Hanna Instruments HI 9811-5 User Manual
Instruction Manual
HI 9811-5
Portable
pH/EC/TDS/°C Meters
www.hannainst.com
1
Dear Customer,
Thank you for choosing a Hanna product.
Please read this instruction manual carefully before using the meter.
This manual will provide you with the necessary information for
correct use of the instrument, as well as a precise idea of its versatility.
If you need additional technical information, do not hesitate to e-mail
us at tech@hannainst.com.
WARRANTYWARRANTY
WARRANTY
WARRANTYWARRANTY
HI 9811-5 is 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.
TABLE OF CONTENTSTABLE OF CONTENTS
TABLE OF CONTENTS
TABLE OF CONTENTSTABLE OF CONTENTS
WARRANTY .................................................................................. 2
PRELIMINARY EXAMINATION ........................................................ 3
GENERAL DESCRIPTION ................................................................ 3
FUNCTIONAL DESCRIPTION ..........................................................4
SPECIFICATIONS...........................................................................5
OPERATIONAL GUIDE ................................................................... 6
pH CALIBRATION ......................................................................... 8
pH VALUES AT VARIOUS TEMPERATURES ................................... 10
EC/TDS CALIBRATION ................................................................. 11
EC/TDS CONVERSION FACTOR..................................................... 11
BATTERY REPLACEMENT .............................................................. 12
PROBE MAINTENANCE ................................................................ 13
ACCESSORIES ............................................................................. 14
2
PRELIMINARY EXAMINATIONPRELIMINARY EXAMINATION
PRELIMINARY EXAMINATION
PRELIMINARY EXAMINATIONPRELIMINARY EXAMINATION
Remove the instrument from the packing material and examine it
carefully to make sure that no damage has occurred during shipment.
If noticeable damage is found, notify your Dealer.
Each meter is supplied with:
• HI 1285-5, pH/EC/TDS/°C combination probe with 8-pin DIN
connector and 1 m (3.3') cable
• HI 70007, pH 7.01 sachet, 1 pc
• HI 70031, 1413 µS/cm sachet, 1 pc
• HI 70032, 1382 ppm (mg/L) sachet, 1 pc
• HI 700661 cleaning solution sachet, 2 pcs
• Instruction manual
• 1 x 9V alkaline battery.
Note: Save all packing material until you are sure that the
instrument functions correctly. Any defective item must be
returned in the original packing together with the supplied
accessories.
GENERAL DESCRIPTIONGENERAL DESCRIPTION
GENERAL DESCRIPTION
GENERAL DESCRIPTIONGENERAL DESCRIPTION
HI 9811-5 is the complete, versatile, with a large LCD and splashproof portable combination meter designed with the utmost precision
and simplicity. The instrument provides measurements for pH, EC and
TDS ranges, which are easily selectable through the keypad on the
front panel.
Conductivity measurements are automatically compensated for
temperature changes with a built-in temperature sensor. The
temperature coefficient is fixed at 2%/°C.
HI 9811-5 is a pH/EC/TDS meter designed for simplicity of use in
taking pH, µS/cm, mg/L and temperature measurements. Suited for
hydroponics, greenhouses, farming and ground water applications.
All rights are reserved. Reproduction in whole or in part is prohibited without the written
consent of the copyright owner.
3
FUNCTIONAL DESCRIPTIONFUNCTIONAL DESCRIPTION
FUNCTIONAL DESCRIPTION
FUNCTIONAL DESCRIPTIONFUNCTIONAL DESCRIPTION
1) 8-pin DIN connector for probe
2) Liquid Crystal Display
3) pH range selection key
4) µS/cm (EC) range selection key
5) mg/L (TDS) selection key
6) pH offset calibration knob
7) EC/TDS calibration knob
8) °C (Temperature) selection key
9) On/Off key
4
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SPECIFICATIONSSPECIFICATIONS
SPECIFICATIONS
SPECIFICATIONSSPECIFICATIONS
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