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Memosens COS81D

Memosens optical oxygen sensor for hygienic applications

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Endress+Hauser
SKU: COS81D

Highlights

  • Digital, optical (luminescence) dissolved oxygen measurement
  • Measurement range: 0.004 to 30 mg/l, 0.05 to 330 %SAT and 0.1 to 700 hPa
  • No flow needed - measurement possible in still water
  • Temperature sensor: Pt1000 class B according DIN IEC 60751
  • Suitable for CIP/SIP and autoclaving and approved for hazardous area use

Fields of application

  • Process control in enzyme production
  • Control of culture growth
  • Biotechnological production
  • Food industry
  • General process applications

Details

The Memosens COS81D from Endress+Hauser is the ideal optical 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. A pharma certificate of compliance with sensor serial number specified is available.


General Information
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Measuring principleSensor Oxygen
Measuring range0.004 to 30 mg/l 0.05 to 330 %SAT 0.1 to 700 hPa
Maximum allowable pressure13 bar (190 psi) abs
Process temperature range-10 to 140 °C
15 to 280 °F
Sensor accuracy±0.008 to ±0.5 mg/l of measured value ±0.2 to ±12 hPa of measured value
Input/Output
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OutputDissolved oxygen [mg/l, µg/l, ppm, ppb or %SAT or hPa]
Oxygen (gaseous) [hPa or %Vol]
Temperature [˚C, ˚F]
Mechanical Data
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Module dimensionDiameter : 12 mm (0.46")
Process connectionStandard: Pg 13.5
Installation in standard pH assemblies possible
Shaft length120, 225, 360 and 420 mm (4.72, 8.86, 14.2 and 16,5")
Wetted materialSensorbody : stainless steel
Process seal:FKM (USP<87>,<88> Class VI and FDA)
Seal/O-rings:EPDM,FFKM (USP<87>,<88> Class VI and FDA)
Degree of protectionIP68
IP69K
Electrical Data
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Response timeFrom air to nitrogen at reference operating conditions:
t90 : < 10 s
t98 : < 20 s
Certification / Approvals
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Hazardous approvalsATEX, IECEx
Hygienic / Drinking water approvalsEHEDG, Biological reactivity test
Other Approvals/ CertificationCE, Material certificates, ASME BPE-2016
Additional Information
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Ambient temperature range–5 to 100 ˚C
23 to 212 ˚F
Storage temperature-25 to 50 °C 77 to 120 °F
Our expert

Luis Arcos will help you to find the right product: +49 (0)30 509 308 800

Contact Expert
  • 30-day return policy
  • Official reseller
  • Expert engineering support
  • Free delivery in the EU
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from €2,526.00 plus VAT
Shipping in 13 working days
+ 1 day delivery to Germany
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  • 30-day return policy
  • Official reseller
  • Expert engineering support
  • Free delivery in the EU
Product Details