Hanna Instruments Intercom System HI 982401 User's Manual
Contents
1. the necessary information for a correct operation Please read it carefully before using the meter If you need additional technical information do not hesitate to e mail us at tech hannainst com This instrument is in compliance with the CE directives PRELIMINARY EXAMINATION Remove the instrument from the packing material and ex amine it carefully If any damage has occurred during shipment immediately notify your Dealer or the nearest Hanna Customer Service Center The meter is supplied with e Screwdriver e 12 Vdc power adapter Note Conserve all packing material until the instrument has been observed to function correctly Any defective item must be returned in its original packing GENERAL DESCRIPTION yeto HI 982401 is an ORP meter specially designed to meet the needs of monitoring ORP such as in swimming pools The housing has been completely sealed against vapors and humidity with IP54 rating Simply hang the 2 amp te above the sample to be monitored The HI 3214P 2 gel filled ORP electrode optional is inter changeable and the BNC connector is protected behind a waterproof sheath The unique design of the electrode pro vides longer life even in harsh conditions ACCESSORIES HI 3214P 2 Double fiber junction plastic body Platinum ORP electrode with 2 m 6 6 cable and BNC connector HI 7020M ORP test solution at 200 275 mV 230 mL HI 7020L ORP test solution at 200 275 mV 500 mL HI 7091M Reducing s2. RP Measurements Turn the meter on Remove the protective cap from the a trae ORP electrode and immerse the tip a 4 cm 1 in the sample OO gag The LCD will show the ORP value aN measured in mV unit Allow the read 4 ing to stabilize and HI982401 will 4 start continuous monitoring Note to prevent damages to the meter Adjusting the Setpoint remove the ORP electrode from the sample before turning the meter off To access the MEASURE SET switch and the setpoint adjustment trimmer unscrew the 4 screws on the meter back and remove the rear panel Move the switch to the SET position left __ SET MEASURE
3. WARRANTY ORP 82te HI 982401 is warranted for two years against defects in workmanship and materials when used for their intended purpose and maintained according to instructions The electrode is warranted for a period of one year This warranty is limited to repair or replacement free of charge Damages due to accident misuse tampering or lack of prescribed maintenance are 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 failure 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 All rights are reserved Reproduction in whole or in part is prohibited without the written consent of the copyright owner Hanna Instruments reserves the right to modify the design construction and appearance of its products without advance notice 90 90 H LOpZ86LSI Instruction Manual Yo Ye to HI 982401 On line Waterproof ORP meter with Alarm B rstuenonk instruments www hannainst com Dear Customer Thank you for choosing a Hanna product This manual will provide you with
4. olution 230 mL HI 7091L Reducing solution 500 mL HI 7092M Oxidizing solution 230 mL HI 7092L Oxidizing solution 500 mL HI 7061L Electrode cleaning solution 500 mL bottle HI 710005 12 Vdc power adapter US plug HI 710006 12 Vdc power adapter European plug HI 710012 12 Vdc power adapter Australian plug HI 710013 12 Vdc power adapter Southern Africa plug HI 710014 12 Vdc power adapter UK plug CE DECLARATION OF CONFORMITY a gree n EA g this product make sure that it is entirely suitable for the environment in which it is used Operation of this instrument in residen CE tial areas could cause unacceptable interferences DECLARATION OF CONFORMITY to radio and TV equipment During operation ESD wrist straps should be w worn to avoid possible damage to the electrode a a by electrostatic discharges 3500 Sarola di Rubano D Any variation introduced by the user to the berewit certify that the ORP meter supplied equipment may degrade the instrument s EMC performance instruments HI 982401 has been tested and found to be in compliance with the following regulations To avoid electrical shock do not use this IECSOL2 Electrostatic Discharge IEC 801 3 RF Radiate instrument when voltages at the measurement TEC 801 4 Fast Transient surface exceed 24 Vac or 60 Vdc ENGDI Bessel delet To avoid damages or burns do not perform any measurement in microwave ovens Date of Issue 23 04 1999 D Volpato Enginee
5. ring Manager On behalf of Hanna Instruments S e With a small screwdriver ad just the setpoint trimmer to display the desired value in the 350 to 850 mV range e g 680 mV e Moved back the switch to the MEASURE position e Close the meter while mak ing sure the gasket is in place before tightening the Screws e Whenever the mV reading is lower than the setpoint the red alarm LED blinks to warn the user Maintenance To minimize clogging and provide longer life to the ORP electrode it si recommended to clean it monthly Immerse the tip of the electrode in HI 7061 cleaning solution for at least one hour and then rinse it with tap water Check the meter accuracy by immersing the electrode in the HI 7020 test solution The reading should be between 200 and 275 mV at 20 C 68 F Otherwise clean the platinum tip of the electrode by rubbing it with a soft cotton or lint free cloth soaked with HI 7061 clean ing solution After cleaning condition the ORP electrode by leaving it in a pretreatment reducing HI 7091 or oxidizing HI 7092 solu tion for half an hour 5 The alarm setpoint is adjustable and if the ORP value is out of range the user is alerted by a red light The meter is factory calibrated and does not need recalibration You no longer need to worry about battery changes the unit runs without inter
6. ruption on 12 Vdc power supply FUNCTIONAL DESCRIPTION MOLDED EYE ALaRrm LED BNC CONNECTOR HI 3214P 2 ORP ELECTRODE AA U N 5 12 VDC POWER ADAPTER 6 PROTECTIVE SHEATH 7 LIQUID CRYSTAL DISPLAY SPECIFICATIONS HI 982401 ORP to Range 999 mV Resolution 1 mV Accuracy 20 C 68 F 5 mV Typical EMC Deviation 5 mV Setpoint Selectable from 350 to 850 mV Alarm LED blinks when the measured ORP value is lower than the setpoint Calibration Factory calibrated Probe HI 3214P 2 interchangeable ORP electrode optional Casing IP54 Power Supply 12 Vdc adapter included Dimensions 86x 110 x 43 mm 3 4 x 4 3 x 1 7 Weight 150 g 5 3 oz ORP electrode CONNECTION i The BNC connector is protected So terproof sheath e Slide the protective sheath down Connect the HI 3214P 2 ORP elec trode to the BNC connector and t t then slide up Make sure the con I e Do not be alarmed if white crystals appear around the electrode protective cap This is normal with ORP elec OPERATIONAL GUIDE against vapors and humidity by a wa nector is completely covered trodes and they dissolve when rinsed with water 3 When not in use rinse the electrode with water and store it with the protective cap If the electrode has been left dry soak the tip in HI70300 storage solution for at least one hour to reactivate it Taking O
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