18
MAN991003 05/18
All Hanna Instruments conform to the CE European Directives.
Disposal of Electrical & Electronic Equipment. The
product should not be treated as household waste. Instead
hand it over to the appropriate collection point for the
recycling of electrical and electronic equipment which will
conserve natural resources.
Disposal of waste batteries. This product contains
batteries, do not dispose of them with other household
waste. Hand them over to the appropriate collection point
for recycling.
Ensuring proper product and battery disposal prevents
potential negative consequences for the environment and
human health. For more information, contact your city,
your local household waste disposal service, the place
of purchase or go to www.hannainst.com.
RoHS
compliant
CERTIFICATION
PERIODIC MAINTENANCE
• INSPECT the electrode for any scratches or cracks. If any
present, replace the electrode.
• Rinse off any salt deposits with water.
• Follow the STORAGE procedure above.
CLEANING PROCEDURE
• Soak in Hanna HI7061 General Cleaning Solution for
approximately 20 minutes. Rinse well and calibrate
before using.
IMPORTANT: After performing any of the cleaning
procedures rinse the electrode thoroughly with distilled
water. Soak the electrode in HI70300 Storage Solution
for a minimum of 30 minutes. Rinse with water. Calibrate
before using.
TROUBLESHOOTING
• If the wick junction appears darkened, it may be pulled
out a few mm and the soiled part cut off.
• TEST: Evaluate your electrode performance based on the
SENSOR CHECK procedure on page 13.
ELECTRODE MAINTENANCE
Impex Produkter
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