Hanna Instruments pH 211R - Manual (Page 2)

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PRELIMINARY EXAMINATION Dear Customer,
Thank you for choosing a Hanna Instruments Product.
Please read this instruction manual carefully before using the instru-
ment.
This manual will provide you with all the necessary information for
correct use of the instrument, as well as a precise idea of its versatility
in a wide range of applications.
If you need additional technical information, do not hesitate to e-mail
us at [email protected].
This instrument is in compliance with the
directives.
The Hanna pH 211R is an advanced microprocessor based bench pH
meter easy to operate, perfect for quality control laboratories.
pH 211R also measures in the temperature and mV ranges.
Temperature compensation is automatic thanks to the HI 7669/2W
temperature probe supplied with the instrument. If necessary the user
can also set temperature compensation manually.
The large display shows pH (or mV) and temperature values
simultaneously.
The user is guided through the calibration process with simple
instructions on the display.
The meter also features 0 to 5 V analog output.
TABLE OF CONTENTS
PRELIMINARY EXAMINATION ......................................................... 3
GENERAL DESCRIPTION ................................................................ 3
FUNCTIONAL DESCRIPTION ........................................................... 4
SPECIFICATIONS .......................................................................... 5
OPERATIONAL GUIDE ................................................................... 6
pH CALIBRATION .......................................................................... 9
ELECTRODE CONDITIONING & MAINTENANCE ............................... 12
TEMPERATURE-RESISTANCE CORRELATION
FOR pH SENSITIVE GLASS .......................................................... 15
TROUBLESHOOTING GUIDE ......................................................... 16
ACCESSORIES ............................................................................ 17
WARRANTY ................................................................................ 23
GENERAL DESCRIPTION
Remove the instrument from the packing material and examine it
carefully to make sure that no damage has occurred during shipping.
If there is any damage, notify your Dealer.
Each meter is supplied with:
• HI 1131B glass body pH electrode with BNC and 1 m cable
• HI 7669/2W temperature probe
• HI 76404 electrode holder
• pH 4.01 & pH 7.01 buffer solutions (20 mL each)
• HI 7071S electrolyte solution
• 12 Vdc power adapter
• Instruction manual
Note: Save all packing material until you are sure that the
instrument functions correctly. Any defective items must be
returned in the original packing with the supplied accessories.