Hanna Instruments HI 110 - Manual (Page 2)

2
WARRANTY
HI 110, HI 111, HI 112 and HI 113 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 Authori-
zation 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.
Dear Customer,
Thank you for choosing a Hanna Instruments product.
Please read this instruction manual carefully before using the instruments.
This manual will provide you with the necessary information for correct use of
the instruments, as well as a precise idea of their versatility.
If you need additional technical information, do not hesitate to e-mail us at
[email protected] or turn to the back cover for our worldwide contact list.
These instruments are in compliance with directives.
TABLE OF CONTENTS
WARRANTY ......................................................................................................................... 2
PRELIMINARY EXAMINATION .............................................................................................. 3
GENERAL DESCRIPTION ..................................................................................................... 3
FUNCTIONAL DESCRIPTION HI 110 AND HI 111 ............................................................. 4
HI 110 AND HI 111 SPECIFICATIONS .............................................................................. 5
FUNCTIONAL DESCRIPTION HI 112 AND HI 113 ............................................................. 6
HI 112 AND HI 113 SPECIFICATIONS .............................................................................. 7
OPERATIONAL GUIDE ......................................................................................................... 8
pH CALIBRATION ................................................................................................................ 10
GOOD LABORATORY PRACTICE (GLP) ...................................................................................15
SETUP .....................................................................................................................................17
TEMPERATURE CALIBRATION (for technical personnel only) ........................................... 21
mV CALIBRATION (for technical personnel only, HI 111 AND HI 113) ........................... 23
RELATIVE mV CALIBRATION (HI 111 AND HI 113) ....................................................... 24
PC INTERFACE (HI 112 AND HI 113) ............................................................................ 25
pH BUFFER TEMPERATURE DEPENDENCE ..................................................................... 27
ELECTRODE CONDITIONING & MAINTENANCE .................................................................. 28
TROUBLESHOOTING GUIDE ............................................................................................... 31
TEMPERATURE CORRELATION FOR pH SENSITIVE GLASS ............................................... 32
ACCESSORIES ...................................................................................................................... 33