ORP ELECTRODES
HI 3131B
Glass-body, refillable, combination platinum
ORP
electrode.
Use: titration.
HI 3230B
Plastic-body, gel-filled, combination platinum
ORP
electrode.
Use: general purpose.
HI 4430B
Plastic-body, gel-filled, combination gold
ORP
electrode.
Use: general purpose.
Consult the Hanna General Catalog for more electrodes with screw-type or BNC connectors.
EXTENSION CABLE FOR SCREW-TYPE ELECTRODES
(SCREW TO BNC ADAPTER)
HI 7855/1
Extension cable 1 m (3.3') long
HI 7855/3
Extension cable 3 m (9.9') long
3
HI 4521
and
HI 4522
are warranted 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 failure. 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.
To validate your warranty, fill out and return the enclosed warranty card within 14 days from the date of
purchase.
Dear Customer,
Thank you for choosing a Hanna Instruments product. This manual will provide you with the necessary
information for correct use of the instrument.
Please read this instruction manual carefully before using the instrument.
These instruments are in compliance with directives.
W A R R A N T Y
W A R R A N T Y
W A R R A N T Y
W A R R A N T Y
W A R R A N T Y
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