Digital oxygen sensor
Memosens COS81D
Memosens optical oxygen sensor for hygienic applications in Life Sciences, Pharma and Food
Memosens COS81D is the ideal oxygen sensor for hygienic applications such as fermentation and inertization. Its precise, long-term stable measurements and its permanent self-monitoring ensure the most reliable measured values to help meet your desired product quality and optimize product yield. Thanks to Memosens digital technology, COS81D combines maximum process and data integrity with simple operation. It enables lab calibration and facilitates predictive maintenance.
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Standard products
- Reliable, robust and low-maintenance
Technical excellence
Simplicity
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Specialized products
- Designed for demanding applications
Technical excellence
Simplicity
Variable
FLEX selections | Technical excellence | Simplicity |
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Fundamental selection Meet your basic measurement needs |
Technical excellence
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Simplicity
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Lean selection Handle your core processes easily |
Technical excellence
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Simplicity
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Extended selection Optimize your processes with innovative technologies |
Technical excellence
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Simplicity
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Xpert selection Master your most challenging applications |
Technical excellence
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Simplicity
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Specs at a glance
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Measurement range
0.004 to 30 mg/l
0.05 to 330 %SAT
0.1 to 700 hPa -
Process temperature
0 to 140 °C
(32 to 284 °F) -
Process pressure
0.02 to 13 bar abs
(0 to 190 psi)
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Quick selection
Individual configuration
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Benefits
Hygienic design according to EHEDG and ASME BPE (incl. USP class VI and FDA compliance) avoids cross-contamination and fulfills all GMP and GLP requirements.
The sensor can be used in process applications as well as benchtop fermenters. Providing you...
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Field of application
Memosens COS81D measures oxygen in applications with high demands to sterility and hygiene such as:
Fermentation
Inertization
Drinking water production
With its international explosion protection approvals, such as ATEX and IECEx, the Memosens COS81D...
Documents / Manuals / Software
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Memosens COS81D
Hygienic, optical sensor for measuring oxygen
Technical Information (TI) -
Memosens COS81D
Hygienic, optical sensor for measuring oxygen
Operating Instruction (BA) -
Memosens COS81D
Optical sensor for the measurement of dissolved oxygen with Memosens
technologyShort Instruction (KA)07/20English -
COV81
Installation Instructions
Maintenance kit for COS81D
Installation Instructions (EA) -
Aus Freude an gutem Wasser
Frische Ideen für Wasserwerke, Verteilernetze, Oberflächenwasser und
IndustrieanlagenCompetence Brochure (CP)06/20German -
For the love of quality water
Fresh ideas for waterworks, distribution networks, surface waters and
industrial plants.Competence Brochure (CP)06/19English -
Case study über den Einsatz von Memosens COS81D zur Messung von gelöstem
Sauerstoff in einer Goldmine
Case study über den Einsatz von Memosens COS81D zur Messung
von gelöstem Sauerstoff in einer GoldmineCase Studies (CS)06/19German -
Case study on the use of Memosens COS81D for dissolved oxygen
measurement in a
gold mine
Case study on the use of Memosens COS81D for dissolved oxygen
measurement in a
gold mineCase Studies (CS)06/19English -
White Paper Measuring consistency from lab to process
Whitepaper on digital pH and DO sensors in the biotechnology industry
Case Studies (CS)05/19English -
Whitepaper: Reproduzierbare Messwerte vom Labor bis zum Prozess
Whitepaper über digitale pH- und DO-Sensoren in der
BiotechnologiebrancheCase Studies (CS)05/19German -
Reduced maintenance effort, enhanced saftey in gold mine
Reduced maintenance effort, enhanced saftey:
Memosens CPS47D measures pH value in cyanide leachingCase Studies (CS)04/20English -
Un effort de maintenance réduit, une sécurité accrue
Memosens CPS47D dans le lessivage du cyanure dans une mine d’or
Case Studies (CS)04/20fr -
Oxygen measurement in an inertisation plant
Oxygen measurement in an inertisation plant: Memosens COS81D increases
process safety and reduces costsCase Studies (CS)03/20German -
Mesure d’oxygène dans une installation d’inertage
Memosens COS81D augmente la sécurité des process et réduit les coûts
Case Studies (CS)03/20fr -
Sauerstoffmessung in Fermentern und Bioreaktoren
Sichern Sie Qualität und Ausbeute mit dem Memosens COS81D
Innovations (IN)08/17German -
Mesure de l'oxygène dans les fermenteurs et les bioréacteurs
Memosens COS81D pour une qualité et un rendement garantis
Innovations (IN)08/17fr -
Oxygen measurement in fermenters and bioreactors
Memosens COS81D for guaranteed quality and yield
Innovations (IN)08/17English -
OxyMax H
Product Code: COS81D-
Declaration Number: HE_01279_01.20
Manufacturer Specification: RoHSManufacturer DeclarationChinese -
OxyMax H
Product Code: COS81D-
Declaration Number: HE_00885_02.17
Manufacturer Specification: RoHSManufacturer DeclarationChinese -
OxyMax H
Product Code: COS81D-
Declaration Number: HE_00907_01.17Manufacturer DeclarationGerman , English -
OxyMax H
Product Code: COS81D-
Declaration Number: HE_00390_03.16
Manufacturer Specification: Food hygiene, 1935/2004Manufacturer DeclarationEnglish -
OxyMax H
Product Code: COS81D-
Declaration Number: FDA_00205_01.19FDA DeclarationGerman , English -
OxyMax H
Product Code: COS81D-
Declaration Number: FDA_00206_01.19FDA DeclarationGerman , English -
OxyMax H
Product Code: COS81D-
Declaration Number: EC_00469_03.16EU DeclarationGerman , English , fr -
OxyMax W, OxyMax H, OrbiSint, OrbiPore, OrbiPac, Messkabel, Memosens, Liquiline, InduMax P, InduMax H, ConduMax W, ConduMax H, CeraLiquid, CeraGel
Product Code: CYK20-, CYK10-, CPS92D-, CPS72D-, CPS71D-, CPS42D-, CPS41D-, CPS31D-, CPS16D-, CPS12D-, CPS11D-, CPF82D-, COS81D-, COS51D-, COS22D-, COS21D-, CML18-, CLS82D-, CLS54D-, CLS50D-, CLS21D-, CLS16D-, CLS15D-
Declaration Number: EC_00828_01.20EU DeclarationGerman , English , fr -
OxyMax H
Product Code: COS81D-
Declaration Number: EC_00577_03.17EU DeclarationGerman , English , fr -
Viomax, UV, Turbimax, TURBIDITY AND TOTAL SUSPENDED SOLIDS, TOCII, Stip-Scan, Stamolys, SPECTROMETER, OxyMax W, OxyMax H, New Analyzer Platform, Liquistation M, Liquiport, Isemax, Cell growth, Absorbance
Product Code: CAM74-, CAS40D-, CAS51D-, CAS74-, CAS80E-, CKF50-, CKI50-, COS22D-, COS31-, COS41-, COS51D-, COS61-, COS61D-, COS81D-, CSF48-, CSP44-, CUS50D-, CUS51D-, CUS52D-, CVF52-, CVI52-, OUSAF11-, OUSAF12-, OUSAF22-, OUSAF46-, OUSBT66-, OUSTF10-, CA70SI-, CA71AL-, CA71AM-, CA71CL-, CA71CR-, CA71CU-, CA71FE-, CA71HA-, CA71HY-, CA71MN-, CA71NO-, CA71PH-, CA71SI-, CA72TOC-, CA76NA-, CA80AL-, CA80AM-, CA80COD-, CA80CR-, CA80FE-, CA80HA-, CA80MN-, CA80NO-, CA80PH-, CA80SI-, CA80TN-, CA80TP-
Approval Number: EAEC RU D-DE.AD07.B.01362/19MiscellaneousRussian -
Viomax, UV, Turbimax, TURBIDITY AND TOTAL SUSPENDED SOLIDS, TOCII, Stip-Scan, Stamolys, SPECTROMETER, OxyMax W, OxyMax H, New Analyzer Platform, Liquistation M, Liquiport, Isemax, Cell growth, Absorbance
Product Code: CAS40D-, CAS51D-, CAS74-, CAS80E-, CKF50-, CKI50-, COS22D-, COS31-, COS41-, COS51D-, COS61-, COS61D-, COS81D-, CSF48-, CSP44-, CUS50D-, CUS51D-, CUS52D-, CVF52-, CVI52-, OUSAF11-, OUSAF12-, OUSAF21-, OUSAF22-, OUSAF46-, OUSBT66-, OUSTF10-, CAM74-, CA71AL-, CA71AM-, CA71CL-, CA71COD-, CA71CR-, CA71CU-, CA71FE-, CA71HA-, CA71HY-, CA71MN-, CA71NO-, CA71PH-, CA71SI-, CA72TOC-, CA76NA-, CA80AL-, CA80AM-, CA80COD-, CA80CR-, CA80FE-, CA80HA-, CA80MN-, CA80NO-, CA80PH-, CA80SI-, CA80TN-, CA80TP-
Region/Country: Russia (Declaration of Conformity)
Approval Number: EAEC D-DE.AD07.B.01363/19MiscellaneousRussian -
TopHit, Sensor, OxyMax W, OxyMax H, OrbiTex, OrbiSint, OrbiPore, Memosens, Liquiline M, InduMax P, InduMax H, ConduMax W, ConduMax H, CeraLiquid, CeraGel
Product Code: CPS42-, CPS42D-, CPS43-, CPS441-, CPS441D-, CPS471-, CPS471D-, CPS491-, CPS491D-, CPS64-, CPS71-, CPS71D-, CPS72-, CPS72D-, CPS76D-, CPS91-, CPS91D-, CPS92D-, CPS96D-, CPS41D-, CPS41-, CPS21-, CPS16D-, CPS13-, CPS12D-, CPS12-, CPS11D-, CPS11-, COS81D-, COS51D-, COS22D-, CM42-, CLS82D-, CLS54-, CLS50D-, CLS50-, CLS21D-, CLS16D-, CLS15D-
Region/Country: Russia (TR CU)
Approval Agency: EAC
Protection: Ex ia IIC T3 Ga, Ex ia IIC T4 Ga, Ex ia IIC T6 Ga, Ex ib [ia Ga] IIC T4 Gb, Ex ib [ia Ga] IIC T6 GbExplosion ProtectionRussian -
TopHit, OxyMax W, OxyMax H, OrbiSint, OrbiPore, OrbiPac, OEM, Messkabel, Memosens, InduMax P, ConduMax W, ConduMax H, CeraLiquid, CeraGel
Product Code: CPS471D-, CPS491D-, CPS71D-, CPS72D-, CPS76D-, CPS91D-, CPS92D-, CPS96D-, CYK10-, CYK20-, OCLS82D-, OCOS81D-, OLS21D-, OPS11D-, OPS12D-, OPS171D-, OPS91D-, OYK10-, CPS441D-, CPS42D-, CPS41D-, CPS171D-, CPS16D-, CPS12D-, CPS11D-, CPF82D-, CPF81D-, COS81D-, COS51D-, COS22D-, COS21D-, CLS82D-, CLS50D-, CLS21D-, CLS16D-, CLS15D-
Region/Country: USA, Canada
Approval Agency: CSAExplosion ProtectionEnglish -
TopHit, OxyMax W, OxyMax H, OrbiSint, OrbiPore, Messkabel, Memosens, Memocheck, ConduMax W, ConduMax H, Ceramax, CeraLiquid, CeraGel
Product Code: CYP02D-, CYP01D-, CYK20-, CYK10-, CPS96D-, CPS92D-, CPS91D-, CPS76D-, CPS72D-, CPS71D-, CPS491D-, CPS471D-, CPS441D-, CPS42D-, CLS15D-, CLS16D-, CLS21D-, CLS82D-, COS22D-, COS51D-, COS81D-, CPS11D-, CPS12D-, CPS16D-, CPS171D-, CPS31D-, CPS341D-, CPS41D-
Region/Country: International (IECEx)
Approval Agency: EXAM (DMT, BVS)Explosion ProtectionEnglish -
TopHit, OxyMax W, OxyMax H, OrbiSint, OrbiPore, Messkabel, Memosens, Memocheck, ConduMax W, ConduMax H, Ceramax, CeraLiquid, CeraGel
Product Code: CYP02D-, CYP01D-, CYK20-, CYK10-, CPS96D-, CPS92D-, CPS91D-, CPS76D-, CPS72D-, CPS71D-, CPS491D-, CPS471D-, CPS441D-, CPS42D-, CPS41D-, CPS341D-, CPS171D-, CPS16D-, CPS12D-, CPS11D-, COS81D-, COS51D-, COS22D-, CLS82D-, CLS21D-, CLS16D-, CLS15D-
Region/Country: International (IECEx)
Approval Agency: EXAM (DMT, BVS)Explosion ProtectionEnglish -
TopHit, OxyMax W, OxyMax H, OrbiSint, OrbiPore, Memosens, ConduMax W, ConduMax H, Ceramax, CeraLiquid, CeraGel
Product Code: CPS96D-, CPS92D-, CPS91D-, CPS76D-, CPS72D-, CPS71D-, CPS491D-, CPS471D-, CPS441D-, CPS42D-, CPS41D-, CPS341D-, CPS171D-, CPS16D-, CPS12D-, CPS11D-, COS81D-, COS51D-, COS22D-, CLS82D-, CLS21D-, CLS16D-, CLS15D-
Region/Country: South Korea
Approval Agency: KTL
Protection: Ex ia IIC T6...T3Explosion Protection -
OxyMax H
Product Code: COS81D-
Region/Country: China
Approval Agency: NEPSIExplosion ProtectionEnglish -
OxyMax W, OxyMax H, OrbiSint, OrbiPore, Messkabel, Memosens, Memocheck, ConduMax W, ConduMax H, Ceramax, CeraLiquid, CeraGel
Product Code: CYP02D-, CYP01D-, CYK20-, CYK10-, CPS92D-, CPS91D-, CPS72D-, CPS71D-, CPS491D-, CPS471D-, CPS441D-, CPS42D-, CPS41D-, CPS341D-, CPS171D-, CPS12D-, CPS11D-, COS81D-, COS51D-, COS22D-, COS21D-, CLS82D-, CLS21D-, CLS16D-, CLS15D-
Region/Country: Europe (ATEX)
Approval Agency: EXAM (DMT, BVS)Explosion ProtectionEnglish -
TopHit, OxyMax W, OxyMax H, OrbiSint, OrbiPore, OrbiPac, Memosens, Liquiline, InduMax P, ConduMax W, ConduMax H, Chloromax, CeraLiquid, CeraGel
Product Code: COS81D-, CPF81D-, CPF82D-, CPS11D-, CPS12D-, CPS16D-, CPS171D-, CPS41D-, CPS42D-, CPS441D-, CPS471-, CPS471D-, CPS491-, CPS71D-, CPS72D-, CPS76D-, CPS91D-, CPS92D-, CPS96D-, COS51D-, CCS120D-, CCS142D-, CCS50D-, CCS51D-, CCS55D-, CCS58D-, CLS15D-, CLS16D-, CLS21D-, CLS50D-, CLS82D-, CM442-, CM442R-, CM444-, CM444R-, CM448-, CM448R-, COS21D-, COS22D-
Region/Country: Canada, USA
Approval Agency: CSAExplosion ProtectionEnglish -
OxyMax H
Product Code: COS81D-
Region/Country: Europe
Approval Agency: TU MünchenHygienic EquipmentEnglish -
OxyMax H
Product Code: COS81D-
Region/Country: Canada (CRN)
Approval Agency: CRNPressure EquipmentEnglish -
Turbimax, TopHit, OxyMax W, OxyMax H, OrbiSint, OrbiPore, OrbiPac, New Analyzer Platform, Memosens, InduMax P, InduMax H, ConduMax W, ConduMax H, Chloromax, Ceramax, CeraLiquid, CeraGel
Product Code: CPS171D-, CPS31D-, CPS341D-, CPS41D-, CPS41E-, CPS42D-, CPS441D-, CPS471D-, CPS47D-, CPS491D-, CPS71D-, CPS71E-, CPS72D-, CPS76D-, CPS77D-, CPS91D-, CPS91E-, CPS92D-, CPS96D-, CPS97D-, CUS50D-, CUS51D-, CUS52D-, CA80HA-, CA80SI-, CCS120D-, CCS142D-, CCS50D-, CCS51D-, CLS15D-, CLS16D-, CLS21D-, CLS50D-, CLS54D-, CLS82D-, COS22D-, COS51D-, COS61D-, COS81D-, CPF81D-, CPF82D-, CPS11D-, CPS11E-, CPS12D-, CPS12E-, CPS16D-
Region/Country: Russia
Approval Number: OC.C.31.004.A NO 75181MetrologyRussian -
Viomax, Turbimax, TopHit, OxyMax W, OxyMax H, OrbiSint, OrbiPore, OrbiPac, Memosens, Liquiline M, Liquiline, Isemax, InduMax P, InduMax H, ConduMax W, ConduMax H, Chloromax, Ceramax, CeraLiquid, CeraGel
Product Code: CPS47D-, CPS471D-, CPS441D-, CPS42D-, CPS41E-, CPS41D-, CPS341D-, CPS31D-, CPS171D-, CPS16D-, CPS12E-, CPS12D-, CPS11E-, CPS11D-, CPS491D-, CPS71D-, CPS71E-, CPS72D-, CPS76D-, CPS77D-, CPS91D-, CPS91E-, CPS92D-, CPS96D-, CPS97D-, CUS50D-, CUS51D-, CUS52D-, CAS40D-, CCS120D-, CCS142D-, CCS50D-, CCS51D-, CLS15D-, CLS15E-, CLS16D-, CLS16E-, CLS21D-, CLS21E-, CLS50D-, CLS54D-, CLS82D-, CLS82E-, CM14-, CM442-, CM442R-, CM444-, CM444R-, CM448-, CM448R-, COS22D-, COS51D-, COS61D-, COS81D-, CPF81D-, CPF82D-
Region/Country: Russia
Approval Agency: Rosstandart
Approval Number: OC.C.31.004.A NO 54218/1MetrologyRussian -
Viomax, New Analyzer Platform, Memosens, InduMax P, Turbimax, TopHit, Sample Preparations, OxyMax W, OxyMax H, OrbiSint, OrbiPore, OrbiPac, OEM, ConduMax W, InduMax H, ConduMax H, Chloromax, Ceramax, CeraLiquid, CeraGel
Product Code: CPS16D-, CAS51D-, CLS50D-, COS22D-, CLS82D-, CLS54D-, CAT860-, CA80AL-, COS51D-, CPS171D-, CPS31D-, CPS341D-, CPS41D-, CPS42D-, CPS441D-, CPS471D-, CPS491D-, CPS71D-, CPS72D-, CPS76D-, CPS91D-, CPS92D-, CUS50D-, CUS52D-, CPS12D-, CPS96D-, OCCS50D-, OCUS51D-, CPS11D-, CPF82D-, CPF81D-, COS81D-, COS61D-, CLS21D-, CLS16D-, CLS15D-, CCS142D-, CAT820-, CAT810-
Region/Country: Russia
Approval Agency: Rosstandart
Approval Number: DE.C.31.004.A NO 70194MetrologyRussian -
Turbimax, OxyMax H, OrbiSint, OrbiPac, Messkabel, Memosens, Liquiline, InduMax P, ConduMax W
Product Code: CYK10-, CUS52D-, CUS50D-, CPS12D-, CPS11D-, CPF81D-, COS81D-, CM82-, CM72-, CLS82D-, CLS50D-, CLS21D-, CCS55D-, CCS51D-, CCS50D-
Region/Country: International
Approval Agency: ABSMarineEnglish -
Turbimax, OxyMax H, OrbiSint, OrbiPac, Messkabel, Memosens, Liquiline M, Liquiline, InduMax P, ConduMax W
Product Code: CYK10-, CUS52D-, CUS50D-, CPS12D-, CPS11D-, CPF81D-, COS81D-, CM82-, CM72-, CLS82D-, CLS50D-, CLS21D-, CCS55D-, CCS51D-, CCS50D-
Region/Country: International
Approval Agency: ABSMarineEnglish -
Turbimax, OxyMax H, OrbiSint, OrbiPac, Messkabel, Memosens, Liquiline M, Liquiline, InduMax P, ConduMax W
Product Code: CYK10-, CUS52D-, CUS50D-, CPS12D-, CPS11D-, CPF81D-, COS81D-, CM82-, CM72-, CLS82D-, CLS50D-, CLS21D-, CCS55D-, CCS51D-, CCS50D-
Region/Country: International
Approval Agency: DNVGLMarineEnglish -
ConduMax W, InduMax P, Memosens, OrbiPac, OrbiSint, OxyMax H, Turbimax
Product Code: CUS52D-, CUS50D-, CPS12D-, CPS11D-, CPF81D-, COS81D-, CLS82D-, CLS50D-, CLS21D-, CCS55D-, CCS51D-, CCS50D-
Region/Country: International
Approval Agency: LRMarineEnglish -
Turbimax, OxyMax H, OrbiSint, OrbiPac, Memosens, InduMax P, ConduMax W
Product Code: CCS50D-, CCS51D-, CCS55D-, CLS21D-, CLS50D-, CLS82D-, COS81D-, CPF81D-, CPS11D-, CPS12D-, CUS50D-, CUS52D-
Region/Country: International
Approval Agency: BVMarineEnglish -
Turbimax, OxyMax H, OrbiSint, OrbiPac, Messkabel, Memosens, Liquiline M, Liquiline, InduMax P, ConduMax W
Product Code: CYK10-, CUS52D-, CUS50D-, CPS12D-, CPS11D-, CPF81D-, COS81D-, CM82-, CM72-, CLS82D-, CLS50D-, CLS21D-, CCS55D-, CCS51D-, CCS50D-
Region/Country: International
Approval Agency: DNVGLMarineEnglish
Accessories / Spare parts
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Order code COV81-
Maintenance kit Memosens COV81
service kit for Memosens COS81D contains optical cap, o-rings and further material for maintenance of COS81D
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Order code COY8-
Zero-point gel COY8
Zero point: Verification, calibration, adjustment at zero point of oxygen and disinfection sensors ::Amperometric and optical sensors ::12, 25 and 40mm diameter ::Application in the lab, in the field
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Order code CYK11-
Measuring cable CYK11 Memosens
Extension cable, Application: digital fixed cable sensors respectively CYK10. Operating temperature range: -30...90oC
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