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wtw AmmoLyt Plus 700 IQ, Operating Manual

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wtw AmmoLyt Plus 700 IQ Operating Manual Download Page 44

Maintenance and electrode exchange

AmmoLyt

®

Plus

700 IQ

6 - 2

ba75651e03

08/2009

Fig. 6-1

Sample equipment of the VARiON

®

 Case calibration and maintenance case

9

6

7

10

8

11

2

3

4

5

1

1

Blind plug

2

Special socket wrench

3

Polishing strip

4

Replacement electrodes with watering caps

5

Compartments for various accessories (wiping cloths, sample 
bottles, personal protective equipment etc.)

6

Recess for sensor

7

Storing solution for reference electrode

8

Replacement reference electrode with storing aids

9

Calibration standards

10

Operating manual

11

Protective hood

Summary of Contents for AmmoLyt Plus 700 IQ

Page 1: ...ba75651e03 08 2009 AmmoLyt Plus 700 IQ Operating manual IQ SENSOR NET Modular sensor for ammonium...

Page 2: ...lso we cannot guarantee that there are absolutely no errors in this manual Therefore we are sure you will understand that we cannot accept any legal claims resulting from the data figures or descripti...

Page 3: ...r measurement 3 5 3 4 1 Equipping the sensor with electrodes 3 5 3 4 2 Mounting the protective hood 3 6 3 4 3 Connecting the sensor to the IQ SENSOR NET 3 7 3 5 Settings 3 9 3 5 1 General information...

Page 4: ...1 7 1 Electrodes 7 1 7 2 General accessories 7 1 8 What to do if 8 1 8 1 Interpretation of the drift voltage 8 1 8 2 Error causes and remedies 8 2 9 Technical data 9 1 9 1 Measuring characteristics 9...

Page 5: ...rating manual has a modular structure like the IQ SENSOR NET itself It consists of a system operating manual and the operating manuals of all the components used Please file this component operating m...

Page 6: ...les for this Automatic potassium compensation With the aid of the automatic potassium compensation the influence of potassium ions on ammonium measurement due to measuring technique is compensated for...

Page 7: ...section 1 3 RECOMMENDED FIELDS OF APPLICATION the measuring characteristics of the electrodes remain stable for their entire service life Thus calibration is no longer required Possible changes of th...

Page 8: ...determination of ammonium ions in water or wastewater applications It supplements D O measurement in the aeration tank of waste water treatment plants and enables an efficient process control of nitro...

Page 9: ...as developed for applications in online measurement essentially in the field of wastewater treatment Thus we assume that the operators are familiar with the necessary precautions to take when dealing...

Page 10: ...SOR NET accessories 2 2 General safety instructions The sensor left the factory in a safe and secure technical condition Function and operational safety The failure free function and operational safet...

Page 11: ...nder adverse conditions for a lengthy period of time z is visibly damaged z no longer operates as described in this manual If you are in any doubt contact the supplier of your sensor Obligations of th...

Page 12: ...Safety instructions AmmoLyt Plus 700 IQ 2 4 ba75651e03 08 2009...

Page 13: ...z Reference electrode VARiON Ref z Depending on the set the suitable selection from the following measurement and compensation electrodes VARiON Plus NH4 ammonium electrode VARiON Plus K potassium ele...

Page 14: ...g on the system z DIQ S 182 Software Version 3 21 or higher z MIQ C184 XT Controller software Version 2 83 or higher Terminal software Version 2 91 or higher z MIQ MC Controller software Version 2 83...

Page 15: ...that protects the screw in thread The watering cap contains 3 mol l potassium chloride solution Before mounting unscrew the watering cap Then using the special hexagon key unscrew the electrode from t...

Page 16: ...e electrode Caution The membrane of the electrode must not z dry up follow notes on storage z be damaged z be brought into contact with grease Notes on storage If you will not use the electrode for a...

Page 17: ...ng of the electrodes and the receptacle are dry and clean The AmmoLyt Plus 700 IQ may only be submersed when the electrodes or original blind plugs are mounted Note More detailed information on the el...

Page 18: ...h the special socket wrench z Screw until the electrode seats without any gap on the electrode support Thus the tightness and electrical contacting are granted Note When mounted the electrodes can be...

Page 19: ...ation on this and other IQ SENSOR NET accessories is given in the WTW catalog and on the Internet Note Do not suspend the sensor on the sensor connection cable Use an armature or electrode holder Info...

Page 20: ...the sensor to the sensor connection cable Fig 3 5 Connect the sensor 1 Take the protective caps off the plug connections of the sensor and the SACIQ sensor connection cable and keep them safe 2 Plug...

Page 21: ...rode displayed as the extra sensor AmmoLyt K Carrying out settings With S switch to the main settings menu from the measured value display Then navigate to the setting menu setting table of the sensor...

Page 22: ...e Measuring range Measuring mode mV z 2000 2000 mV Fixed range AmmoLyt K z hide z display hide standard setting The potassium electrode is not displayed as an extra sensor in the measured value displa...

Page 23: ...accordingly corrected by the entered potassium content Note Detailed information on the subject of potassium compensation is given in the WTW primer ION SELECTIVE MEASUREMENT IN ONLINE ANALYSIS Potass...

Page 24: ...nsor it is necessary to place it in a container with at least 2 liters of water z Leave the sensor in this container for at least 15 minutes while stirring occasionally then carry out the adjustment I...

Page 25: ...g l z mV Citation form of the mass concentration or voltage of the electrode Measuring range Measuring mode K mg l z 1 1000 mg l Fixed range Measuring range Measuring mode mV z 2000 2000 mV Fixed rang...

Page 26: ...place it in a container with at least 2 liters of water z Leave the sensor in this container for at least 15 minutes while stirring occasionally then carry out the adjustment If the temperature differ...

Page 27: ...RECOMMENDED FIELDS OF APPLICATION the measuring characteristics of the electrodes remain stable for their entire service life Thus calibration is no longer required Possible changes of the sample matr...

Page 28: ...ibration procedure for the selected combination electrode s It becomes effective if the procedure was successfully carried out The electrode zeroing can be carried out by the user for each electrode a...

Page 29: ...are easily and understandably explained on the display In addition you can call up an Online help for each step To do so use the arrow keys STWX or toggle switch ST to move the highlighting to the On...

Page 30: ...the lab step 2 you can use the sensor for control purposes again by switching the maintenance condition off and thus releasing the linked outputs The sensor continues to use the data of the previous m...

Page 31: ...e g AmmoLyt Plus 700 IQ z Photometer Photometer with software for the IQ LabLink procedure e g photoLab 6000 spectroFlex series Course of the IQ LabLink procedure Note To carry out the matrix adjustme...

Page 32: ...djusted electrode you can individually decide whether the values should be stored for measurement Note If the matrix adjustment was erroneous due to an incorrect determination or entry of the referenc...

Page 33: ...tting table as necessary How to do this is described on page 3 10 The log book message is given in the log book message code IC5395 Date Date of the matrix adjustment S Slope mV of the electrode The s...

Page 34: ...mmended application A check in standard solutions is only of significance if all basic conditions cleanness conditioning etc are strictly kept Calibration can cause major measurement errors if the bas...

Page 35: ...r measurement The procedure can however be used as a mere check method Calibration is documented in the calibration history and in the log book Standard solutions For the check or calibration the foll...

Page 36: ...tion VARiON ES 2 z Make sure the depth of immersion is sufficient minimum 5 cm z Make sure there are no air bubbles in front of the electrode membrane z Conditioning times During the conditioning step...

Page 37: ...parately For a calibration procedure to be valid the potential level slope and drift voltage must be within certain ranges Valid ranges for slope and drift potential The valid potential levels MIN MAX...

Page 38: ...ix adjustment the values for the slope are marked by a star because they were not changed by this procedure DV Drift voltage mV After an electrode zeroing and subsequent calibration or matrix adjustme...

Page 39: ...The IQ SENSOR NET does not keep an extra log book for this sensor Log book messages are displayed with the main sensor AmmoLyt If you do not set the potassium electrode to be displayed as an extra se...

Page 40: ...Matrix adjustment check and calibration AmmoLyt Plus 700 IQ 4 14 ba75651e03 08 2009...

Page 41: ...ENT PARTS AND ACCESSORIES 5 2 Factors affecting the measured value Caution Greases oils certain tensides and similar substances can shorten the operational lifetime of the electrodes Therefore they sh...

Page 42: ...Measuring AmmoLyt Plus 700 IQ 5 2 ba75651e03 08 2009...

Page 43: ...condition each time the sensor is taken out of the measuring position This avoids unwanted reactions of linked outputs More information on the maintenance condition is given in the relevant IQ SENSOR...

Page 44: ...1 Blind plug 2 Special socket wrench 3 Polishing strip 4 Replacement electrodes with watering caps 5 Compartments for various accessories wiping cloths sample bottles personal protective equipment etc...

Page 45: ...disconnect the sensor from the sensor connection cable please note the following points z Before disconnecting the sensor from the SACIQ sensor connection cable remove any larger pieces of contaminat...

Page 46: ...tled for cleaning as follows Fig 6 2 Dismantling the coupling ring After the parts have been cleaned reassemble the coupling ring in reverse order When doing so make sure that the tapered side of the...

Page 47: ...ed when the electrodes or original blind plugs are mounted Use the special socket wrench provided to dismantle an electrode Electrodes are installed as described in section 3 4 1 EQUIPPING THE SENSOR...

Page 48: ...Maintenance and electrode exchange AmmoLyt Plus 700 IQ 6 6 ba75651e03 08 2009...

Page 49: ...Ref 107042 Ammonium electrode VARiON Plus NH4 107044 Potassium electrode VARiON Plus K 107046 Description Model Order no 250 ml potassium chloride solution for the storage of the electrode KCl 250 109...

Page 50: ...es 1 nut transparent 1 watering cap with sponge 1 nut black 1 watering cap without sponge for reference electrode VARiON Epack 107057 Description Model Order no Description Model Order no Empty case f...

Page 51: ...istory of the combination electrodes In the following cases assessment is relatively easy z If the drift voltages of all combination electrodes show the same trend i e the drift voltages have shifted...

Page 52: ...ror messages in the log book Liquid in the sensor shaft Sensor defective send it back Cause Remedy No matrix adjustment or calibration carried out Adjust or calibrate the electrode Adjustment or calib...

Page 53: ...rously Measurement compensation electrode Air bubble behind the membrane Hold the electrode in a vertical position with the membrane down and knock it on the side with the special socket wrench Measur...

Page 54: ...in the online help Recalibrate the electrode Reference electrode or measurement electrode defective due to aging see section 8 1 Replace defective electrode Cause Remedy Error during procedure e g con...

Page 55: ...measurement Selectable procedures for interfering ions compensation Main measured parameter Ammonium Secondary measured parameter Temperature Compensation parameter Potassium depending on the electrod...

Page 56: ...CIQ sensor connection cable connected IP 68 0 2 bar 2 x 104 Pa Depth of immersion min 50 mm max 2 m depth Operating position Electrode support pointing downward maximum angle to the plumb line 60 Fiel...

Page 57: ...ectrical data Shaft V4A stainless steel 1 4571 Protective hood POM Electrode support POM Temperature probe V4A stainless steel 1 4571 Plug head connector housing POM Plug 3 pole ETFE blue Tefzel Elect...

Page 58: ...100 mg l NH4 N 5 to 50 mg l K VARiON Plus NH4 VARiON Plus K VARiON Ref Electrodes Enclosure POM POM PVC Clamping ring POM POM Membrane soft PVC with stainlesssteel protective grating soft PVC with sta...

Page 59: ...al Note The last three digits of the message code identify the source of the message z 522 AmmoLyt Plus 700 IQ armature component class ADA adapters z 395 AmmoLyt Plus 700 IQ ammonium kalium sensor 10...

Page 60: ...ted Measuring with old calibration values Check calibration conditions and calibration standard View calibration history Service sensor immediately see operating manual ICA395 Electrode check successf...

Page 61: ...a manual query in the menu Einstellungen Settings Service List of all components see system operating manual z via an automated query of a superordinate process control e g when connected to the Prof...

Page 62: ...Indexes AmmoLyt Plus 700 IQ 10 4 ba75651e03 08 2009...

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