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Flow assembly CYA680

Assembly for the Life Sciences and Chemical industries

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Flow assembly CYA680

Assembly for the Life Sciences and Chemical industries

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Benefits

  • Optimized product yield thanks to fast measured values in low volume
  • High product safety: Assembly is suitable for cleaning-in-place (CIP) and sterilization-in-place (SIP)
  • Compliant with strict Life Sciences regulations: Certified biocompatibility according to USP class VI, FDA-listed seals and hygienic electropolished surface Ra=0.38 µm (15 µinch)
  • Suitable even for aggressive and corrosive media with PVDF version
Manufacturer's warranty

Engineered for confidence

Our instruments are designed for long‑lasting performance, precise measurement, and dependable operation in demanding industrial environments. Each product includes a standard manufacturer’s warranty that reflects our commitment to quality and to the trust you place in our solutions.

Should a warranty case occur, the device will be assessed and the applicable remedy will be provided in line with the warranty terms – helping ensure a reliable and efficient resolution and supporting continued operation of your measurement point.

Request for extended warranty

If you require extended warranty coverage, simply contact your local Endress+Hauser representative. Our experts will advise you on the available options to match your application and risk profile, helping you protect your investment, reduce unexpected repair costs, and ensure reliable long‑term operation beyond the manufacturer's warranty period.

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Warranty terms apply

The manufacturer's warranty and extended warranty are subject to specific conditions. For full details, please refer to the locally applicable General Terms and Conditions (GTC), which can be found on the respective country page of our website.

Services by your side

Right‑first‑time commissioning, worldwide

Endress+Hauser’s qualified service engineers ensure your measurement devices are commissioned right the first time, delivering application‑aligned accuracy, regulatory compliance, and operational confidence from startup onwards, anywhere in the world.

Remote support you can trust wherever you operate

With Endress+Hauser Smart Support, you benefit from faster issue resolution, higher uptime, reliable global expertise across the entire product lifecycle – and lasting peace of mind.

Committed to long‑term, sustainable performance

With deep field expertise, harmonized processes, and continuous monitoring, we accompany you with comprehensive service offerings – from initial start‑up through instrumentation maintenance to process optimization – as a true lifetime partner delivering improved outcomes.

For additional information, please contact your local Endress+Hauser representative.

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Select and download all technical documentation such as operating manuals, calibration certificates, approvals and CAD drawings conveniently bundled as a complete documentation package for your entire order or quote.

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Office situation support
Have questions about this product?

Product information

CYA680 hygienic flow assembly for small pipe diameters
Hygienic flow assembly for 12-mm sensors
Specifications
pH
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Description

The CYA680 flow assembly is the simple solution for pH and conductivity measurement in pipelines of hygienic and sterile applications. It is designed for inline cleaning and sterilization and perfectly suited for small pipe diameters, offering maximum safety for your high-quality products. For perfect performance in aggressive and corrosive media, CYA680 is available as PVDF version.

Field of application

The CYA680 flow assembly is used in combination with 12-mm sensors, e.g.

  • pH measurement
  • Conductivity measurement

It is especially suited for all applications where small diameters are required such as:

  • Chromatography
  • Filtration
  • Reverse osmosis
Benefits
  • Optimized product yield thanks to fast measured values in low volume
  • High product safety: Assembly is suitable for cleaning-in-place (CIP) and sterilization-in-place (SIP)
  • Compliant with strict Life Sciences regulations: Certified biocompatibility according to USP class VI, FDA-listed seals and hygienic electropolished surface Ra=0.38 µm (15 µinch)
  • Suitable even for aggressive and corrosive media with PVDF version
Downloads
Most downloaded
Technical Information (TI)
TI CYA680 Flow Assembly for the Life Sciences and Chemical Industry
English version - 12/2023
Download
Operating Instruction (BA)
BA CYA680 Flow assembly
English version - 12/2023
Download
Manufacturer Declaration
Product family: Armaturen Product root: CYA680-
Declaration number: HE_01377_01.20
Manufacturer specification: Explosion protection
English version - 11/2020
Download
The CAD Drawings will be available after the configuration.
All downloads
4 Downloads
Technical Information (TI)
Most downloaded
TI CYA680 Flow Assembly for the Life Sciences and Chemical Industry
English version - 12/2023
Download
Operating Instruction (BA)
Most downloaded
BA CYA680 Flow assembly
English version - 12/2023
Download
Manufacturer Declaration
Product family: Armaturen Product root: CYA680-
Declaration number: HE_01377_01.20
Manufacturer specification: Explosion protection
English version - 11/2020
Download
Manufacturer Declaration
Product family: Armaturen Product root: CYA680-
Declaration number: HE_01520_01.21
Manufacturer specification: PED
English version - 10/2021
Download

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Spare parts and accessories

further parts
further parts

KIT CYA680 O-Rings set (KALREZ )

further parts
further parts
Order code 71321494
further parts
further parts

KIT CYA680 O-Rings set (VITON )

further parts
further parts
Order code 71321495
further parts
further parts

KIT CYA680 O-Rings set (EPDM )

further parts
further parts
Order code 71321496
further parts
further parts

KIT CYA680 pH sensor adapter,120mm,316L

further parts
further parts
Order code 71321499
Spare parts and accessories
CYA680 hygienic flow assembly for small pipe diameters
Hygienic flow assembly for 12-mm sensors

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CYA680 hygienic flow assembly for small pipe diameters
Hygienic flow assembly for 12-mm sensors
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Spare parts and accessories

further parts
further parts

KIT CYA680 O-Rings set (KALREZ )

further parts
further parts
Order code 71321494
further parts
further parts

KIT CYA680 O-Rings set (VITON )

further parts
further parts
Order code 71321495
further parts
further parts

KIT CYA680 O-Rings set (EPDM )

further parts
further parts
Order code 71321496
further parts
further parts

KIT CYA680 pH sensor adapter,120mm,316L

further parts
further parts
Order code 71321499
Spare parts and accessories