Xylem wtw NitraVis 705 IQ Operating Manual Download Page 4

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NitraVis 70x IQ

ba75951e03

05/2017

Maintenance and cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

5.1 Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
5.2 Sensor cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

5.2.1

Cleaning agents and accessories . . . . . . . . . . . . . . . . 34

5.2.2

General steps to be taken . . . . . . . . . . . . . . . . . . . . . . 35

5.2.3

Basic cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

5.2.4

Cleaning the measuring gap . . . . . . . . . . . . . . . . . . . . 37

Spare parts, maintenance equipment, accessories . . . . . . . . 38

What to do if... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

8.1 Measurement characteristics  . . . . . . . . . . . . . . . . . . . . . . . . . . 43
8.2 Application characteristics   . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
8.3 General data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
8.4 Electrical data  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Indexes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

9.1 Explanation of the messages . . . . . . . . . . . . . . . . . . . . . . . . . . 47

9.1.1

Error messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48

9.1.2

Informative messages . . . . . . . . . . . . . . . . . . . . . . . . . 50

9.2 Status info . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

10 Appendix: Glossary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Summary of Contents for wtw NitraVis 705 IQ

Page 1: ...OPERATING MANUAL ba75951e03 05 2017 NitraVis 701 IQ NitraVis 705 IQ OPTICAL SENSOR FOR NITRATE...

Page 3: ...Safe operation 9 2 2 1 Authorized use 9 2 2 2 Requirements for safe operation 9 2 2 3 Unauthorized use 9 3 Commissioning 10 3 1 IQ SENSOR NET system requirements 10 3 2 Scope of delivery of the Nitra...

Page 4: ...cleaning 36 5 2 4 Cleaning the measuring gap 37 6 Spare parts maintenance equipment accessories 38 7 What to do if 40 8 Technical data 43 8 1 Measurement characteristics 43 8 2 Application characteri...

Page 5: ...ng 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 manua...

Page 6: ...equipped with an additional compressed air driven cleaning system which supports the ultrasound cleaning system as necessary 1 3 Measuring principle of the sensor NitraVis 70x IQ The sensor operates...

Page 7: ...am the reference beam 8 over a distance without measuring solution The test sample is between both measurement windows 3 in the measuring gap The receiver of the optical system 4 directs the measuring...

Page 8: ...ight be damaged if the actions mentioned are not taken 2 1 2 Safety signs on the product Note all labels information signs and safety symbols on the product A warning symbol triangle without text refe...

Page 9: ...s for safe operation Note the following points for safe operation The product may only be operated according to the authorized use specified above The product may only be supplied with power by the en...

Page 10: ...of delivery SensorNitraVis 70x IQ Sensor sleeve Shock protectors Operating manual DIQ S 28X Controller software Version 3 72 or higher DIQ S 182 Controller software Version 3 45 or higher MIQ MC3 Con...

Page 11: ...t contact corrosion NOTE Do not suspend the sensor on the sensor connection cable Risk of cable break and water penetration at the cable gland A wide range of mounting accessories is available for the...

Page 12: ...ate is 0 2 m s so the measuring gap is kept clean optimally Fig 3 2 Vertical installation Protection against shocks When installing the sensor always make sure it cannot knock against a wall or anothe...

Page 13: ...ctors proceed as follows Fig 3 4 Mounting the shock protectors 1 Plug the cap pos 2 in Fig 3 4 on one of the two rings pos 1 2 Put the assembled unit on the sensor end and fix it with 2 cable ties pos...

Page 14: ...NET accessories is given in the WTW catalog and on the Internet Are the plug connections dry Before connecting the sensor and sensor connection cable please make sure the plug connections are dry If...

Page 15: ...and the SACIQ SW sensor connection cable and keep them safe 2 Plug the socket of the SACIQ SW sensor connection cable onto the plug head connector of the sensor At the same time rotate the socket so...

Page 16: ...actory The sensor is immediately ready to measure Use calibration after initial ommissioning On the basis of a reference measurement laboratory value check whether the default settings deliver suffici...

Page 17: ...Using S switch from the measured value display to the main menu of the settings Then navigate to the setting menu setting table of the sensor The procedure is described in detail in your IQ SENSOR NET...

Page 18: ...r When the measurement location is changed all virtual sensors are deleted Measuring range Display of the measuring range see chapter 8 TECHNICAL DATA Cal raw value 1 Value pairs of the user calibrati...

Page 19: ...the automatic time controlled cleaning function Cleaning type Ultrasound Air Ultrasound air Cleaning methods adjustment time This menu item is only available with Cleaning mode On The duration of the...

Page 20: ...Commissioning NitraVis 70x IQ 20 ba75951e03 05 2017 Quit The display switches to the next higher level without storing the new settings Menu item Settings Explanations...

Page 21: ...t the absorbance spectrum of the test sample is recorded and set against the stored absorbance spectrum of a zero adjustment measure ment in ultrapure water The algorithm for the calculation depends o...

Page 22: ...nated measurement windows due to difficult sample matrix Damaged measuring windows Lacking quality of the zero adjustment e g due to contaminated ultrapure water The user calibration is not representa...

Page 23: ...chamber or on the measurement windows affect the measured values A Sensor check H2O dest determines the condition of the sensor By checking the sensor with the aid of the Sensor check H2O dest you can...

Page 24: ...was thoroughly cleaned If the Zero adjustment is not successful the sensor is blocked for measurement A successful Zero adjustment is required for the determination of measured val ues Sensor check st...

Page 25: ...ng point of the applica tion This method results in a single point calibration If the application has to cover a wide value range with high measuring accuracy both value pairs should be used for calib...

Page 26: ...dimension and note it down In the case of fluctuating values carry out several measurements and average the individual raw values 7 Take a sample at the same time as the measurement and as close to th...

Page 27: ...nd value pair higher concentration or raw value of the single point calibration Cal ref value 2 0 00 5000 00 Reference value of the second value pair higher concentration or reference value of the sin...

Page 28: ...e location of the Zero adjustment data The data of the sensor checks are not stored The data of the user zero adjustment are stored in the sensor Outlet A successful Sensor check H2O dest is the prere...

Page 29: ...sensor Sensor blocked for measurement Sensor check Standard OK Error 40 40 40 or 40 Operating error or defective sensor Zero adjustment Error OK After several zero adjustments Reset to Factory zero a...

Page 30: ...ing invalid measured value 4 Confirm the maintenance condition with OK 5 Take the sensor out of the test sample 6 Remove the blind plug or unscrew the compressed air connection from the sensor 7 Thoro...

Page 31: ...ill the measuring chamber with standard solution see section 6 12 If there are any air bubbles on the measuring windows remove them by gently knocking on the sensor sleeve with a bar Carry out the int...

Page 32: ...ation data The maintenance condition however has to be switched off again in any case After starting the calibration with the OK key step 16 you can no longer cancel the calibration procedure 16 Confi...

Page 33: ...ul Error Sensor check standard not successful Possible cause wrong or expired standard 17 Confirm the calibration result with OK 18 Confirm the message After successful cal with OK The display returns...

Page 34: ...se the sensor with ultrapure water Accessories Sponge Plastic bristled brushes of different sizes Interdental brushes are suitable for the cleaning of the compressed air chan nels Flocked cleaning car...

Page 35: ...adjustment should be carried out must run through all cleaning steps properly During the cleaning process always keep all surfaces moist to prevent already dissolved contamination and detergents from...

Page 36: ...cable and mounting parts Note Follow the instruction manual of the disinfectant reaction time 4 Remove the blind plug or unscrew the compressed air connection from the sensor 5 Clean the sensor with s...

Page 37: ...ary leave the cleaning card in the measuring gap for a few minutes so the detergent can take effect Thoroughly rinse with ultrapure water the measuring gap and the surrounding areas moistened with det...

Page 38: ...low concentration for 5 mm UVVIS SAC NOx sensors ST 1 481 077 Standard 2 with high concentration for 1 mm UVVIS SAC NOx sensors ST 2 481 078 Description Model Order no Compressed air cleaning set wit...

Page 39: ...no Mounting set for horizontal installation with EH F 170 swing mounting assembly VIS Set EH 481 073 Set for the mounting of UVVIS SAC NOx sensors to the S 200 electrode floater VIS Set F 481 080 Flow...

Page 40: ...4 3 3 Zero adjustment still erroneous after several trials Contact service Unknown See log book Cause Remedy Erroneous user calibration Repeat user calibration Make sure the samples for comparison ar...

Page 41: ...asurement windows section 5 2 4 Check all components of the com pressed air cleaning system com pressor compressed air line sensor rinsing openings Substantial change of test sample sample matrix Carr...

Page 42: ...is 70x IQ too long voltage drop too great Install another power supply module in the vicinity of the sensor Electrical connection between power supply module and NitraVis 70x IQ is interrupted Check t...

Page 43: ...suring range Resolution Inlet NO3 0 0 300 0 mg L 0 1 mg L NO3 N 0 00 60 00 mg L 0 01 mg L Activation NO3 0 0 300 0 mg L 0 1 mg L NO3 N 0 00 60 00 mg L 0 01 mg L Outlet NO3 0 0 750 0 mg L 0 1 mg L NO3...

Page 44: ...ents according to article 3 3 of 97 23 EC pres sure equipment directive Type of protection Sensor with connected SACIQ SW sensor connection cable IP X8 1 bar 105 Pa Immersion depth Operating position...

Page 45: ...protection 60 96 891 120 Socket SACIQ With shock protection 774 865 381 Approx 3 8 kg without shock protectors and without sensor connec tion cable Approx 4 8 kg with shock protectors but without sens...

Page 46: ...UL 61010 1 Certified to CAN CSA C22 2 61010 1 Nominal voltage Max 24VDC via the IQ SENSOR NET for more details see chapter TECHNICAL DATA of the IQ SENSOR NET system operating manual Power consumption...

Page 47: ...or Some error messages contain an internal error code starting with Information on the contents and structure of the log book and the structure of the message code is given in the LOG BOOK chapter of...

Page 48: ...rapure water Repeat the zero adjustment EAM3Ax Meas range exceeded or undercut Check process EC33Ax User calibration erroneous Check raw value reference value pairs Set all values within the measuring...

Page 49: ...low optical measurement Execute zero ajustment ES5541 Failure optical measurement hardware Contact service ES6541 Failure optical measurement software Contact service ES7541 Failure optical measuremen...

Page 50: ...Make sure the sensor operates correctly IC4541 The last valid user zero adjustment was activated Make sure the sen sor operates correctly IC5541 Invalid user zero adjustment was replaced by last valid...

Page 51: ...ings Service List of all compo nents menu see system operating manual by an automated query from a superordinate process control e g when connected to the Profi bus of the IQ Data Server see operating...

Page 52: ...concentration Measured value The measured value is the special value of a measured parameter to be determined It is given as a combination of the numerical value and unit e g 3 m 0 5 s 5 2 A 373 15 K...

Page 53: ...e ready to be measured Ultrapure water H2O dist Ultrapure water is distilled or deionized water suitable for analysis purposes Zero adjustment Measuring and saving the absorbance spectrum of ultrapure...

Page 54: ...Appendix Glossary NitraVis 70x IQ 54 ba75951e03 05 2017...

Page 55: ......

Page 56: ...rove the way water is used conserved and re used in the future is central to our work Our products and services move treat analyze monitor and return water to the environment in public utility industr...

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