User Guide

Dear Customer,
Thank you for choosing a Hanna Instruments
Product.
Please read this instruction manual carefully
before using the instrument.
This manual will provide you with all the
necessary information for the correct use of
the instrument, as well as a precise idea of its
versatility in a wide range of applications.
These instruments are in compliance with CSA,
UL and (EN 50081-1 and EN 50082-1)
directives.
ISO 9000 Certified
Company since 1992
Preliminary Examination ........................... 1
General Description .................................. 1
Functional Description LCD ...................... 3
Functional Description HI 931402 ............. 4
Specifications HI 931402 .......................... 5
Functional Description HI 931410 ............. 6
Specifications HI 931410 .......................... 7
Operational Guide ..................................... 8
pH Calibration ......................................... 15
pH Values at Various Temperature .......... 26
Temperature and mv Calibration ............. 27
Interface with PC (HI 931402 only) ......... 28
Additional Calibration Procedures &
Information for HI 931402 only ................ 29
Troubleshooting for HI 931402 ................ 33
Troubleshooting for HI 931410 ................ 34
Electrode Conditioning and Maintenance .. 35
Temperature-Resistance Correlation
for Hanna pH Sensitive Glass ................. 39
Accessories ............................................. 41
Electrode Application Reference Guide .. 50
Warranty.................................................. 51
CE Declaration of Conformity ................. 53
TABLE OF CONTENTS