Hanna Instruments HI 981402 Instruction Manual

Hanna Instruments HI 981402 Instruction Manual Manual pdf 1 page image

Instruction Manual(HI 981402)On-line, WaterproofpH meter with Alarmw w w . h a n n a i n s t . c o mHanna Instruments reserves the right to modify the design, constructionand appearance of its products without advance notice.WARRANTYHI 981402 is warranted for two years against defects in work-manship and materials when used for their intended purpose andmaintained according to instructions.The electrode is warranted for a period of six months.This warranty is limited to repair or replacement free of charge.Damages due to accident, misuse, tampering or lack of prescribedmaintenance are not covered.If service is required, contact the dealer from whom you purchased theinstrument. If under warranty, report the model number, date of purchase,serial number and the nature of the failure. If the repair is not covered bythe warranty, you will be notified of the charges incurred. If the instrumentis to be returned to Hanna Instruments, first obtain a Returned GoodsAuthorization Number from the Customer Service department and thensend it with shipment costs prepaid. When shipping any instrument, makesure it is properly packaged for complete protection.All rights are reserved. Reproduction in whole or in part is prohibitedwithout the written consent of the copyright owner.Dear Customer,Thank you for choosing a Hanna product.This manual will provide you with the necessary informationfor correct operation of the meter. Please read it carefullybefore using the meter.If you need additional technical information, do not hesitateto e-mail us at tech@hannainst.com.This instrument is in compliance with the directives.Remove the instrument from the packing material andexamine it carefully. If any damage has occurred duringshipment, immediately notify your Dealer or the nearestHanna Customer Service Center.The meter is supplied with:• HI 1286 pH electrode• Calibration screwdriver• 12 Vdc power adapter and instructions.Note: Conserve all packing material until the instrumenthas been observed to function correctly. Any defectiveitem must be returned in its original packing.PRELIMINARY EXAMINATIONHI 981402 is a pH meter specially designed to meet theneeds of simple continuous monitoring of pH.The housing has been completely sealed against vapors andhumidity with IP54 rating.Simply hang the meter right above the sample to be testedfor continuous measurement.The HI 1286 gel-filled pH electrode is interchangeable andthe BNC connector is protected behind a waterproof sheath.The unique design of the electrode provides longer life evenin aggressive solutions.This instruemnt also provides for a selectable setpoint andalerts the user with a flashing LED alarm when an abnor-mal situation occurs.Measurements are highly accurate and the meter can becalibrated at one or two points.You no longer need to worry about battery changes either:the unit runs without interruption on 12 Vdc power supply.GENERAL DESCRIPTIONFUNCTIONAL DESCRIPTION1. Molded eye2. Alarm LED3. “pH 4” calibration trimmer4. BNC connector5. HI 1286 pH electrode6. 12 VDC power adapter7. Power supply connector8. Protective sheath9. “pH 7” calibration trimmer10. Liquid Crystal DisplaypH ELECTRODE CONNECTION & MAINTENANCEIn order to protect the instrument againstvapors and humidity, the BNC connector isshielded behind a waterproof sheath.• Slide the protective sheath down. Connect the pHelectrode to the BNC connector and then slide theprotective sheath back up. Since the protective sheath isrubberized to ensure maximum waterproof protection,make sure the connector is completely covered.• Do not be alarmed if white crystals appear around theelectrode protective cap. This is normal with pH elec-trodes and they dissolve when rinsed with water.SPECIFICATIONSRange 0.0 to 14.0 pHResolution 0.1 pHAccuracy (@ 25°C/77°F) ±0.2 pHTypical EMC Deviation ±0.2 pHCalibration Manual, through offset and slope trimmerspH Electrode HI 1286 (included)Setpoint 3.0 to 11.0 pHHysteresis ±0.5 pH around setpointAlarm LED blinks when pH is outside hysteresis rangeCasing IP54Power supply 12 Vdc adapter (included)Dimensions 86 x 110 x 43 mm (3.4 x 4.3 x 1.7’’)Weight 150 g (5.3 oz.)OPERATIONAL GUIDE

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