User manual HANNA INSTRUMENTS HI 96106

[. . . ] If you need additional technical information, do not hesitate to e-mail us at tech@hannainst. com. [. . . ] 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 Customer Service department and then send it with shipment costs prepaid. When shipping any instrument, make sure it is properly packaged for complete protection. IST96106 12/04 www. hannainst. com OPERATION · Remove the protective cap. This is normal with pH electrodes and they dissolve when rinsed with water. · After use, rinse the electrode with water to minimize contamination and store it with a few drops of storage (HI70300) or pH 7 (HI 7007) solution in the protective cap. · Large fluctuations in readings could be due to lack of calibration, dry electrode or rundown batteries. Recommendations for users Before using this product, make sure that it is entirely suitable for the environment in which it is used. Operation of this instrument in residential areas could cause interference to radio and TV equipment. The glass bulb at the end of the pH electrode is sensitive to electrostatic discharge. [. . . ] Batteries should only be replaced in a safe area using the battery type specified in this instruction manual. Champ is a registered Trademark of "Hanna Instruments" [. . . ]