Hanna-instruments PCA 310 Manual de usuario Pagina 1

1Instruction ManualPCA 310, PCA 320, PCA 330Chlorine, pH, Temperature, ORPAnalyzerswww.hannainst.com

10FUNCTIONAL DESCRIPTION 1. Alarms, dosing, system error LED’s 2. Character Display 3. Cable glands 4. Keypad 5. Peristaltic Pump 6. Access Poin

11DISPLAY, LEDS AND KEYBOARDDISPLAYThe display contains 4 lines with 20 characters on one line.The information and error messages are clearly displaye

121 - measured value (chlorine, pH, ORP or temperature)2 - measurement units (mg/L, pH, mV, °C or °F)3 - current time in format HH:MM4 - warnings, ala

13LEFT and RIGHT ARROWS• select an error message,• select an item to edit or• select the current digit for editing.MENU enter in menu mode.CFM confi

14SPECIFICATIONS)sledomllA(GNISODDNATNEMERUSAEMENIROLHCegnaRL/gm00.5ot00.0noituloseRL/gm10.0ycaruccAretaergsirevehcihwL/gm50.0±ro%8±noitaivedCMElacipy

15)033ACPdna023ACP(TNEMERUSAEMERUTAREPMETegnaR)F°761ot14(C°0.57ot0.5noituloseRC°1.0ycaruccAC°5.0±noitaivedCMElacipyTC°5.0±)sledomllA(SREHTOtuptuoredro

16OPERATING DESCRIPTIONCHLORINE MEASUREMENTReferring to the drawing on page 10 and the Fluidic Diagramon page 17, the Sample Line is connected to the

17METHOD OF ANALYSISFree availablechlorine oxidizesthe DPD indicatorreagent at a pHbetween 5.5 and6.0 to form a ma-genta-coloredcompound. Theintensit

18INITIAL PREPARATION AND INSTALLATIONINSTALLATION PERSONNELInstallation of the PCA 310-330 Chlorine, pH, ORP andtemperature analyzers should be under

19A 1/2 BSP sample input fitting allows direct connection to theoptional input filter.Sample line pressure should be between 0.07 and 4 bar (1and 57.2

2Dear Customer,Thank you for choosing a Hanna Product.This instruction manual has been written for the following:PCA 330 – Chlorine, pH, temperature,

20Return Line InstallationThe return hose fitting is a 12 mm (1/2”) hose barb on thebottom of the regulator output port and should always beconnected

21the protective cap from electrodes and electrodes connectors.Screw the pH probe (HI 1005HI 1005HI 1005HI 1005HI 1005) in the lower position and the

22them. Place the indicator bottle (HI 70450 for free chlorineand HI 70460 for total chlorine) on the right and the bufferbottle (HI 70451 for free ch

233) Open front panel.4) Remove the cover screws (Allen head).5) Do not remove peristaltic pump or motor.6) Unplug all alarms and recorder jacks.Feed

24DOSINGCHLORINEDOSINGCHLORINECNOAlarm RelayA system alarm feature provides relay activationto signal that the measuring value exceed thealarm setpoin

25Acid/alkali Dosing RelayAcid/alk dosing relay is activated (Common connectedto Normal Open) depending on the setpoint andselected delta. If the anal

26STARTUPTo power up the analyzer open the electronicbox door and turn on the main switch.When the analyzer is powered up, the displaybacklight is tur

27USER INTERFACEPANELS ORGANIZATIONThe PCA 310 – 330 analyzers provide a friendly interface thatdisplay all important parameters of the analyzer. The

28One row with messages is also displayed.When the displayshow one of this pan-els, pressing “CFM”,will enter in the pan-els related to the pa-rameter

29The display go in largedigits panel if no keyis pressed for about 4minutes. If key ispressed, the displayreturns in the panelwhere it was before.Pre

3TABLE OF CONTENTSPRELIMINARY EXAMINATION...6GENERAL DESCRIPTION...7ME

30If correct password is entered and confirmed, the analyzer willgo in menu mode.If wrong password is entered, the analyzer displays “Passwordincorre

31For list type parameterIn this case the cursor will blink and first letter alternates with ablack square. To modify the value press “UP” or “DOWN”ar

32Pressing “RIGHT” or “LEFT” arrow keys, another parametercan be set.Pressing “ESC” key will return to menu.Note: If the edited value is outside the a

33GENERAL SETTINGSThe analyzer settings,common for all mea-surements, are groupedin “General Menu”.CHANGING THE PASSWORDThe password is a numeric val

34WORKING MODEThree working modescould be selected forthe analyzer. The selec-tion is available in“General Menu” -“System Functions” -“Manual Commands

35READ ON DEMANDWhen this function is selected, (“General Menu” - “SystemFunctions” - “Manual commands” - “Read On Demand”) anew chlorine measuring c

36CHLORINE SETTINGSThe settings related tochlorine measurementare grouped in “Chlo-rine Menu”. The fol-lowing options areavailable:REAGENT CHANGINGOne

37MEASURE SETTINGSSelect “Chlorine Menu” - “Measure Settings” and set the“Period” between 3 and 90 minutes.Period (sampling rate) is the elapsed time

38The output will be proportional with chlorine if the read valueis between those limits.Example: if the 0.0 to 20.0 mA recorder output has been selec

39To modify the Delta, edit the “Delta” line. The available valuesare 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1, 1.5, 2, 3, 4, 5.Note: The speed

4Changing the password ... 33Setting the language ... 33Analyzer serial number and sof

40CALIBRATE THE MEASURING CELLThe PCA 310-330 analyzers have the possibility to calibratethe measuring cell.When a new calibration is performed, calib

41• With a calibrated meter take a measure of the sample. Thisis the calibration value.• Wait for the PCA to display the new reading.• Go in “Chlorine

42ANALOG OUTPUTThe type of analog output could be set as described in “Ana-log output” chapter. The analog output span for pH could beset in “pH Menu”

43The analog output will have the value:analog output [mA] = 4 + 16 * dosing time/Period [mA]Note: If the measured pH is lower (or higher for acid dos

44pH CALIBRATION (PCA 320, PCA 330)It is recommended to perform pH calibration when the probeis replaced and after any cleaning action.The analyzer ca

45For accurate calibration use two different beakers for each buffersolution, the first one for rinsing the probe and the second onefor calibration. B

46• The analyzer prompts for the second buffer selection, anddisplays the message “Select buffer pH... or press SET forone point cal.”.Pressing “SET”

47• Wait for readings to stabilize.• Enter in “pH Menu”- “Cal. pH Probe” - “Process pH Cal.”and enter in the“Cal. Value” fieldthe reading from therefe

48TEMPERATURE SETTINGS (PCA 320, PCA 330)Settings related totemperature mea-surement are groupedin “TemperatureMenu”. The followingoptions are availab

49“Min. Rec” will set therecorder lower limitand “Max. Rec” willset the recorderhigher limit. The Max.Rec. value must begreater than Min.Rec. value.Th

5Analog output... 48Alarms ... 49ORP SETTINGS (PCA 330)

50ORP SETTINGS (PCA 330)Settings related to ORPmeasurement aregrouped in “ORPMenu”. The followingoptions are available:MEASURE INFOThe analyzer calcul

51ALARMSTwo alarm setpoints are available for ORP: Alarm high andAlarm low.The ALARM LED and relay are activated when the ORP valueis higher than Alar

52ANALOG OUTPUTSThe PCA 310-330 analyzers has two current analog outputs.Each one can be configured as 0-20 mA, 4-20 mA or dosingtype. Also they can b

53CALIBRATE THE ANALOG OUTPUTSThe analog output is factory calibrated. Recalibration is notneeded when the output type is changed.If, for any reason,

54OUTPUT MIDDLE RANGETo easily adjust a recorder offset, the analog output could beset to middle range. In this case the output is set to 12 mA or10 m

55SYSTEM LOGThe PCA 310-330 analyzers have a permanent loggingfunction. Up to 3500 records could be stored. At a samplinginterval of 3 minutes the log

56When the searching is in work, the message “SearchingRecords” is displayed.The search result could be:• “No records found” meaning that no records

57SERIAL COMMUNICATIONThe PCA 310-330 have one RS485 serial communication port.The serial communication is galvanically isolated from otheranalyzer pa

58GSMGSM MODEIf the “Type” is set to GSM, the analyzer will work with HI 504900GSM module. This connection enables the analyzer to sendSMSs to one (or

59One or two phone numbers associated with the service - towhich the messages will be sent – must be set. The numberhas to be entered in the fields na

6PRELIMINARY EXAMINATIONRemove the analyzer from the packing material and examineit carefully to make sure that no damage has occurred duringshipping

60If a wrong PIN was entered three times, the user has to extractthe SIM card and manually enter the PUK number using hisown cellular phone to unlock

61The phone call advises the user that something happened onthe PCA analyzer and SMS is going to be received. Is notnecessary to answer the phone cal

62Note: If the analyzer is waiting for confirmation after sending analarm SMS, the received SMS will be just stored on the SIMuntil the confirmation i

63This particular situation is managed as an error occurrenceand a confirmation of the SMS reception is waited. After that,a “GSM no credit” warning a

64MODEM CONNECTIONModem connection can be established between PCA 310-330and a remote computer. The connection allows the user tointerrogate the anal

65MAINTENANCEThe PCA 310, PCA 320 and PCA 330 analyzers incorporateseveral technologies to minimize the maintenance.Also, if the GSM module is connect

66ELECTRODE CONDITIONING AND MAINTENANCEPreparationRemove the probe protective cap.DO NOT BE ALARMED IF ANY SALT DEPOSITS ARE PRESENT.This is normal w

67Cleaning procedureGeneral Soak in Hanna HI 7061 General CleaningSolution for approximately ½ hour.Removal of films, dirt or deposits on the membrane

68CHANGING PERISTALTIC PUMP TUBINGIt is recommended that the peristaltic pump tubes be changedon a regular basis depending on sampling period and oper

69HI 70479HI 70473HI 70474 or HI 70475TUBING REPLACEMENTThe remaining tubing in the analyzers should be replacedevery two months.When installing new t

7GENERAL DESCRIPTIONThe Hanna PCA 310, PCA 320 and PCA 330 series of chlo-rine, pH, ORP and temperature analyzers are microprocessorcontrolled, proces

70Allow sulfuric acid to stand in the measuring cell for 15 min-utes to dissolve any foreign materials adhering to the cell walls.Wipe the cell interi

71ERRORS, ALARMS AND WARNINGSThe possible error, alarm and warning messages are describedbelow with a short suggestion about the needed action toremov

72The chlorine value not increase at least with 0.05 ppmeven if the chlorine dosing pump is running full time for“Max On time”. In this particular cas

73“High ORPHigh ORPHigh ORPHigh ORPHigh ORP” on LCD and “H ORPH ORPH ORPH ORPH ORP” on SMSThe ORP is over the Alarm High setpoint.Change the setpoint,

74Recharge the SIM card and change the expiration date orset the “Chk. Charge” Inactive.“GSM No CreditGSM No CreditGSM No CreditGSM No CreditGSM No Cr

75HI 70475 Peristaltic pump tube (2 pcs)HI 70476 Reagent bottle inside tube (6 pcs)HI 70477 Y strainer and the tube from Y strainer to cell (6 pcs)HI

76Printed in Romania, EU MAN330 07/09Hanna Instruments Inc.Highland Industrial Park584 Park East DriveWoonsocket, RI 02895 USALocal Sales and Custome

813 standards. Molded fiberglass polyester has outstandingchemical and temperature resistance.The case provides wall mounting capability and door gask

9The analyzer can store up to 3500 readings (at least 7 days at3 minutes sampling interval), that are available for consultingor downloading.The PCA 3