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Xylem WTW SensoLyt 700 SW, Operating Manual

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Overview

TriOxmatic

®

700 (SW)

48

ba25307e06

07/2015

1.2

Recommended fields of application

TriOxmatic 700

Stationary measurements in water/wastewater applications.

TriOxmatic 700 SW

Stationary measurements in seawater, aquaculture.

1.3

Instrument identification

Instrument identification

The instrument designation (end of name "-99" for SW model) is 
impressed on the plug end of the cable. The series number is engraved 
in the closing head. Have these designations ready in case of queries 
to the WTW service department.

Summary of Contents for WTW SensoLyt 700 SW

Page 1: ...ba25307e06 07 2015 TriOxmatic 700 TriOxmatic 700 SW 43 Operating manual D O sensor TriOxmatic 700 TriOxmatic 700 SW...

Page 2: ...nt Also 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 descr...

Page 3: ...eneral information on calibration 54 4 2 2 Calibration in water vapor saturated air 55 4 3 Function check 56 5 Maintenance cleaning disposal and replacement 59 5 1 General maintenance instructions 59...

Page 4: ...Contents TriOxmatic 700 SW 46 ba25307e06 07 2015...

Page 5: ...he TriOxmatic 700 SW Fig 1 1 Structure of the D O sensor example TriOxmatic 700 1 Protective hood 2 WP 600 membrane cap 3 Electrode unit 4 Shaft Electrode unit 5 Gold working electrode cathode 6 Insul...

Page 6: ...tions TriOxmatic 700 SW Stationary measurements in seawater aquaculture 1 3 Instrument identification Instrument identification The instrument designation end of name 99 for SW model is impressed on t...

Page 7: ...signal word e g Caution indicates the level of the danger Warning indicates instructions that must be followed precisely in order to prevent serious dangers to persons Caution indicates instructions t...

Page 8: ...g the operation and transport of the sensor Protect the sensor particularly against frost or overheating Safe operation If safe operation is no longer possible the sensor must be taken out of operatio...

Page 9: ...00 SW connection cable has a screw plug to be connected to the Oxi input socket of a measuring transmitter It is connected to the terminal strip of measuring transmitters without an Oxi input socket v...

Page 10: ...ng transmitter is operating Precision measurements Recommendation In order to carry out precision measurements leave the sensor to polarize for a longer period of time e g overnight and recalibrate it...

Page 11: ...measured value is available immediately on submersing Note Do not suspend the sensor on the sensor connection cable Use a sensor holder or armature Information on this and other TriOxmatic 700 SW acc...

Page 12: ...bration takes place in water vapor saturated air To do so position the sensor approx 2 cm above a water surface for example in a narrow bucket or similar container with water In the case of air temper...

Page 13: ...t sparkles Then immerse the sensor in a vessel with air saturated water calibrating position and calibrate as described above 1 If necessary clean the sensor and membrane and dry the membrane see sect...

Page 14: ...ration Function check in water vapor saturated air Proceed as follows Note If there are large temperature differences between the sample and the air above the surface of the water a balancing period o...

Page 15: ...on required by the user Measured values outside the required precision If the measured value lies outside the range of precision required by the user clean the sensor shaft and membrane see section 5...

Page 16: ...Measuring Operation TriOxmatic 700 SW 58 ba25307e06 07 2015...

Page 17: ...shaft and membrane For normal operation e g municipal wastewater cleaning and calibration are strongly recommended in the case of pollution according to visual check in the case of suspected incorrect...

Page 18: ...brane is not damaged e g by sharp edged objects by laying it on sharp stones etc 1 Pull the sensor out of the sample 2 Get rid of any coarse contamination on the sensor e g brush it off in a bucket of...

Page 19: ...ance cleaning disposal and replacement 61 ba25307e06 07 2015 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...

Page 20: ...ng electrode and silver counter electrode have been cleaned Caution Before unscrewing the membrane cap disconnect the sensor from the instrument Otherwise undesirable electrochemical reactions can occ...

Page 21: ...se thoroughly 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...

Page 22: ...15 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 aw...

Page 23: ...protective 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 angl...

Page 24: ...period of time e g overnight and recalibrate it the following day Note In the following cases you must refill the sensor once more If there are large air bubbles If there are air bubbles on the gold w...

Page 25: ...rochemical reactions can occur that may lead to the destruction of the sensor Preparatory activities Caution The ELY A electrolyte solution irritates eyes skin and mucus membranes If it comes into con...

Page 26: ...Maintenance cleaning disposal and replacement TriOxmatic 700 SW 68 ba25307e06 07 2015 6 Rinse the sensor head with tap water...

Page 27: ...le the sensor to be calibrated again For safety however we recommend to also clean the silver counter electrode see section 5 4 2 and to use a new membrane cap afterwards 1 Moisten the gold working el...

Page 28: ...er counter electrode in a beaker Caution The reference electrode must not come into contact with the cleaning solution under any circumstances This could destroy the reference electrode and cause the...

Page 29: ...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 MAINTENANCE EQUIPMENT AND REPLACEMENT PARTS 5 Screw the sensor with the...

Page 30: ...iOxmatic 700 SW 72 ba25307e06 07 2015 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 el...

Page 31: ...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 t...

Page 32: ...nder 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 loo...

Page 33: ...a25307e06 07 2015 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...

Page 34: ...3 addition of 1 mg l of a cobalt II salt 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...

Page 35: ...ee 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 refuse Caution The ELY A electrolyte solu...

Page 36: ...tion Model Order no Accessory kit 2 replacement membrane caps 50 ml electrolyte solution 50 ml cleaning solution polishing film ZBK 600 202 620 Replacement membrane caps 2 pieces WP 600 2 202 850 Elec...

Page 37: ...s and recalibrate In the case of contamination that cannot be removed Exchange the membrane cap and electrolyte Cause Remedy Contaminated electrodes or sensor toxification Clean the electrodes see sec...

Page 38: ...Mechanical damage to the sensor Cause Remedy Membrane head loose Screw the membrane cap tight Membrane does not fit snugly on the gold working electrode Change the membrane cap then recalibrate see s...

Page 39: ...ly operated 3 electrode system Dimensions Weight without sensor connection cable Membrane Electrolyte Temperature measurement TriOxmatic 700 SW Contact screw TriOxmatic 700 59 5 160 40 199 226 38 40 3...

Page 40: ...rew TriOxmatic 700 SW only Titan Grade 2 Membrane cap Polyoxymethylene POM Membrane Fluorine plastic Sensor head Polyoxymethylene POM Insulator Epoxy polyetheretherketone PEEK Protective hood Polyoxym...

Page 41: ...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 case of re commissioning or chang...

Page 42: ...on technique Connection cable permanently mounted on the sensor Connection to the measuring transmitter via 7 pole screw plug Caution All voltages must be protective low voltages or safety extra low v...

Page 43: ......

Page 44: ...buildings 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...

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