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Modem connection.............................................................................................

MAINTENANCE ..................................................................................................................

Electrode conditioning and maintenance .............................................................
Changing peristaltic pump tubing .......................................................................
Tubing replacement............................................................................................

Cleaning measurement cell .................................................................................

ERRORS, ALARMS AND WARNINGS .....................................................................................
ACCESSORIES ...................................................................................................................

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TABLE OF CONTENTS

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Содержание PCA 310

Страница 1: ...INSTRUCTION MANUAL PCA310 PCA320 PCA330 PCA340 Chlorine pH Temperature ORP Analyzers ...

Страница 2: ... 3 Chlorine pH temperature ORP analyzer with 1 analog output 4 Chlorine pH temperature analyzer with 2 analog outputs b 1 115 VAC 50 60 Hz 2 230 VAC 50 60 Hz Note If the instrument is set for free chlorine analysis the software will report at startup Free Chlorine and if it is set for total chlorine the software will report at startup Total Chlorine Thank you for choosing a Hanna Instruments produ...

Страница 3: ... INITIAL PREPARATION AND INSTALLATION Installation Personnel Location of the Instrument Hydraulic Connections Installing the Input Filter Installing the pH and ORP probes Installing the Pump Tubes Electrical Connections STARTUP USER INTERFACE Panels organization Main panels Measure panels Messages Menu mode Password procedure Navigating through menu TABLE OF CONTENTS 7 8 11 15 17 18 19 19 21 10 12...

Страница 4: ...nual mode Read on demand Direct read System error relay CHLORINE SETTINGS Reagent changing Measure settings Measure info Analog output Chlorine dosing Alarms CALIBRATE THE MEASURING CELL Calibration date and factor Calibration procedure pH SETTINGS PCA320 PCA330 PCA340 Measure info Analog output pH dosing Alarms TABLE OF CONTENTS 34 35 36 36 37 37 38 39 40 36 36 37 37 38 38 39 40 40 43 44 45 46 48...

Страница 5: ...S PCA330 Measure info Analog output Alarms ANALOG OUTPUT Select the analog output type Dosing through 4 20 mA output CALIBRATE THE ANALOG OUTPUT Output middle range SYSTEM LOG Set log Clear system log View log SERIAL COMMUNICATION Standard mode GSM GSM mode Setting the GSM feature GSM connection Setting SMS feature 50 51 52 52 53 54 55 56 57 51 52 52 54 54 56 56 58 58 59 61 62 62 64 58 59 61 62 63...

Страница 6: ...tion MAINTENANCE Electrode conditioning and maintenance Changing peristaltic pump tubing Tubing replacement Cleaningmeasurementcell ERRORS ALARMS AND WARNINGS ACCESSORIES 68 70 72 77 68 71 73 TABLE OF CONTENTS 67 6 ...

Страница 7: ... nature If any sample solution otherthanwaterisusedwiththeseproducts testthesample productcompatibilitytoassure user safety and proper product performance SafetyPrecautions Pleasetake the time to read the safety precautions carefullywherevertheyappear inthismanual Theyareprovided to prevent personal injury and damage to the instrument This safety information applies to the operators and service pe...

Страница 8: ...gperiodof 5minutes reagentsneedtobereplenishedaboutonceamonth Thereagentbottlesareeasilyvisible through the transparent window allowing the operator to check the reagent levels PCA320 PCA330 and PCA340 analyzers use HI1005 probe to continuously measure the pH of the sample stream in the range of 0 00 to 14 00 pH The sample temperature is measured in the 5 00 to 75 00 C range pH and temperature are...

Страница 9: ...ntervention System error condition controls a SPST relay For PCA310 PCA330 series the voltage output ranges of 0 10 mV 0 100 mV 0 1 V or a current output of 4 20 or 0 20 mA are available to drive an external device such as a chart recorder The analyzer can drive a proportional dosing pump through the 4 20 mA output for chlorine or for acid alkali dosing PCA340 has two current outputs of 4 20 or 0 ...

Страница 10: ... displayed on the main panel and a time related warning system for Old calibration Reagent expired and SIM expired is available The language for user interface can be easily changed without restarting the analyzer MECHANICAL DIMENSIONS 10 ...

Страница 11: ... Measuring Cell 13 Pressure Regulator Output Port 14 Incoming Pressure Regulator 15 Buffer Bottle 16 Indicator Bottle 17 Sample Inlet Port 18 Electrodes Holder 19 pH Electrode not included 20 Sample Output Port 21 Electrovalve 22 ORP Electrode not included 23 Reagent Tubing 24 Line Input WARNING IF ANY CONDENSED HUMIDITY IS FOUND INSIDE THE CASE PLEASE CONTACT YOUR VENDOR OR HANNA CUSTOMER SERVICE...

Страница 12: ... that contains the measured values Several main panels could be selected by pressing the up and down arrow keys The PCA310 do not have the main mode for the display 1 measured values 2 controller status 3 current time and date 4 message line The display is in chlorine pH ORP or temperature measuring panels mode when displays one of those values and secondary information related to it Several panel...

Страница 13: ...SING CHLORINE LED green signals the closing of the chlorine dosing relay When dosing stops the LED is turned off DOSING ACID ALK LED green signals the closing of the acid alkali dosing relay When dosing stops the LED is turned off PCA320 PCA330 and PCA340 only SYSTEM ERROR LED red signals the presence of an error and the closing of the System error relay When the error is present the LED blinks Wh...

Страница 14: ...elected menu and edited values SET starts editing the selected item ESC return to the previous menu exit from operation without saving SET ESC CFM MENU KEYPAD The keypad has 8 keys with the following signification UP and DOWN ARROWS select the main display appearance select the menu select an item from a list edit values DISPLAY LEDS AND KEYPAD 14 ...

Страница 15: ... mA output Delta selectable 0 1 to 5 mg L pH MEASUREMENT AND DOSING PCA320 PCA330 and PCA340 Range 0 00 to 14 00 pH Resolution 0 01 pH Accuracy 0 05 pH Calibration one or two points or in line calibration Dosing rate adjustable from 3 to 120 seconds Dosage On Off or proportional relay or 4 20 mA output Delta selectable from 0 10 to 2 00 pH Hysteresis selectable from 0 05 to 2 00 pH ORP MEASUREMENT...

Страница 16: ...isplay character LCD 4 lines x 20 characters Languages English Italian Portuguese Spanish Log 3500 log records GSM alarm 2 numbers alarm SMS info SMS warning SMS Alarm relay SPDT contact with 5A 230V resistive load Dosing relays SPST contact with 5A 230V resistive load System error relay SPST contact with 5A 230V rezistive load Sample inlet pressure 0 07 to 4 bar Sample flow rate 100 to 300 mL min...

Страница 17: ... the Drain Tube 9 and the Output Port 10 The Measuring Cell is accessible from the port placed on the top 7 for speedy cleaning and maintenance During the 100 seconds preceding the sampling the analyzer solenoid input valve is open to allow sample flow to flush the colorimeter cell Every 3 to 90 minutes user selectable the electrovalve closes stopping the sample flow and leaving the sample cell fu...

Страница 18: ...ation is calculated pHANDTEMPERATUREMEASUREMENT The HI1005 pH temperature probe provides at the out port a potential proportional with the pH The temperature is measured with Pt100 platinum sensor For increased accuracy the pH is corrected with temperature and with the calibration coefficients Up to 2 buffers can be used for calibration The temperature can be displayed in C or F The probe can with...

Страница 19: ... mounted indoors out of direct sunlight Instrument operating temperature is 5 to 40 C 41 to 104 F Sampling Point Location Locatethesamplingpointtoobtainatrulyrepresentativesamplefromtheproductstream Forexample be sure the sampling point is well downstream from a Chlorine and acid alkali feed This assures that adequate mixing and reaction of the Chlorine and acid alkali before a sample is extracted...

Страница 20: ...r 10 psi It is recommended to assure that the water inlet come at 1 m above the instrument sample input pitting For maintenance issues is also recommended to install valves on both sampling pipes Drain Line Installation The drain hose fitting is a 20 mm 3 4 hose barb on the bottom of the instrument enclosure An air gap between the end of the drain hose and the drain is recommended to prevent any b...

Страница 21: ... type of filters depends on the quality of the water the first filter should have 50 100 µm pore size whereas in any case the second filter the one closer to the analyzer has to be 0 5 µm For correct instaling procedure and maintenance see the instructions of filters INSTALLING THE pH AND ORP PROBES To mount the pH and ORP probes first turn off the analyzer Unscrew the closing caps from the electr...

Страница 22: ...hree sections The sections are joined together by plastic connectors with plastic collars at the ends of the center section Locate the peristaltic pump Feed one tube from the shorter end section behind the pump rollers from the right side of the pump Seat the plastic collar at the right end of the center section of tubing into the lower right indentation hole of the pump face Grasptheotherplasticc...

Страница 23: ...left side of the pump to the reagent bottle cap insert fitting Connect the short ends in the right side of the pump to the measuring cell reagent input port through the Y connector ELECTRICAL CONNECTIONS A power cable 3 mt is provided with your analyzer However if access to the terminal block is required see below Warning Electrical connections should be installed only by qualified personnel to as...

Страница 24: ...nections Power Connection Power connections are made at a terminal block located in the center of the electrical compartment to the right of the fuses Hard wiring with 13 mm 1 2 conduit is recommended and usually required by most municipal electrical codes Warning For PCA310 PCA340 before connecting the instrument to the line 1 Check the label near the fuses for proper voltage 2 Be sure the power ...

Страница 25: ...PARATION AND INSTALLATION Alarm Relay A system alarm feature provides relay activation to signal that the measuring value exceed the alarm setpoints The alarm relay is closed Common connect to Normal Close if the value is lower than alarm low setpoint or higher than alarm high setpoint The ALARM LED blinks when alarm is active Note The Alarm relay is power fail safe and is closed when the analyzer...

Страница 26: ...NITIAL PREPARATION AND INSTALLATION Acid alkali Dosing Relay Acid alkalidosingrelayisactivated CommonconnectedtoNormalOpen depending on the setpoint and selected delta If the analyzer is set to dose acid the relay is active when the pH value is over the setpoint If alkaline is dosed the relay is activated when the pH value is under the setpoint The DOSING ACID ALK LED is turned on when the dosing ...

Страница 27: ...igned to Cl pH Temperature see the right figure RS 485 B A I I For PCA340 two proportional dosing pumps could be connected to the 4 20 mA outputs The pump could be used to dose chlorine and acid alkali as selected by the user When the output is 4 mA the pump must be stopped and when the output is 20 mA the pump must provide the maximum output RS485 The analyzer has RS485 serial communication with ...

Страница 28: ...report at startup Free Chlorine and if it is set for total chlorine the software will report at startup Total Chlorine After initialization the analyzer will show the main panel or chlorine measuring panel for PCA310 and PCA340 The measured value are displayed The chlorine concentration will be updated only after a full measuring cycle The first reading is 0 00 mg L and the dosing relay is not act...

Страница 29: ...lorine measurement panels Pressing up and down arrow keys will move inside loop in a circular way after last panel the first panel isdisplayed PressingCFMtomovefrommainpanels to measurement panels Pressing ESC to move from measurement panels to main panels MAIN PANELS At startup the display shows one of the main panels This panel contains the chlorine pH ORP and temperature values and the related ...

Страница 30: ...isibility The measure panels contains 1 the measured value chlorine pH ORP or temperature 2 the measurement units mg L pH mV C or F 3 the current time in format HH MM 4 error or alarm indicator 5 information about the operating mode 6 warnings alarms and errors displayed one at a time 7 the last row displays less important information Maximum and minimum value Sampling time Reagent doses left Alar...

Страница 31: ...ight side the corresponding sign or disappears When at least one alarm is active the Alarm appears in the right side of the display The ALARM LED will start to blink When errors or both errors and alarms are active Error appears in the right side of the display The SYSTEM ERROR LED will blink The MANUAL or STANDBY information is displayed on the first line of the LCD MENU MODE By pressing MENU key...

Страница 32: ...n arrow is displayed on the first or last line of the display As a general rule the CFM key will descend into menu and ESC key will return to a higher level Pressing CFM key will make the following actions descend into the sub menu for sub menu line no action for parameter line start the function for function line Pressing ESC key will make the following actions return in measure mode when in the ...

Страница 33: ...edit the current digit press up or down arrow keys Press CFM to save the value or press ESC to end the editing without saving the value For many numeric values on a row In this case the cursor will go to the first digit of the first parameter The cursor will blink but no black square will be displayed Select the parameter to be edited by pressing right or left arrow keys To edit the parameter pres...

Страница 34: ... Menu is displayed Select the appropriate entry as described in next pages The settings are stored in a nonvolatile EEPROM memory If a power failure appears the settings are restored after power on When power is first time applied to PCA310 PCA340 analyzers the settings are set to factory default values At startup the EEPROM content is analyzed and if some settings are corrupted a restore procedur...

Страница 35: ... in the right picture Press CFM to restore the settings that are out of range In this case the corrupted settings are set to default In this case all settings should be checked in to see the values Press SET to restore to default of all settings In extreme situation when the LCD is blank at startup is possible to reset the instrument by keeping the keys up SET MENU pressed while the instrument is ...

Страница 36: ...enu Time and Date Set the time and the date as described in the User interface chapter Set Time 10 31 Set Date 2004 01 01 CHANGING THE PASSWORD The password is a numeric value with 4 digits To change the password enter in General Menu System Functions and edit the Change Pass line Press CFM to save Afternewvalueisconfirmed thedisplayedpasswordissetto0000for protectionagainstunauthorized reading SE...

Страница 37: ...eristaltic pump is activated for 2 seconds each 100 minutes to preserve the elasticity of the tubes The display will show STANDBY on the first line when in the measurement mode The chlorine pH ORP and temperature displayed values will be all time the last measured ones The SYSTEM ERROR LED is always on no blinking Note When the analyzer exit from STANDBY the relays and corresponding LED s are acti...

Страница 38: ...ation the blank value is displayed If the cell work correctly the values must be between 20000 and 20000 with a minimum difference blank dark of 20000 converter points SYSTEM ERROR RELAY The PCA320 PCA340 controller has a single system error relay for all measured parameters To allow chlorine errors to activate the relay set Chlorine Menu Alarm Err Chlorine Err Relay to Active For pH errors set th...

Страница 39: ... pump if needed or simply reset the reagent counter The used reagent doses and the remaining reagent doses could be viewed on the first two lines when enter in Chlorine Menu Reagent change If Chlorine Menu Reagent change Reset Reag Counter function is selected and confirmed the used doses become 0 and the remaining doses become 16000 This command does not perform a priming of the reagent pump If C...

Страница 40: ...dminimumconcentrationvaluesincethefirstmeasurement The maximum and minimum can be quickly consulted on chlorine measuring panel To see information about these values select Chlorine Menu Measure Info The time stamp when maximum and minimum appears are also displayed in this menu To reset the maximum or minimum values select the functions Chlorine Menu Measure Info Clear Max Value or Chlorine Menu ...

Страница 41: ...order would then be 1 5 mg L yielding a magnified view of the 3 00 to 4 50 mg L concentration range on the recorder The analog output limits can be quickly consulted in one of the chlorine measuring panels CHLORINE DOSING The PCA310 PCA340 analyzers contain a simple proportional dosing algorithm Proportional dosing establishes and maintains a controlled and consistent concentration level The analy...

Страница 42: ...sing if the detector is not working properly or the reagent bottle is empty a Detector Error is generated if the measured chlorine value is under the low point value This error is generated only if the low point feature is set active The chlorine dosing is stopped and the SYSTEM ERROR LED starts blinking To enable this feature edit Chlorine Menu Dosing control Cl Low Point value and set the Low Po...

Страница 43: ...rms could be separately activated or inactivated To modify the alarms status enter the Chlorine Menu Alarms Err Chlorine menu and edit Alarm Hi or Alarm Lo status When the status is set to Inactive the alarm is ignored Note The Alarm high must be greater than Alarm low value The analyzer display a warning if the settings are incorrect The Alarm high setpoint and Alarm low setpoint could be quickly...

Страница 44: ...ng Cell Factor The default calibration factor is 1 000 Each measurement result is multiplied with calibration factor The calibration factor could be reset to 1 000 by activating the Chlorine menu Cal Measuring Cell Reset Cal Factor function CALIBRATION PROCEDURE To calibrate the measuring cell follow the steps Withdrawasampleofthemeasuredliquiddirectlyfromthedrainportofthemeasuringcell 12 by openi...

Страница 45: ...e analyzer calculates the maximum and minimum pH value since the first measurement The maximum and minimum can be quickly consulted on one pH measuring panel Formoredetailedinformationselect pHMenu MeasureInfo The Max Value and Min Value The time stamp when maximum and minimum occurs are also displayed in this menu To reset the maximum or minimum values select the functions pH Menu Measure Info Cl...

Страница 46: ...d in one of the pH measuring panel pH DOSING The PCA320 and PCA340 can use ON OFF or proportional dosing algorithm to stabilize the pH The analyzer has a relay for acid or alkali dosing and also the 4 20 mA output could be configured as a dosing output To select the type of pH dosing edit the pH Menu Dosing Control pH pH Control line The available options are Proportional and ON OFF Theacidoralkal...

Страница 47: ... of the analyzer could be modified by changing the regulator period A new decision regarding the pH dosing is taken only after one period elapsed The Setpoint and Delta could be quickly consulted on one pH measuring panel ON OFF dosing Ifthismodeisselectedthe Period and Delta hasnoeffect Thealgorithmwilluseonly Setpoint and Hysteresis For alkaline dosing the relay will stay on until the pH increas...

Страница 48: ...larm Hi status or Alarm Lo status When the status is set to Inactive the alarm is ignored Note The Alarm high value must be greater than Alarm low value The analyzer display a warning if the settings are incorrect The Alarm high Setpoint and Alarm low setpoint could be quickly consulted on one pH measuring panel When an alarm is disabled the is displayed instead of alarm value Overdosing protectio...

Страница 49: ...LIBRATION PCA320 PCA330 PCA340 For accurate calibration use two different beakers for each buffer solution the first one for rinsing the probe and the second one for calibration By doing this contamination between buffers is minimized Unscrew the probe from its position Take care to stop the sample flow before removing the probe If necessary disconnect the probe from analyzer to prevent the damage...

Страница 50: ...RATION To perform a two points pH calibration follow the steps described at one point calibration until the analyzer displays the message Select buffer pH or press SET for one point cal Immerse the pH electrode into the second buffer solution e g pH 4 01 until the metal ring is immersed then stir gently Press up or down arrow keys to select the second buffer from the list to continue the calibrati...

Страница 51: ...l Value field the reading from the reference pH meter Press CFM key when the analyzer prompt for Overwrite pH cal The analyzer checks for readings stability see One point calibration and when the value is stable the message Stable press CFM is displayed Pressing CFM key will complete the process pH calibration Note The calibration could be terminated at any time by pressing ESC In this case the ne...

Страница 52: ... and minimum can be quickly consulted on one temperature measuring panel For more detailed information select Temperature Menu Measure Info The Max Value and Min Value are displayed and also time stamp when maximum and minimum occurs are displayed in this menu To reset the maximum or minimum values select the functions Temperature Menu Measure Info Clear Max value or Temperature Menu Measure Info ...

Страница 53: ...alue is higher than Alarm high or lower than Alarm low To modify the alarms setpoints enter the Temperature Menu Alarms Temperature and edit Alarm Hi or Alarm Lo value The alarms could be separately activated or inactivated To modify the alarms status enter the Temperature Menu Alarms Temperature menu and edit Alarm Hi or Alarm Lo status Note The Alarm high value must be greater than Alarm low val...

Страница 54: ...aximum or minimum values select the functions ORP Menu Measure Info Clear Max Value or ORP Menu Measure Info Clear Min Value The maximum or minimum value is set to the current read value ANALOG OUTPUT The type of analog output could be set as described in Analog output chapter The analog output span for ORP could be set in the ORP Menu Analog output ORP Min Rec will set the recorder lower limit an...

Страница 55: ...ms could be separately activated or inactivated To modify the alarms status enter ORP Menu Alarms ORP menu and edit Alarm Hi status or Alarm Lo status When the status is set to Inactive the alarm is ignored Note The Alarm high value must be greater than Alarm low value The analyzer display a warning if the settings are incorrect TheAlarmhighsetpointandAlarmlowsetpointcouldbequicklyconsultedononeOR...

Страница 56: ...ut Param field Chlorine for PCA310 Chlorine pH and Temper for PCA320 and PCA340 Chlorine pH ORP and Temper for PCA330 To select the analog output type edit the Type line The available options are 0 10 mV 0 100 mV 0 1 V voltage outputs and 0 20 mA 4 20 mA current outputs for PCA310 PCA320 PCA330 and 0 20 mA 4 20 mA current outputs for PCA340 DOSING THROUGH 4 20 mA OUTPUT Select General Menu Analog ...

Страница 57: ...ess up and down arrows keys until the read value is equal with 0V Save the new coefficients by pressing CFM key To calibrate the current type analog outputs follow the steps For PCA310 PCA320 and PCA330 connect an ammeter to the pin 2 and 3 of the output connector For PCA340 connect an ammeter to the pin 1 and 2 pin 3 and 2 of the output connector Enter in menu mode and select General Menu Analog ...

Страница 58: ...ut type is set to Dosing Pressing for longer time the arrow keys will increase the variation speed of the analog output The PCA310 PCA340 analyzers have a permanent logging function Up to 3500 records could be stored At a sampling interval of 3 minutes the log covers more than 7 days If the logging memory is full the oldest record is lost when a new record is stored The record contains the date an...

Страница 59: ...ed Errors only the records that contain errors are displayed Err Alr both errors and alarms are displayed The records from one day are displayed To set the searching date edit the Day Month and Year fields The default searching date is the current date To display the log contents select the View Records function The analyzer will find all records from specified date that match the searching criter...

Страница 60: ...rrow sign is present on the bottom line if the log continues outside the display Pressing up or down arrow key scroll the log with one record up or down Pressing longer time one of those keys will scroll with one page at a time 4 records Pressing CFM when a record is highlighted the record content will be displayed in details The display contains 1 The log day 2 The log hour and minute 3 The chlor...

Страница 61: ...ud rate the RS485 address and the password must be matched between the application and PCA310 PCA340 analyzer The baud rate is set in the General Menu Serial GSM Comm Baud Rate menu Available values are 1200 2400 4800 9600 bps Analyzer address is set in the Address line and could be between 0 and 32 Note If many analyzers are connected in a RS485 network each analyzer must have a unique address Wh...

Страница 62: ... which contains the Error Alarm and Warning messages that are active on the analyzer separated by The events that generate the alarm SMS are user selectable from General Menu SMS Settings Info SMS which contains the Chlorine pH ORP and Temperature readings Analyzer s error status and settings are also included as selected by the user from General Menu SMS Settings Warning SMS which contains inform...

Страница 63: ...d 5 If RepeatNo is set to 0 than only one SMS is sent The delay between two repeated SMSs is set in the Delay item The range is between 5 and 60 minutes If the RepeatNo is 0 this parameter has no effect GSM CONNECTION After the correct settings are done the SMS feature can be enabled by set General Menu Serial GSM Comm Type to GSM Note Power the GSM module before first attempt to connect the analy...

Страница 64: ...s Alarm SMS When errors or alarms appears alarm SMS is sent to the active phone numbers Alarm SMS is sent without special request The events that generate alarm SMS could be selected as described in Setting SMS Feature paragraph Alarm SMS is sent once per chlorine cycle At each sending of alarm SMS after 30 seconds a phone call is made by the analyzer to the pro grammed number s This is done becau...

Страница 65: ...y sending to the instrument the SMS PxxxxAWE where xxxx is the analyzer s password the one used for settings The instrument will recognize the command and reply sending the Info SMS If RepeatNo is more than 0 the instrument sends repeated 1 to 5 times alarm messages if confirmation is not received This feature prevent losing of the message due for example to overload of the telephone network The 0...

Страница 66: ... Active the number of remaining SMS is checked and when is going to reach zero a warning SMS containing the text Maximum number of SMS reached Please check the cellular SIM card charge level is sent GSM This particular situation is managed as an error occurrence and a confirmation of the SMS reception is waited After that a GSM no credit warning appears on the display signaling that no other SMS c...

Страница 67: ... GSM Init failed or GSM Network Error will be displayed and the analyzer will try repeatedly to initialize the cellular engine The error will be deactivated only after a successful initialization GSM MODEM CONNECTION Modem connection can be established between PCA310 PCA340 and a remote computer The connection allows the user to interrogate the analyzer from remote position about its status and me...

Страница 68: ...mumcapacity 3minutessamplingrate theanalyzerscanoperatefor1 5moredays The alarm system is based on an internal counter that has to be reset every time the reagents are replaced The counter keeps track of the number of measurements taken and informs the user when it reaches the 16000th sample with the message No reagent ThepH ORPandTemperaturemeasurementsaredonewithstandardtechniquesthatassurerelia...

Страница 69: ... distilled or deionized water Periodic maintenance Inspect the probe and the cable The cable used for the connection must be intact and there must be no points of broken insulation on the cable or cracks on the probe stem or bulb Cleaning procedure General Soak in Hanna Instruments HI7061 General Cleaning Solution for approximately 1 2 hour Removal of films dirt or deposits on the membrane junctio...

Страница 70: ...Procedure above For ORP probe polish the metal tip with a lightly abrasive paper paying attention not to scratch the surface and wash thoroughly with water MAINTENANCE CHANGING PERISTALTIC PUMP TUBING It is recommended that the peristaltic pump tubes be changed on a regular basis depending on sampling period and operating time For a 5 minutes sample interval and continuous operation changing of th...

Страница 71: ...be MAINTENANCE TUBING REPLACEMENT The remaining tubing in the analyzers should be replaced every two months When installing new tubing it is helpful to dip them in hot water before making the connections It is also recommended that one tube at a time is removed and replaced Note DPD reagent tubing may darken before the scheduled replacement time but this will not affect the instruments performance...

Страница 72: ...ring cell Add a few drops of 19 2N Sulfuric Acid solution or alcohol to the cell Allow sulfuric acid to stand in the measuring cell for 15 minutes to dissolve any foreign materials adhering to the cell walls Wipe the cell interior with a cotton tipped swab After wiping open the drain port to empty the measuring cell from the cleaning solution CHANGING MEASURMENT CELL To change the measuring cell 8...

Страница 73: ...d action to remove the error The pH and temperature related messages are present only on PCA320 PCA330 PCA340 and the ORP related messages are present only on PCA330 The warning messages appears on LCD and some of them on SMS The measuring is not stopped on warnings Alarm conditions generate messages on the LCD send SMS if enabled activate the alarm relay and the ALARM LED Errorconditionsgeneratem...

Страница 74: ...ion agent the malfunction of the dosing pump or malfunction of the detector Check the presence of the magnet barr check the reagent level check the reagent pump tubes clean cell observe if the sample flow in the cell edit the Low Point Value check the chlorine dosing pump replace the cell pH Out of Range on LCD and pH Err on SMS pH value is outside range pH 0 00 to 14 00 Verify the connections Cha...

Страница 75: ...mperature on LCD and H Temp on SMS The Temperature is over the Alarm High setpoint Change the setpoint verify the pH probe Low Temperature on LCD and L Temp on SMS The Temperature is under the Alarm Low setpoint Change the setpoint verify the pH probe Warning messages Dirty Cell on LCD and Drt Cell on SMS The light level is too low The light source current is near the highest value The cell is dir...

Страница 76: ... appears on LCD The number of remaining SMS is 0 Recharge the SIM card and change the Remaining SMS value or set the Chk Charge Inactive GSM Not Respond appears on LCD The GSM modem not respond Check the data cable between GSM module and PCA check the GSM module power supply and wait for auto retry GSM Network Error appears on LCD The GSM network not respond Check the GSM module antenna and wait f...

Страница 77: ... pH HI98201 ORP tester 999 mV HI1005 pH temperature process probe HI2008 ORP process probe HI70474 PCA peristaltic pump tubing kit 6 pcs HI70475 PCA peristaltic pump tubing kit 2 pcs HI70476 PCA reagent bottle tubing kit 6 pcs HI70477 PCA tubing set for measuring cell 2 pcs HI70478 PCA tubing kit bottle to pump 6 pcs HI70479 PCA tubing kit pump to Y strainer 6 pcs HI70480 Free Cl2 Reagent Set HI70...

Страница 78: ... 500 mL bottle HI7010M or HI7010L pH 10 01 Buffer Solution 230 or 500 mL bottle ORP Solutions HI7020M or HI7020L 200 275mV Buffer Solution 230 or 500 mL bottle HI7092M or HI7092L Pretreatment Oxidizing Solution 230 or 500 mL bottle Electrode Storage Solutions HI70300M or HI70300L Storage Solution 230 or 500 mL bottle HI7082 3 5M KCl Electrolyte 4x30 mL Electrode Cleaning Solutions HI7061M or HI706...

Страница 79: ...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 and the nature of the problem Iftherepairisnotcoveredbythewarranty youwillbenotifiedofthecharges incurred If the instrument is to be returned to Hanna Instruments first obtain a Returned Goods Authorization RGA number from the Techni...

Страница 80: ...a Instruments Inc Highland Industrial Park 584 Park East Drive Woonsocket RI 02895 USA www hannainst com Local Office Hanna Instruments USA 270 George Washington Highway Smithfield RI 02917 Phone 800 426 6287 Fax 401 765 7575 e mail tech hannainst com ...

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