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KA01484C/07/EN/02.21
71520968
2021-03-22
Products
Brief Operating Instructions
Memosens COS81E
Hygienic, optical sensor with Memosens 2.0
technology for the measurement of oxygen
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
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Summary of Contents for Endress+Hauser Memosens COS81E
- Page 1 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...
- Page 2 Memosens COS81E Order code 00X00-XXXX0XX0XXX Ser. No.: X000X000000 TAG No.: XXX000 Serial number www.endress.com/deviceviewer Endress+Hauser Operations App A0023555 Endress+Hauser...
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Page 3: Table Of Contents
Memosens COS81E Table of contents Table of contents About this document ............. . 3 Safety information . -
Page 4: Symbols Used
About this document Memosens COS81E Structure of information Meaning This symbol alerts you to a dangerous situation. CAUTION Failure to avoid this situation can result in minor or more serious injuries. Causes (/consequences) If necessary, Consequences of non- compliance (if applicable) ‣... -
Page 5: Basic Safety Instructions
Memosens COS81E Basic safety instructions Safety instructions for electrical equipment in hazardous areas, Memosens 2.0 optical oxygen: • ATEX and IECEx: XA02238C • INMETRO: XA02475C • NEPSI: XA02476C • JPN Ex: XA02485C • CSA C/US: XA02520C Basic safety instructions Requirements for personnel •... -
Page 6: Operational Safety
Installation Memosens COS81E 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 protect them against unintentional operation. Label damaged products as defective. - Page 7 45° 135° 0° 180° 315° 225° A0042948 2 Installation angle Memosens COS81E-****C*** (c-shaped spot cap) The sensor can be installed at any installation angle (0 to 360 °). Recommended installation angle Endress+Hauser...
- Page 8 45° 0° 180° A0042949 3 Installation angle Memosens COS81E-****U*** (u-shaped spot cap) Recommended installation angle Possible installation angle Inadmissible installation angle The sensor with the u-shaped spot cap must be installed at an inclination angle of 0 to 180˚...
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Page 9: Mounting The Sensor
Mounting the sensor 3.2.1 Measuring system A complete measuring system comprises: • a Memosens COS81E oxygen sensor • Measuring cable CYK10 • A transmitter, e.g. Liquiline CM42, Liquiline CM44x/R, Liquiline CM44P, Liquiline Compact CM72/82, Liquiline Mobile CML18 • Optional: an assembly, e.g. Unifit CPA842 fixed installation assembly , Flowfit CYA21 flow assembly or Cleanfit CPA875 retractable assembly •... -
Page 10: Electrical Connection
Electrical connection Memosens COS81E Is the sensor installed in an assembly and is not suspended from the cable? Avoid the penetration of moisture by fitting the protection cap on the immersion assembly. Electrical connection WARNING Device is live! Incorrect connection may result in injury or death! ‣... -
Page 11: Post-Connection Check
Memosens COS81E Commissioning Post-connection check Device condition and specifications Action ‣ Are the sensor, assembly or cables free from damage on the Perform a visual inspection. outside? Electrical connection Action ‣ Are the mounted cables strain-relieved and not twisted? Perform a visual inspection. - Page 12 Further information on this can be found in the Operating Instructions for the sensor. • Operating Instructions for Memosens COS81E, BA02066C • Operating Instructions for the transmitter used, such as BA01245C if using the Liquiline CM44x or Liquiline CM44xR.
- Page 16 *71520968* 71520968 www.addresses.endress.com...