Endress+Hauser OxyMax W COS 31 Operating Instructions Manual Download Page 1

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Quality made by
Hauser

ISO 9001

BA 284C/07/en/05.01
No. 51506691

OxyMax W COS 41

Sensor for Measuring
Dissolved Oxygen

Operating Instructions

Summary of Contents for OxyMax W COS 31

Page 1: ...Quality made by Endress Hauser ISO 9001 BA 284C 07 en 05 01 No 51506691 OxyMax W COS 41 Sensor for Measuring Dissolved Oxygen Operating Instructions...

Page 2: ......

Page 3: ...nd functional description 11 3 5 Post installation check 12 4 Wiring 13 4 1 Direct connection to the transmitter 13 4 2 Connection via the junction box VBM 13 4 3 Post connection check 14 5 Commission...

Page 4: ...ter Warning If the device is used for any application other than those described in this manual it may lead to unsafe and improper functioning of the measuring system and is therefore not permitted Ma...

Page 5: ...tructions Operating instructions for the assembly and its materials Local prevailing standards and regulations 1 5 Return If the device requires repair please send the sensor clean see page 18 to the...

Page 6: ...ing items are included in the delivery 1 oxygen sensor COS 41 with transport protection cap for membrane protection 1 Accessories Set COY 31 Z with the following contents 1 spare replacement cartridge...

Page 7: ...peration Immersion assembly COA 110 or DipFit W CYA 611 or flow assembly FlowFit W COA 250 or retractable assembly Probfit W COA 461 Junction box VBM Automatic spray cleaning system Chemoclean Fig 3 1...

Page 8: ...2 Installation conditions 3 2 1 Installation dimensions Fig 3 2 Dimensions COS 41 fixed cable version Fig 3 3 COS 41 with TOP 68 plug in head and TOP 68 plug in cable 171 40 144 190 C07 COS41xxx 06 0...

Page 9: ...y if used into the process Caution For immersed operation the sensor must be installed in an immersion assembly e g CYA 611 Do not install the sensor suspended from the cable Screw the sensor into the...

Page 10: ...CYA 611 Components and dimensions 1 2 3 4 5 6 7 8 9 10 Weather protection cover Dummy plug Upright post square pipe stainless steel AISI 304 Transverse pipe stainless steel AISI 304 Velco fastener Pla...

Page 11: ...for an immersion tube Fig 3 7 Universal assembly support CYH 101 D or E 1 2 3 4 5 6 7 8 9 10 Weather protection cover Dummy plug Upright post square pipe stainless steel AISI 304 Transverse pipe stain...

Page 12: ...ring for ropes and chains with locking screw Lugs 15 3x120 for anchoring Saltwater resistant plastic float Pipe 40x1 rust proof steel SS 316Ti Shock absorber and weight Oxygen sensor COS 41 Fig 3 10 F...

Page 13: ...ead with gold cathode and anode Membrane cap with electrolyte filling Protection basket The electrical connection is either done by a fixed cable 1 or by a TOP 68 plug in connection The threaded conne...

Page 14: ...current flows due to the connected electrode release at the gold cathode and accepted at the anode In equilibrium this flow is proportional to the oxygen content of the medium This current is converte...

Page 15: ...imensions The special measuring cable CYK 71 is depicted in Fig 4 3 Please refer to it for information on the terminals and their assignment for connection to the transmitter The interior white and ye...

Page 16: ...ction Remarks Does the supply voltage of the transmitter match the specifications on the nameplate 100 V 230 V AC long range 24 V AC DC Are the installed cables strain relieved and not twisted Is the...

Page 17: ...roceed as follows Remove the sensor protective cap Place the externally dry sensor in atmospheric air The air should be saturated with water vapour Therefore install the sensor as close to the water s...

Page 18: ...sor membrane e g by using a tissue If the sensor is removed from a closed pressure system with a process pressure great er than atmospheric pressure open the membrane cap to equilibrate the pressure a...

Page 19: ...1 10 99 21 8 90 31 7 42 1 14 23 12 10 75 22 8 73 32 7 30 2 13 83 13 10 51 23 8 57 33 7 18 3 13 45 14 10 28 24 8 41 34 7 06 4 13 09 15 10 06 25 8 25 35 6 94 5 12 75 16 9 85 26 8 11 36 6 83 6 12 42 17 9...

Page 20: ...Chemoclean see Accessories on page 22 6 1 Cleaning the outside of the sensor The measurement can be corrupted by sensor fouling or malfunction e g Coatings on the sensor membrane cause longer respons...

Page 21: ...the green sheet first and then the yellow sheet Clean the electrode with drinking or distilled water Fill the membrane cap with fresh electrolyte COY 3 F and screw it back onto the mem brane body up...

Page 22: ...al wastewater particularly at high temperatures To replace the electrolyte proceed as follows 1 Remove the membrane cap see Chap 6 2 4 2 Replace the electrolyte and if necessary the membrane cap 3 Pla...

Page 23: ...dium and check that no alarm is displayed on the transmitter if an alarm occurs see Chap 8 1 Pour the complete contents of a plastic ampoule containing electrolyte COY3 F into the membrane cap Remove...

Page 24: ...R 3 other sensor Baffle plate OP extra protection for extreme current conditions Order No 50028712 Membrane protection basket COY 3 SK for sensor use in fish pens Order No 50081787 7 3 Spare parts Ele...

Page 25: ...lver instead of brown Gold cathode silver plated Cleaning of the TOP 68 plug in connection by using cleaning alcohol Wait until polarisation time ends Recalibrate Check sensor if necessary send sensor...

Page 26: ...isys M COM 223 253 DX DS transmitter between terminals 90 and 91 650 mV Slope inspection Place the sensor in the air and dry with a paper towel After 10 minutes the measured value display should displ...

Page 27: ...mperature compensation NTC temperature sensor 30 k 0 50 C Response time T90 3 minutes T99 9 minutes both at 20 C Polarisation time 60 minutes Minimum flow speed typ 0 5 cm s for 95 measured value disp...

Page 28: ...on assembly 5 22 Installation 5 Installation conditions 6 Installation dimensions 6 Installation location and position 7 Installation on basin rim 22 Installing a measuring point 7 J Junction box VBM...

Page 29: ...f health o biological hazardous o inflammable o safe Please mark the appropriate warning hints 5HDVRQ IRU UHWXUQ BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB BBBBBBBBBBB...

Page 30: ...a Endress Hauser Argentina S A Buenos Aires Tel 01 145227970 Fax 01 145227909 Bolivia Tritec S R L Cochabamba Tel 042 56993 Fax 042 50981 Brazil Samson Endress Hauser Ltda Sao Paulo Tel 011 50313455 F...

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