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Conductivity/TDS/Salinity/TEM P M eter
M ALFUNCTION
POSSIBLE CAUSE
REM EDY
No display
No power to meter
Press Power key.
Check that battery is
inserted correctly and
polarity signs match.
Erratic reading
Faulty connection between
meter and sensor
Tighten connection
Broken cable
Replace cable
Air trapped in conductivity
Cell
Agitate cell up and down
to expel trapped air
Change of water temperature Measure in situ
Broken conductivity cell
Replace cell
Standards may be old or
contaminated
Use fresh standards
When calibrating,
for standard solution
conductivity is very
high or low.
Electrodes dirty
Clean with a detergent
solution. Refer to
3. General Functions
Temperature compensation
incorrect
Check temperature.
Cell constant incorrect
Replace cell
If the cause can¡t know, Clear memory(data) to eliminate all data.
Refer to Clear Memory(data) of Setup Functions.
If the problem persists, please contact
istek
Product Service Department
.
Chapter VII Troubleshooting and Error Description
N eo M et
