Amperometric oxygen sensor with memosens 2.0 technology (48 pages)
Summary of Contents for Endress+Hauser Oxymax COS61D
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These Instructions are Brief Operating Instructions; they are not a substitute for the Operating Instructions pertaining to the device. Detailed information on the device can be found in the Operating Instructions and in the other documentation available at: • www.endress.com/device-viewer • Smart phone/tablet: Endress+Hauser Operations App...
Oxymax COS61D Order code 00X00-XXXX0XX0XXX Ser. No.: X000X000000 TAG No.: XXX000 Serial number www.endress.com/deviceviewer Endress+Hauser Operations App A0023555 Endress+Hauser...
Document information Oxymax COS61D Document information Warnings Structure of information Meaning This symbol alerts you to a dangerous situation. DANGER Failure to avoid the dangerous situation will result in a fatal or serious injury. Causes (/consequences) Consequences of non-compliance (if applicable) ‣...
Oxymax COS61D Basic safety instructions Basic safety instructions Requirements for the personnel • Installation, commissioning, operation and maintenance of the measuring system may be carried out only by specially trained technical personnel. • The technical personnel must be authorized by the plant operator to carry out the specified activities.
Basic safety instructions Oxymax COS61D Operational safety Before commissioning the entire measuring point, verify that all connections are correct. Ensure that electrical cables and hose connections are undamaged. Do not operate damaged products, and safeguard them to ensure that they are not operated inadvertently.
Oxymax COS61D Installation Installation Installation conditions 3.1.1 Orientation 45° 135° 45° 0° 180° A0031951 1 Angle of installation Recommended angle of inclination The sensor must be installed at an angle of inclination in an assembly, bracket or appropriate process connection. Recommended angle: 45°, to prevent the formation of air bubbles. At angles of inclination of 45 to 135°, air bubbles at the oxygen-sensitive membrane may...
Installation Oxymax COS61D Mounting the sensor 3.2.1 Mounting the cleaning unit If the cleaning unit is not supplied in a preassembled state: Unscrew the protection guard. Retain the protection guard for possible reuse at a later stage without the cleaning unit.
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Oxymax COS61D Installation Connect the hose for the compressed air supply (to be provided onsite) or compressor to the hose connection of the cleaning unit. 3.2.2 Installing a measuring point Installation in suitable assembly is required (depending on the application)
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Installation Oxymax COS61D Basin rim mounting with immersion tube A0030568 5 Basin rim mounting Pendulum holder CYH112 Assembly Flexdip CYA112 Assembly float Sensor Oxymax Endress+Hauser...
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Oxymax COS61D Installation Float The CYA112 float is for use in the case of large fluctuations in water level, for example in rivers or lakes. Cable run with strain relief and rain shield Fixing ring for rope and chains with terminal screw Eyelets Ø15, 3 x 120 °...
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Installation Oxymax COS61D 3.3.2 Flow assembly COA250 A0030570 A0013319 8 Bypass installation with manually actuated valves or 7 COA250 solenoid valves Main pipe Medium return Oxygen sensor 4, 7 Manually actuated or solenoid valves Flow assembly COA250-A 90 ° pipe elbow...
Oxymax COS61D Installation 3.3.3 Retractable assembly COA451 Detail A, 90 ° r Detail A A0030571 9 Permissible and impermissible sensor installation positions with retractable assembly COA451 Ascending pipe, best position Horizontal pipe, sensor top down, impermissible due to air cushion or foam bubble forming Horizontal pipe, lateral installation with permissible installation angle (acc.
Electrical connection Oxymax COS61D Electrical connection WARNING Device is live Incorrect connection may result in injury or death ‣ The electrical connection may be performed only by an electrical technician. ‣ The electrical technician must have read and understood these Operating Instructions and must follow the instructions contained therein.
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Oxymax COS61D Electrical connection Device condition and specifications Notes Are all the screws terminals properly tightened? Tighten Are all cable entries mounted, tightened and leak-tight? For lateral cable entries, make sure the cables loop downwards to allow water to drip off...
Commissioning Oxymax COS61D Commissioning Function check Before first commissioning, check if: • the sensor is correctly installed • the electrical connection is correct. If using an assembly with automatic cleaning, check that the cleaning medium (e.g. water or air) is connected correctly.
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