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Maintenance, cleaning, disposal, and replacement

TriOxmatic

®

690

24

ba25314e05

09/2020

3

Remove the screw cap from the safety cap of the cleaning 
attachment.

4

Fill the screw cap with RL-AG/Oxi cleaning solution (see 
section 5.8 M

AINTENANCE

 

EQUIPMENT

 

AND

 

REPLACEMENT

 

PARTS

).

5

Screw the sensor with the safety cap onto the screw cap.

6

Leave the cleaning solution for a maximum of 1 hour to take 
effect.

Содержание WTW TriOxmatic 690

Страница 1: ...OPERATING MANUAL ba25314e05 09 2020 TriOxmatic 690 DISSOLVED OXYGEN SENSOR...

Страница 2: ...TriOxmatic 690 2 ba25314e05 09 2020 Copyright 2020 Xylem Analytics Germany GmbH Printed in Germany...

Страница 3: ...cope of delivery 8 3 2 Installation 8 3 3 Commissioning Getting the instrument ready for measuring 8 4 Measuring Operation 9 4 1 Measuring 9 4 2 Calibration 9 4 2 1 General information on calibration...

Страница 4: ...4 ba25314e05 09 2020 5 8 Maintenance equipment and replacement parts 31 6 What to do if 32 7 Technical data 34 7 1 General data 34 7 2 Measurement conditions 36 7 3 Characteristic data on delivery 37...

Страница 5: ...of the D O sensor 1 2 Recommended fields of application Stationary measurements in water wastewater applications 1 Protective hood 2 WP 600 membrane cap 3 Electrode unit 4 Shaft Electrode unit 5 Gold...

Страница 6: ...ituation that can lead to serious irreversible injury or death if the safety instruction is not fol lowed CAUTION indicates a possibly dangerous situation that can lead to slight reversible injury if...

Страница 7: ...ny other use is considered unauthorized 2 2 2 Requirements for safe operation Note the following points for safe operation The product may only be operated according to the authorized use specified ab...

Страница 8: ...ning Getting the instrument ready for measuring Precision measurements Recommendation In order to carry out precision measurements leave the sensor to polarize for a longer period of time e g overnigh...

Страница 9: ...calibration Why calibrate During the operation of a D O sensor the slope of the D O sensor changes with time The calibration procedure determines the current slope of the sensor When to calibrate Cali...

Страница 10: ...r into the calibrating position To do so position the sensor approx 2 cm above a water surface best in a narrow bucket or similar container with water When doing so no liquid should be brought on the...

Страница 11: ...e function check not in air but in air saturated water that has a higher temperature The function check is carried out in the measuring mode saturation 1 Take the sensor out of the measuring solution...

Страница 12: ...value lies outside the range of precision required by the user clean the sensor shaft and membrane see section 5 2 and calibrate the sensor see section 4 2 In the case of air temperatures under 5 C d...

Страница 13: ...e case of pollution according to visual check in the case of suspected incorrect measured values usually too low if the measured value lies outside the range of precision required by the user during t...

Страница 14: ...ays wear protective gloves and protective goggles NOTE Clean the membrane very carefully Make sure the membrane is not damaged e g by sharp edged ob jects by laying it on sharp stones etc 4 Carefully...

Страница 15: ...nce cleaning disposal and replacement 15 ba25314e05 09 2020 7 Screw the protective hood back on again 8 If necessary carefully dry the membrane with a lint free paper towel 9 Calibrate the sensor see...

Страница 16: ...electrode and silver counter electrode have been cleaned NOTE Before unscrewing the membrane cap disconnect the sensor from the instrument Otherwise undesirable electrochemical reactions can oc cur t...

Страница 17: ...roughly with water and consult a doctor During working activities always wear suitable protective gloves and protective goggles face shield Follow the safety datasheet 5 Unscrew the membrane cap for d...

Страница 18: ...0 8 Thoroughly rinse the sensor head with electrolyte solution 9 Fill a new WP 600 membrane cap with ELY A electrolyte solution see section 5 8 MAINTENANCE EQUIPMENT AND REPLACEMENT PARTS 10 Throw awa...

Страница 19: ...rotective goggles face shield Follow the safety datasheet 11 Remove any air bubbles by carefully tapping the membrane cap 12 Screw the membrane cap onto the shaft while holding the sensor at an angle...

Страница 20: ...e cap and electrolyte solution NOTE Before unscrewing the membrane cap disconnect the sensor from the instrument Otherwise undesirable electrochemical reactions can oc cur that may lead to the destruc...

Страница 21: ...ontact with the eyes rinse thoroughly with water and consult a doctor During working activities always wear suitable protective gloves and protective goggles face shield Follow the safety datasheet 4...

Страница 22: ...tion 5 8 MAINTENANCE EQUIPMENT AND REPLACEMENT PARTS with deionized water 2 Using the rough side of the wet SF 300 polishing strip polish off any contamination from the gold working electrode using li...

Страница 23: ...ver counter electrode in a beaker NOTE The reference electrode must not come into contact with the cleaning solution under any circumstances This could destroy the reference electrode and cause the se...

Страница 24: ...crew cap from the safety cap of the cleaning attachment 4 Fill the screw cap with RL AG Oxi cleaning solution see section 5 8 MAINTENANCE EQUIPMENT AND REPLACEMENT PARTS 5 Screw the sensor with the sa...

Страница 25: ...nd replacement 25 ba25314e05 09 2020 7 Unscrew the screw cap 8 Thoroughly rinse the electrode unit with the safety cap on with deionized water 9 Unscrew the safety cap 10 Rinse the sensor head and ele...

Страница 26: ...deionized water for at least an hour 12 Carefully shake off the drops of water 13 Fill a new WP 600 membrane cap and screw it on see section 5 3 CHANGING THE ELECTROLYTE AND MEMBRANE CAP 14 Connect th...

Страница 27: ...r any circumstances This could destroy the reference electrode and cause the sensor to become defective 1 Wipe the silver counter electrode with a lint free paper towel and carefully remove any loose...

Страница 28: ...5314e05 09 2020 4 Leave the cleaning solution to work for 1 hour 5 Rinse the sensor head and electrode unit several times with deionized water 6 Water the sensor head and electrode unit in deionized w...

Страница 29: ...accelerates the removal of oxygen from the solution The sensor should be in operation for at least 1 hour before the inspection Test procedure 8 Fill a new WP 600 membrane cap and screw it on see sect...

Страница 30: ...Observe the allowed temperature range see chapter 7 TECHNICAL DATA The sensor may be stored in any position 5 7 Disposal We recommend to dispose of the sensor without the membrane cap as electronic r...

Страница 31: ...n 50 ml cleaning solution polishing film ZBK 600 202 620 Replacement membrane caps 2 pieces WP 600 2 202 850 Electrolyte solution 1 bottle x 50 ml ELY A 205 212 Cleaning solution for silver counter el...

Страница 32: ...sensor according to operating manual wait at least 15 minutes and recalibrate In the case of contamination that cannot be removed Exchange the membrane cap and electrolyte Cause Remedy Contaminated el...

Страница 33: ...long time Clean the outside of the sensor then recalibrate section 5 2 and section 4 2 Cause Remedy Cause Remedy Membrane head loose Screw the membrane cap tight Membrane does not fit snugly on the go...

Страница 34: ...surement Temperature compensation Material 199 38 40 approx 660 g Material Fluorine plastic Thickness 50 m ELY A Via integrated NTC 5 C 60 C Accuracy 0 5 K Resolution 0 1 K IMT integrated membrane tem...

Страница 35: ...FCC class A Integrated lightning protection Yes Test certificates CE cUL UL Protection ring POM Cable gland V4A stainless steel 1 4571 Cable sheath PUR Length 1 5 m 7 m 15 m special lengths on request...

Страница 36: ...0 m depth Operating position Any if the minimum approach flow is guaranteed Approach flow 5 cm s at 1 measurement accuracy D O concentration 0 0 60 0 mg l D O saturation 0 600 0 1200 mbar pO2 In the c...

Страница 37: ...n technique Connection cable permanently mounted on the sensor Connection to the measuring transmitter via 7 pole screw plug WARNING All voltages must be protective low voltages or safety extra low vo...

Страница 38: ...Technical data TriOxmatic 690 38 ba25314e05 09 2020...

Страница 39: ......

Страница 40: ...uildings factories and farms In more than 150 countries we have strong long standing relationships with customers who know us for our powerful combination of leading product brands and applications ex...

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