Related Manuals for Endress+Hauser Memosens COS81E
Summary of Contents for Endress+Hauser Memosens COS81E
- Page 1 Products Solutions Services BA02066C/07/EN/01.20 71496967 2020-09-02 Operating Instructions Memosens COS81E Hygienic, optical sensor with Memosens 2.0 technology for the measurement of oxygen...
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Page 3: Table Of Contents
Memosens COS81E Table of contents Table of contents 10.2 Return ......28 About this document . -
Page 4: About This Document
About this document Memosens COS81E About this document 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 Causes (/consequences) injury. If necessary, Consequences of non-compliance (if applicable) ‣... - Page 5 Memosens COS81E About this document In addition to these Operating Instructions, an XA with "Safety instructions for electrical apparatus in the hazardous area" is also included with sensors for use in the hazardous area. ‣ Please follow instructions on use in the hazardous area carefully.
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Page 6: Basic Safety Instructions
Basic safety instructions Memosens COS81E Basic safety instructions Requirements for 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. -
Page 7: Product Safety
Memosens COS81E Basic safety instructions Product safety 2.5.1 State-of-the-art technology The product is designed to meet state-of-the-art safety requirements, has been tested, and left the factory in a condition in which it is safe to operate. The relevant regulations and international standards have been observed. -
Page 8: Product Description
Product description Memosens COS81E Product description Measuring principle Sensor structure Oxygen-sensitive molecules (markers) are integrated into the optically active layer (luminescence layer). The luminescence layer, an optical insulating layer and a cover layer are applied on top of one another on the carrier. The cover layer is in direct contact with the medium. -
Page 9: Product Design
Memosens COS81E Product description Product design A0027181 1 Memosens COS81E Memosens plug-in head with optics assembly Spot cap Thrust collar Optical waveguide with temperature sensor Sensor shaft Process seal 10.77 x 2.62 mm O-ring sensor shaft Process connection Pg 13.5 The suitability of the selected materials for use in the process must be assessed during the product configuration. -
Page 10: Memosens Technology
Product description Memosens COS81E Memosens technology Sensors with Memosens protocol have an integrated electronics unit that stores calibration data and other information. Once the sensor has been connected, the sensor data are transferred automatically to the transmitter and used to calculate the measured value. -
Page 11: Incoming Acceptance And Product
Memosens COS81E Incoming acceptance and product identification Incoming acceptance and product identification Incoming acceptance 1. Verify that the packaging is undamaged. Notify the supplier of any damage to the packaging. Keep the damaged packaging until the issue has been resolved. -
Page 12: Scope Of Delivery
A new window (Device Viewer) opens. All of the information relating to your device is displayed in this window as well as the product documentation. 4.2.3 Manufacturer's address Endress+Hauser Conducta GmbH+Co. KG Dieselstraße 24 D-70839 Gerlingen Scope of delivery The scope of delivery comprises: •... -
Page 13: Installation
Design of spot cap u-shaped c-shaped COS81E-****C*** (c-shaped) 45° 135° 0° 180° 315° 225° A0042948 5 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 14: Mounting The Sensor
45° 0° 180° A0042949 6 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˚ in an assembly, holder or a corresponding process connection. Recommended angle: 0 to 45°... - Page 15 Memosens COS81E Installation A0029064 7 Example of a measuring system with Memosens COS81E Retractable assembly CPA875 Liquiline CM42 transmitter Measuring cable CYK10 Oxygen sensor Memosens COS81E 5.2.2 Installing at a measuring point Must be installed in a suitable assembly (depending on the application).
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Page 16: Installation Examples
A0042963 8 Flow assembly CYA680 Flow chamber of assembly Installed sensor Memosens COS81E 5.3.3 Flow assembly Flowfit CYA21 for water treatment and processes The compact stainless steel assembly offers space for a 12-mm sensor with a length of 120 mm. - Page 17 The flow comes from below. A0014081 9 Flow assembly Installed sensor Memosens COS81E Drain Wall mount (clamp D29) Inflow 5.3.4 Retractable assembly Cleanfit CPA875 or Cleanfit CPA450 The assembly is designed for installation on tanks and pipes.
- Page 18 Installation position for COS81E-****U*** (with u-shaped spot cap) A0042966 10 Suitable and unsuitable installation positions for Memosens COS81E with u-shaped spot cap and retractable assembly Ascending pipe, best position Horizontal pipe, sensor top down, impermissible due to air cushion or foam bubble forming...
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Page 19: Post-Installation Check
Memosens COS81E Installation Post-installation check 1. Are the sensor and cable undamaged? 2. Is the orientation correct? 3. Is the sensor installed in an assembly and is not suspended from the cable? 4. Avoid the penetration of moisture by fitting the protection cap on the immersion assembly. -
Page 20: Electrical Connection
Electrical connection Memosens COS81E 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. -
Page 21: Commissioning
Memosens COS81E Commissioning Commissioning Function check Prior to initial commissioning, ensure that: • The sensor is correctly installed • The electrical connection is correct If using an assembly with automatic cleaning function: ‣ Check that the cleaning medium (water or air, for example) is connected correctly. - Page 22 Commissioning Memosens COS81E 7.2.1 Types of calibration The following types of calibration are possible: • Zero point • Single-point calibration in nitrogen or COY8 zero-point gel • Numeric input • Point at oxygen • Air, water vapor-saturated (recommended) • Air-saturated water •...
- Page 23 Memosens COS81E Commissioning 6. Is the measured value display on the transmitter stable: Perform the calibration in accordance with the Operating Instructions for the transmitter. Pay particular attention to the software settings for the stability criteria for calibration and for the ambient pressure.
- Page 24 Commissioning Memosens COS81E Table 2 Altitude Altitude Altitude Altitude [m (ft)] [m (ft)] [m (ft)] [m (ft)] 0 (0) 1.000 550 (1800) 0.938 1050 (3450) 0.885 1550 (5090) 0.834 50 (160) 0.994 600 (1980) 0.932 1100 (3610) 0.879 1600 (5250) 0.830 100 (330) 0.988...
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Page 25: Diagnostics And Troubleshooting
Memosens COS81E Diagnostics and troubleshooting Diagnostics and troubleshooting General troubleshooting ‣ If one of the following problems is present: Check the measuring system in the order shown. Problem Testing Remedial action ‣ Nothing displayed, no Power supplied to the Establish the power supply. -
Page 26: Maintenance
Maintenance Memosens COS81E Maintenance Take all the necessary precautions in time to ensure the operational safety and reliability of the entire measuring system. NOTICE Effects on process and process control! ‣ When carrying out any work on the system, bear in mind any potential impact this could have on the process control system and the process itself. - Page 27 Memosens COS81E Maintenance For reliable measurement, the sensor must be cleaned at regular intervals. The frequency and intensity of the cleaning process depend on the medium. Clean the sensor: • Before every calibration • Before returning it for repairs Type of soiling...
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Page 28: Repair
The product must be returned if repairs or a factory calibration are required, or if the wrong product was ordered or delivered. As an ISO-certified company and also due to legal regulations, Endress+Hauser is obliged to follow certain procedures when handling any returned products that have been in contact with medium. - Page 29 Memosens COS81E Repair A0027181 13 Memosens COS81E Memosens plug-in head with optics assembly Spot cap Thrust collar Optical waveguide with temperature sensor Sensor shaft Process seal 10.77 x 2.62 mm O-ring sensor shaft Process connection Pg 13.5 The suitability of the selected materials for use in the process must be assessed during the product configuration.
- Page 30 Repair Memosens COS81E A0034713 Remove the O-ring above the thread on the shaft. A0034715 Push the mounting tool from below onto the shaft until it sits over the thread. A0034717 Slide the O-ring over the mounting tool into the position above the thread.
- Page 31 Memosens COS81E Repair A0043011 Screw on the spot cap. Replacing the sealing ring towards the process A0043013 Remove the O-ring on the process connection in the direction of the spot cap. A0043014 Fit the new O-ring over the spot cap and push it as far as the process connection.
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Page 32: Disposal
Repair Memosens COS81E 3. Reset the cap counters. Warnings can be configured for the spot cap counters to assist with sensor maintenance. A0043011 Screw on the new spot cap. 5. Calibrate the sensor or check the measuring function.→ 21 10.4... -
Page 33: Accessories
Memosens COS81E Accessories Accessories The following are the most important accessories available at the time this documentation was issued. ‣ For accessories not listed here, please contact your Service or Sales Center. 11.1 Device-specific accessories 11.1.1 Assemblies (selection) COS81D with 220 mm length is suitable for all assemblies requiring an installation length of 225 mm. - Page 34 Accessories Memosens COS81E CYA680 • Flow assembly for hygienic sensors • For sensor installation in pipes • Suitable for cleaning in place (CIP) and sterilization in place (SIP) • Certified biocompatibility as per USP Class VI, FDA-listed seals and hygienic, electropolished surfaces Ra=0.38 µm (15 µinch)
- Page 35 Memosens COS81E Accessories Liquiline Compact CM82 • Configurable 1-channel multiparameter transmitter for Memosens sensors • Ex- and non-ex applications possible in all industries • Product Configurator on the product page: www.endress.com/CM82 Technical Information TI01397C Liquiline Compact CM72 • 1-channel single parameter field device for Memosens sensors •...
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Page 36: Technical Data
Technical data Memosens COS81E Technical data 12.1 Input Measured variable Dissolved oxygen [mg/l, µg/l, ppm, ppb or %SAT or hPa] Oxygen (gaseous) [hPa or %Vol] Temperature [˚C, ˚F] Maximum measuring range Measuring ranges apply for 25 ˚C (77 ˚F) and 1013 hPa (15 psi) -
Page 37: Process
Memosens COS81E Technical data at 95% relative air humidity, non-condensing Degree of protection IP68 (10 m (33 ft) water column at 25 ˚C (77 ˚F) over 28 days) IP69K (test in accordance with DIN 40050-9) 12.4 Process Process temperature range Sensor Min. - Page 38 Technical data Memosens COS81E A0034733 15 Design of spot cap u-shaped c-shaped Dimensions 50 (1.97) 120 / 160 / 220 / 320 / 420 (4.7 / 6.3 / 8.7 / 12.6 / 16.5)* Pg 13,5 A0043883 16 Dimensions in mm (inch) Optional flow assembly CYA21 for sensors with Ø...
- Page 39 Memosens COS81E Technical data Seals/O-rings EPDM, FFKM (USP<87>, <88> Class VI and FDA) Spot cap Stainless steel 1.4435 (AISI 316L) or titanium or Hastelloy Spot layer Silicone (USP<87>, <88> Class VI and FDA) Process connection Pg 13.5 Torque max. 3 Nm Surface roughness <...
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