Hanna Instruments HI 83749 User Manual
Page 2

2
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.
If you need additional technical information, do not hesitate to e-mail us at [email protected]
or see the back side of this manual for our worldwide sales and technical service contacts.
This instrument is in compliance with directives.
TABLE OF CONTENTS
WARRANTY ............................................... 2
PRELIMINARY EXAMINATION ...................... 3
GENERAL DESCRIPTION.............................. 4
ABBREVIATIONS ....................................... 5
PRINCIPLE OF OPERATION ......................... 6
MEASUREMENT UNITS............................... 6
SPECIFICATIONS........................................ 7
FUNCTIONAL DESCRIPTION ........................ 8
GENERAL TIPS FOR AN ACCURATE
MEASUREMENT....................................... 10
CALIBRATION PROCEDURE ....................... 12
TURBIDITY MEASUREMENT ...................... 16
BENTOCHECK (PROTEIN STABILITY TEST) ... 18
DETERMINATION OF BENTONITE
REQUIREMENT........................................ 20
LOGGING ................................................ 24
GOOD LABORATORY PRACTICE (GLP) ......... 27
SETUP.................................................... 29
LCD BACKLIGHT ....................................... 35
TAG INSTALLATION .................................. 35
LAMP REPLACEMENT ............................... 35
BATTERIES MANAGEMENT ........................ 36
ERROR CODES......................................... 37
PC INTERFACE ......................................... 38
CE DECLARATION OF CONFORMITY ............ 38
ACCESSORIES ......................................... 39
HI 83749 is warranted for two years against defects in workmanship and materials when used for
its intended purpose and maintained according to instructions. 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.
WARRANTY
39
HI 83749-20 Bentocheck (100 mL)
HI 93703-58 Silicone oil (15 mL)
HI 83749-11 Calibration cuvets kit
HI 731331
Glass cuvets (4 pcs)
HI 731335N Caps for cuvets (4 pcs)
HI 93703-50 Cuvets cleaning solution (230 mL)
HI 731318
Tissue for wiping cuvets (4 pcs)
HI 740220
25 mL glass vial with cap (2 pcs)
HI 731341
Automatic pipette 1000 µL
HI 731351
Tips fo automatic pipette 1000 µL (25 pcs)
HI 740233
Filter paper type II (100 pcs)
HI 740142P 1 mL graduated syringe (10 pcs)
HI 740144P Tips for 1 mL syringe (10 pcs)
HI 740234
Replacement lamp for EPA turbidimeter (1 pcs)
HI 92000
Windows
®
compatible software
HI 920011
RS232 connection cable
HI 920005
5 tag holders with tags
HI 740027P
1.5V AA battery (12 pcs)
HI 710005
Voltage adapter from 115V to 12 VDC (USA plug)
HI 710006
Voltage adapter from 230V to 12 VDC (European plug)
HI 710012
Voltage adapter from 240V to 12 VDC (UK plug)
HI 710013
Voltage adapter from 230V to 12 VDC (South Africa plug)
HI 710014
Voltage adapter from 230V to 12 VDC (Australia plug)
Hanna Instruments reserves the right to modify the design, construction and appearance of its products without
advance notice.
ACCESSORIES