of standard solution is
incorrect.
NO
The electrode is dirty.
NO
NO
Converter failure has
been detected.
NO
Press [ENT]
Press [ ] key.
key once.
EXA
SC100
µS/cm
S1
S3
mS/cm
S2
S4
"CAL" in sub-display
is flashing.
Data updated
Press [ENT]
EXA
SC100
key once.
µS/cm
S1
S3
mS/cm
S2
S4
Calibration result
is reflected to the
measured value.
• Cleaning the Electrode
Water
• An error message during measurement
Clean the electrode.
Check connections.
Replace the
sensor.
Replace the
converter.
If an E-4 error message
appears, the converter has malfunctioned.
Contact your sales representative or the nearest service office.
Press [ENT] key once.
EXA
SC100
µS/cm
S1
S3
mS/cm
S2
S4
"Air" in sub-display
is flashing.
Replace the sensor
EXA
SC100
in the process.
µS/cm
S1
S3
mS/cm
S2
S4
Press [ ] key
for 3 sec.
<Periodical cleaning, sample dependent>
Cotton wab or Soft Material
Error message E-1, E-2, E-3, or
E-5 appears during measurement.
The electrode is dirty.
YES
NO
Cable connections
are not appropriate.
YES
NO
The temperature
sensor is disconnected
or short-circuited.
YES
NO
Converter failure
has been detected.
YES
NO
The electrode has
deteriorated.
Replace the sensor
with a new one.
IM 12D11A01-11E
1st Edition: Apr. 2003
EXA
SC100
µS/cm
S1
S3
mS/cm
S2
S4
CANCEL
SET
CAL
MEAS
ENT
Measurement
Display
Electrode

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This manual is also suitable for:

Sc100