3
HI 2210 and HI 2211 are guaranteed for two years against defects
in workmanship and materials when used for their intended purpose
and maintained according to instructions. Electrodes and probes are
guaranteed for six months. This warranty is limited to repair or
replacement free of charge.
Damage due to accidents, misuse, tampering or lack of prescribed
maintenance is not covered.
If service is required, contact the dealer from whom you purchased the
instrument. If under warranty, report the model number, date of
purchase, serial number and the nature of the problem. If the repair
is not covered by the warranty, you will be notified of the charges
incurred. If the instrument is to be returned to Hanna Instruments,
first obtain a Returned Goods Authorization number from the Technical
Service department and then send it with shipping costs prepaid.
When shipping any instrument, make sure it is properly packed for
complete protection.
WARRANTY .................................................................................. 3
PRELIMINARY EXAMINATION ........................................................ 4
GENERAL DESCRIPTION ................................................................ 4
FUNCTIONAL DESCRIPTION .......................................................... 5
SPECIFICATIONS........................................................................... 6
OPERATIONAL GUIDE ................................................................... 7
pH CALIBRATION ....................................................................... 10
TEMPERATURE CALIBRATION (for technical personnel only)........... 13
pH BUFFER TEMPERATURE DEPENDENCE...................................... 15
ELECTRODE CONDITIONING AND MAINTENANCE ........................... 16
TROUBLESHOOTING GUIDE ........................................................ 19
TEMPERATURE CORRELATION FOR pH SENSITIVE GLASS ................. 20
ACCESSORIES ............................................................................. 21
TABLE OF CONTENTS
WARRANTY
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