32Dear Customer,Thank you for choosing a HANNA instruments ®product.Please read this instruction manual carefullybefore using the instrument.This manual will provide you with all the neces-sary information for the correct use of theinstrument, as well as a precise idea of itsversatility in a wide range of applications.If you need additional technical support, do nothesitate to e-mail us at tech@hannainst.comThese instruments are in compliance with thedirectives.Warranty ..................................................... 3General Description .................................... 4Preliminary Examination ............................. 5Display Functional Description ................... 5Functional DescriptionHI 955201 and HI 955202 ........................ 6Specifications HI 955201 and HI 955202 .... 7Functional DescriptionHI 955301 and HI 955302 ........................ 8Specifications HI 955301 and HI 955302 .... 9Initial Preparation ...................................... 10Operational Guide ...................................... 11Printing / Recording withHI 955201 and HI 955202 ...................... 15Printing / Logging withHI 955301 and HI 955302 ...................... 17Data Transfer to PC.................................. 27Fault Functions ........................................ 28Memory Organization ............................... 29Printer Maintenance.................................. 30Battery Replacement ................................ 32Calibration ................................................. 33Accessories .............................................. 34CE Declaration of Conformity ................... 35TABLE OF CONTENTSWARRANTYAll Hanna Instruments meters are warrantedfor two years against defects in workmanshipand materials when used for their intendedpurpose and maintained according to instruc-tions. The probes are warranted for a pe-riod of six months.This warranty is limited to repair or replacementfree of charge. Damages due to accident, mis-use, tampering or lack of prescribed mainte-nance are not covered.If service is required, contact the dealer fromwhom you purchased the instrument. If underwarranty, report the model number, date ofpurchase, serial number and the nature of thefailure. If the repair is not covered by thewarranty, you will be notified of the chargesincurred.If the instrument is to be returned to HannaInstruments, first obtain a Returned GoodsAuthorization Number from the Customer Ser-vice department and then send it with shipmentcosts prepaid. When shipping any instrument,make sure it is properly packaged for completeprotection.All rights are reserved. Reproduction in whole orin part is prohibited without the written consentof the copyright owner.Hanna Instruments reserves the right to modifythe design, construction and appearance of itsproducts without advance notice.