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INSTRUCTION MANUAL

HI981412

pH Dosing System

Summary of Contents for Groline HI981412

Page 1: ...INSTRUCTION MANUAL HI981412 pH Dosing System ...

Page 2: ...g a Hanna Instruments product Please read this instruction manual carefully before using this instrument This manual will provide you with the necessary information for correct use of this instrument as well as a precise idea of its versatility If you need additional technical information do not hesitate to e mail us at tech hannainst com or view our contact list at www hannainst com Dear Customer...

Page 3: ...INSTALLATION 13 7 SETUP 21 8 PUMP CONTROL 27 8 1 AUTOMATIC CONTROL TYPES 27 8 2 PRIMING THE PUMP 28 9 EVENTS MANAGEMENT 29 9 1 ALARMS 29 9 2 WARNINGS 30 9 3 SUMMARY OF GENERAL BEHAVIOR 30 10 CALIBRATION 31 10 1 pH CALIBRATION 31 10 2 PROCESS pH CALIBRATION 33 10 3 CLEAR CALIBRATION 34 11 MEASUREMENT 35 12 ERROR MESSAGES 36 13 MAINTENANCE 37 13 1 ELECTRODE CARE MAINTENANCE 37 13 2 PUMP TUBING REPLA...

Page 4: ...r 1 2 thread Saddle for Ø 50 mm pipe 2 pcs PVC aspiration tubing flexible 5 m PE rigid dispensing tubing for pump to injector 5 m 4 01 pH Buffer solution 20 mL 3 pcs 7 01 pH Buffer solution 20 mL 3 pcs Power connection cable Instrument electrode quality certificates Instruction manual HI981412 20 with flow cell mounting kit HI10063 pH temperature probe Flow cell for HI981412 Mounting panel assembl...

Page 5: ...ng electrical connections Do not run other cables with the power cabling Do not touch the metallic part Hot surface 3 ABBREVIATIONS FDA Food and Drug Administration LED Light Emitting Diode PE Polyethylene PVC Polyvinyl Chloride REDOX Reduction Oxidation SPDT Single Pole Double Throw ABBREVIATIONS ...

Page 6: ... pH with adjustable proportional band 0 10 to 2 00 pH Startup delay timer at power on 0 to 600 sec Pump flow control 0 5 to 3 5 Liter hour 0 13 to 0 92 Gallon hour and maximum output pressure 1 atm 14 psi Manual control for pump priming defined in setup pH alarms High Low with enable or disable option Triggered after 5 sec if the controller records consecutive readings over or under threshold valu...

Page 7: ... 0 50 C 32 122 F max 95 RH non condensing Dimensions 90 x 142 x 80 mm 3 5 x 5 6 x 1 8 Weight 908 g 36 oz Casing Wall mounted built in pump IP65 rated 4 2 HI10063 pH TEMPERATURE PROBE Range 0 to 12 pH Reference Double junction Junction Cloth Temperature sensor Yes Temperature range 5 to 70 C 23 to 158 F AmpHel Yes Matching pin Yes Body PVDF white Top thread 3 4 NPT In line mounting thread 1 2 NPT C...

Page 8: ...es good circulation The probe can be used in a sample pot or reservoir or installed in a flow cell or recirculation line perfect for drain to waste or recirculating systems Main Features Easy to read LCD display with intuitive color coded backlight Automatic Temperature Compensation all readings are compensated for variations in temperature Temperature is displayed in C or F along with pH reading ...

Page 9: ...4 Acid or base dosing pump 5 LCD display 6 Arrow keys When in measurement mode press the two arrow keys together to prime the pump When in menu mode adjust settings When in menu mode Control screen press the arrow keys together and a 10 seconds pump test will start Liquid Crystal Display LCD 1 2 3 4 5 6 7 8 1 Stability indicator 2 Mode tags 3 Dosing pump icon 4 Status indicators 5 Measurement unit...

Page 10: ...r Panel Use a Phillips head screwdriver and remove the four screws pull back the cover and remove it To replace the rear panel insert the four legs back in place and tighten the four screws that secure the panel to the enclosure ...

Page 11: ... OUTPUT SPDT 2 5 A 230 Vac NO Normally Open COM Common NC Normally Closed NO COM NC Pump controller not powered or Alarm condition NO COM NC Working condition with no alarm POWER INPUT L Line PE Protective Earth N Neutral LEVEL SENSOR Low level sensor in tank ...

Page 12: ...lified personnel should perform wiring only A disconnect switch must be installed to break all current carrying conductors Turn off power before working on conductors Always disconnect the pump controller from power when making electrical connections Do not run other cables with the power cable through the cable gland Always run all cables through cable glands to maintain IP65 rating and block unu...

Page 13: ...onnects the pump output to the injector flexible tubing for inlet aspiration connects the filter to the pump inlet Wiring Guidelines Running cables through cable glands Unscrew the gland nut and remove the cap Thread cable through outer opening of proper gland nut through the seal and into case After connecting to terminal reinsert seal and tighten nut on the threaded gland Connecting cables to th...

Page 14: ...le Below is an illustrated reference of a generic in line installation scheme with the relevant components Note Injectors prevent back flow into reagent tank Position Description 1 pH probe 2 Flexible PVC tubing 3 Rigid PE tubing 4 Aspiration filter 5 Injector 1 2 thread 6 Saddle for Ø 50 mm pipe using 1 2 thread ...

Page 15: ... The maximum pressure of the flow cell system is 3 atm 44 psi Position Description 1 pH probe 2 Flow cell and adapter 3 Mounting panel 4 Flexible PVC tubing 5 Rigid PE tubing 6 Aspiration filter Position Description 7 1 2 to 6 mm adapter for tubing 8 Valve to control flow cell flow 9 Injector 1 2 thread 10 Nipple 1 2 1 2 11 Saddle for Ø 50 mm pipe using 1 2 thread ...

Page 16: ...ion of a reservoir immersion installation scheme together with the relevant components and the pH probe screwed into the threaded end of a user supplied pipe and fastened with a bracket Position Description 1 Electrode holder tube 2 Bracket user supplied 3 Reservoir 4 Electrode ...

Page 17: ...uts Using a wrench tighten all screws carefully Saddle for probe injector Thread size Drill size Ø 50 mm pipe thread 20 mm 25 4 mm 0 79 1 00 Ø 63 mm pipe thread 20 mm 25 4 mm 0 79 1 00 Ø 75 mm pipe thread 20 mm 25 4 mm 0 79 1 00 Connecting the Probe to the Pump Controller In line Configuration The probe should be connected to the controller and calibrated before installation To avoid twisting the ...

Page 18: ...ubing Slide the end of tubing over the fitting of the peristaltic pump tubing Slide compression fitting up over tubing Tighten the fitting Installing Injector Cut the required length of dispensing rigid tubing to reach between injector saddle and outlet of peristaltic pump Place the compression fitting nut on the tubing Place the end of tubing on the injector The compression fitting has to be scre...

Page 19: ...e Sparingly lubricate two O rings 2 with a thin film of grease and mount them on the nipple 1 on both sides Screw the nipple in the saddle 3 Screw the valve 4 into the open end of the nipple mounted into the saddle Make sure it is tight and the lever is forward facing so that it can be operated Carefully screw the straight tubing fitting 5 into the valve taking care not to damage the O ring Insert...

Page 20: ...w cell adapter 3 paying attention not to damage the O ring Tighten the probe enough to seal in place Cut the tubing 7 to reach between the inlet valve mounted on the pipe and the flow cell inlet Push the end of the tubing 7 into the elbow tubing fitting Repeat the previous step for flow cell outlet pushing the tubing 5 into the elbow tubing fitting 4 Position Description 1 Probe 2 O ring 3 Flow ce...

Page 21: ... on oFF only 0 10 to 1 00 pH 0 50 Band Proportional only 0 10 to 2 00 pH 1 0 Start up delay seconds 0 600 60 Overtime alarm minutes oFF 0 180 30 Flow rate Liter hour Flow rate Gallon hour 0 5 to 3 5 0 13 to 0 92 1 0 0 26 Level alarm diS or En diS High alarm diS or En En High alarm value pH 0 to 14 00 pH 10 00 pH Low alarm diS or En diS Low alarm value pH 0 to 13 90 pH 4 00 pH Temperature unit C or...

Page 22: ...te To enter Control Type screen pump control mode must be set as Auto Control Mode Option Low Lo mode or High Hi mode Press the arrow keys to switch between the options CONTROL MODE message is scrolled on the bottom of the LCD screen Note To enter Control Mode screen pump control mode must be set as Auto Set point General a set point is a threshold value that will trigger control if the measuremen...

Page 23: ...only The proportional band is a control variable and is defined as the amount of change in input required to cause the control output to go through 100 of operating range In order to set the proportional band value automatic control must be enabled with Proportional control type on The pump is continuously on at the set point value with added band Option user selectable Press the arrow keys to set...

Page 24: ...matic control mode the displayed value represents the actual flow rate When in Proportional automatic control mode the displayed value represents a 100 flow rate FLOW RATE L H or FLOW RATE G H message is scrolled on the bottom of the LCD screen Level Alarm Option Enabled En or disabled diS Press the arrow keys to switch between the options LEVEL ALARM message is scrolled on the bottom of the LCD s...

Page 25: ... the arrow keys to switch between the options LOW ALARM message is scrolled on the bottom of the LCD screen Low Alarm Value Option user selectable The range is influenced by the high alarm value set e g if high alarm value is set as 8 pH low alarm value can be set from 0 00 pH and incremented up to 7 90 pH LOW ALARM VALUE message is scrolled on the bottom of the LCD screen Note The user can set th...

Page 26: ...witch between the options Languages Option selectfrom En English ES Spanish Fr French Pt Portuguese nL Dutch dE German Press the arrow keys to change the language LANGUAGE message is scrolled on the bottom of the LCD screen Note LANGUAGE message scrolled onthesecondline istranslatedintotheselectedlanguage ...

Page 27: ...There are two automatic control types On Off constant control and proportional control On Off control WithOn OffcontroltypeforpHenabledinSETUP thealgorithmusesonly setpoint and hysteresis both with user selectable values See SETUP section for further details High control mode When the process pH drifts upward and it reaches a high set point it triggers the reagent pump to turn on and acid can be a...

Page 28: ...lator output 100 100 Band time proportional mode with 0 25L h time proportional mode with 0 25L h Band speed proportional 0 25L h flow rate SETUP 0 3 3 5L h Flow rate Set value Measured value Measured value Flow rate Set value speed proportional 0 25L h flow rate SETUP 3 5 0 3L h 0 25L h 90 50 15 0 25L h 90 50 15 Proportional Control with Hi Control Mode and Band as illustrated Proportional Contro...

Page 29: ...Alarm Description Alarm condition Solution Overtime alarm Pump remains on continuously for the time set in menu Overtime Alarm setting Control is switched off Pump is activated in Manual mode Hold level alarm Low level sensor active Refill chemical reagent container Low alarm Measured pH is lower than the Low Alarm threshold value for more than 5 seconds Increase pH content of process to acceptabl...

Page 30: ...erminate condition Startup delay Start up delay is active Press the up down arrows at same time to restart pump Access pH reagent levels to determine why pH level is off Control Off Control is switched Off Set Control setting to Auto 9 3 SUMMARY OF GENERAL BEHAVIOR Behavior Control Backlight Alarm Output Relay Control auto auto green off Warning active off yellow off Error active off red on Alarm ...

Page 31: ... for calibration User Calibration One or two point calibration can be performed using one of the three standard buffer solutions 4 01 7 01 or 10 01pH When a two point calibration is required use 4 01 pH buffer as first calibration point Procedure Press CAL key to enter calibration mode Place the electrode in chosen pH buffer solution Press CAL key to save calibration point and return to measuremen...

Page 32: ...lyinmeasurementmodeafteracalibrationhasbeenperformed Note To perform one point calibration using pH 7 01 buffer press CAL key after the buffer is saved Two Point Calibration Follow One Point Calibration section for one point calibration using pH 7 01 After pH 7 01 has been accepted the pH 4 01 USE message is displayed Place the electrode in the second calibration buffer pH 4 01 or 10 01 it will be...

Page 33: ... of the value Note To enter process calibration the user must have the controller and probe calibrated previously on the meter The CAL tag must be on pH process calibration is a single point calibration performed while the probe remains installed in the process The value can be set 0 50 around measured pH Press CAL key to enter calibration mode When the first buffer value is displayed press one of...

Page 34: ...exit without saving and return to measurement mode the ESC message is displayed for a few seconds 10 3 CLEAR CALIBRATION Press CAL key and the controller enters calibration mode Long press MENU key and the CLEAR message is displayed No CAL tag in measurement mode indicates the probe is no longer calibrated LONG ...

Page 35: ...arrow keys simultaneously to prime the pump and to verify the flow cell fills correctly if used If power is lost then restored the controller keeps the last used settings and calibration If control mode is enabled Auto the pump tag will be displayed If control is disabled oFF the pump tag will be crossed out control enabled control disabled First LCD line displays measured pH value the second LCD ...

Page 36: ...ommended action to be taken Error messages are displayed with red LED backlight Probe is not connected Connect the probe Wrong probe is connected Unplug the controller and connect the correct probe Broken temperature sensor Replace the probe Temperature is out of range Measured pH value is out of range Stepper motor error over temperature or overcurrent is detected When the error has ceased the st...

Page 37: ...inimum of 30 minutes Rinse with water Calibrate before using When the electrode is not in use add a few drops of HI70300 storage solution to the protective cap and replace the cap To ensure a quick response the glass bulb pH electrode and the junction should be kept moist and not allowed to dry out This can be achieved by installing the electrode in such a way that it is constantly in the flow cel...

Page 38: ...y to the right until the tubing is removed 5 Grease the new peristaltic pump tubing and place it on the left side of the pump Manually rotate the pump rotor to the right until the tubing is on the pump 6 Fix the plastic holder in its place on the right and left side 7 Place the plastic cover Reattach the tubing to the pump ...

Page 39: ...nel BL100 450 Flow cell kit for Ø 50 mm pipe BL100 463 Flow cell kit for Ø 63 mm pipe BL100 475 Flow cell kit for Ø 75 mm pipe BL120 200 Pool controller aspiration filter BL120 201 Pool controller injector 1 2 thread BL120 202 Aspiration and dispensing tubing 5 5 m BL120 250 Injector saddle for Ø 50 mm pipe 1 2 thread BL120 263 Injector saddle for Ø 63 mm pipe 1 2 thread ...

Page 40: ...achet GroLine 20 mL 25 pcs HI70007G pH 7 01 buffer sachet GroLine 20 mL 25 pcs HI70010G pH 10 01 buffer sachet GroLine 20 mL 25 pcs HI7004 050 pH 4 01 buffer solution GroLine 500 mL HI7007 050 pH 7 01 buffer solution GroLine 500 mL HI7010 050 pH 10 01 buffer solution GroLine 500 mL HI70300L Storage solution 500 mL HI7061 050 General cleaning solution GroLine 500 mL HI740036P Plastic beaker set 100...

Page 41: ...d it over to the appropriate collection point for the recycling of electrical and electronic equipment which will conserve natural resources Ensuring proper product disposal prevents potential negative consequences for the environment and human health For more information contact your city your local household waste disposal service the place of purchase or go to www hannainst com ...

Page 42: ...ions This warranty is limited to repair or replacement free of charge Damage due to accidents misuse tampering or lack of prescribed maintenance is not covered If service is required contact your local Hanna Instruments Office If under warranty report the model number date of purchase serial number engraved on the bottom of the meter and the nature of the problem If the repair is not covered by th...

Page 43: ...Hanna Instruments reserves the right to modify the design construction or appearance of its products without advance notice ...

Page 44: ...World Headquarters Hanna Instruments Inc Highland Industrial Park 584 Park East Drive Woonsocket RI 02895 USA www hannainst com MAN981412 Printed in ROMANIA ...

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