©Endress+Hauser
Hygienic assembly for fixed installation of pH/ORP, oxygen and cell growth sensors in pipes and tanks.
©Endress+Hauser
The Unifit CPA842 assembly with the optional cable protection.
Specs at a glance
Process temperature
-15 to 140 °C (5 to 280 °F)
Process pressure
16 bar up to 140 °C (232 psi up to 284 °F)
Field of application
The Unifit CPA842 process assembly meets highest requirements concerning inline cleaning and sterilization. It allows the easy installation of pH/ORP, dissolved oxygen, conductivity or NIR sensors into tanks and pipelines of hygienic and sterile applications. Unifit is designed according to EHEDG, 3-A, ASME BPE, FDA and USP class VI.
Unifit CPA842 is intended for permanent installation in tanks and pipework in:
Food and beverage
Life sciences
Chemicals
It is suitable for use with pressures of up to 16 bar (stainless steel).
Benefits
Hygienic design according to EHEDG, 3-A, FDA, ASME BPE and USP class VI
No contamination thanks to leak-tight, built-in electrode seal
Less build-up of residues thanks to electropolished surface
Suitable for cleaning-in-place (CIP) and sterilization-in-place (SIP)
Flexible adaptation to all applications by various hygienic process connections
Success stories
The pH value is key
Memosens CPS11E ensures precise pH monitoring in biodiesel production, improving product quality, process stability and sensor lifetime under harsh conditions.
Read the full story
Advanced bioprocess control
From time consuming sample analysis to real-time monitoring of critical parameters in fermentation processes thanks to complete solutions from hardware to development and analytical services.
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Cheers!
The disinfection panel offers Maisel Brewery a stable, low-maintenance and reliable disinfection measurement system that enables optimal dosing and saves costs.
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Pure high quality beer and clean wastewater
Discover how Heineken meets all regulations to protect the brazilian environment with the Viomax CAS51D digital nitrate or SAC sensor from Endress+Hauser.
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Simple products
Easy to select, install and operate
Technical excellence
Simplicity
Standard products
Reliable, robust and low-maintenance
Technical excellence
Simplicity
High-end products
Highly functional and convenient
Technical excellence
Simplicity
Specialized products
Designed for demanding applications
Technical excellence
Simplicity
FLEX selections
Technical excellence
Simplicity
Fundamental selection
Meet your basic measurement needs
Technical excellence
Simplicity
Lean selection
Handle your core processes easily
Technical excellence
Simplicity
Extended selection
Optimize your processes with innovative technologies
Technical excellence
Simplicity
Xpert selection
Master your most challenging applications
Technical excellence
Simplicity
Application
Food & Beverage, Life Science, Process
Installation
Fixed installation assembly
Characteristic
Open and closed tank, piping
Design
Hygienic assembly with corresponding process connections
Material
Holder: stainless steel 1.4404
Dimension
Immersion depth: 29.5 to 86.5 mm (1.16 to 3.4 inch)
Process temperature
-15 to 140 °C (5 to 280 °F)
Process pressure
16 bar up to 140 °C (232 psi up to 284 °F)
Connection
DN25 standard, DN25 B.Braun, Clamp 1.5" (short and long), Clamp 1.5'' angled at 15°, Clamp 2", Varivent flange N, dairy fitting DN50
Measuring principle
Amperometric oxygen measurement
Most downloaded
TI Unifit CPA842
English version - 09/2025
Process assembly for hygienic and sterile applications
EN
DE ES FR IT JA PL PT RU ZH
04/09/2025
02/05/2024
24/01/2022
03/12/2020
23/04/2018
Language:
English
Version:
04/09/2025
File size:
3.8 MB
File name:
TI01367CEN_0525-00.pdf
EA Kits for Unifit CPA842
English version - 12/2025
Spare parts kits for process assembly CPA842
Language:
English
Version:
02/12/2025
File size:
703.7 KB
File name:
71378563 Anleitung Kits CPA842 2025-12.PDF
21 documents
Process assembly for hygienic and sterile applications
EN
German Spanish French Italian Japanese Polish Portuguese Russian Chinese
04/09/2025
02/05/2024
24/01/2022
03/12/2020
23/04/2018
Language:
English
Version:
04/09/2025
File size:
3.8 MB
File name:
TI01367CEN_0525-00.pdf
Process assembly for hygienic and sterile applications
EN
Bulgarian Czech Danish German Greek Spanish Estonian Finnish French Croatian Hungarian Indonesian Italian Japanese Korean Lithuanian Latvian Dutch Norwegian Polish Portuguese Romanian Russian Slovak Slovenian Swedish Thai Turkish Chinese
22/10/2025
02/05/2024
24/01/2022
27/07/2020
31/08/2017
Language:
English
Version:
22/10/2025
File size:
3.9 MB
File name:
BA01795CEN_0525-00.pdf
EA Kits for Unifit CPA842
Spare parts kits for process assembly CPA842
Language:
English
Version:
02/12/2025
File size:
703.7 KB
File name:
71378563 Anleitung Kits CPA842 2025-12.PDF
Liquid analysis equipment
EN
German
29/08/2023
30/04/2021
Language:
English
Version:
29/08/2023
File size:
512.7 KB
File name:
SD02751CEN_0223-00.pdf
Sensors, transmitters, compact devices and assemblies
Experts in Liquid Analysis
Language:
English
Version:
02/02/2026
File size:
4.2 MB
File name:
FA00007C_EN_Analyse_22-26_LowRes.pdf
Kompetenz in der Flüssigkeitsanalyse
Vom Sensor bis zur schlüsselfertigen Komplettlösung
Language:
German
Version:
21/09/2022
File size:
1.3 MB
File name:
FA01018CDE_0422_Analyse_Portfolio_lowres.pdf
Sensoren, Messumformer, Kompaktgeräte and Armaturen
Kompetenz in der Flüssigkeitsanalyse
Language:
German
Version:
02/02/2026
File size:
4.3 MB
File name:
FA00007C_DE_Analyse_22-26_LowRes.pdf
Language:
Japanese
Version:
23/03/2017
File size:
34.8 MB
File name:
FA00007CJA_2022_Endress Hauser liquid analysis family.pdf
pH-Messung in Industrieprozessen
Auswahl- und Engineering-Hilfe für verschiedene Industriebranchen und
Language:
German
Version:
01/12/2021
File size:
3.3 MB
File name:
CP00010CDE_1621_pH Auswahlhilfe_2021.pdf
さまざまな産業およびアプリケーション向けの選択およびエンジニアリングガイド
Language:
Japanese
Version:
12/01/2024
File size:
3.5 MB
File name:
CP01313CJA_0223_1024_Conductivity_sensor_selection_guide.pdf
pH measurement in industrial processes
Selection and engineering guide for different industries and
Language:
English
Version:
02/12/2021
File size:
3.2 MB
File name:
CP00010CEN_1621_pH selection guide_2021.pdf
さまざまな産業およびアプリケーション向けのpH測定セレクションガイド
Language:
Japanese
Version:
08/02/2024
File size:
2.6 MB
File name:
CP00010CJA_1315_1024_pH_selection_guide.pdf
Conductivity measurement in industrial processes
Selection and engineering guide for different industries and
Language:
English
Version:
27/04/2023
File size:
2.5 MB
File name:
CP01313CEN_0223_cond_selection_guide_web.pdf
Leitfähigkeitsmessung in Industrieprozessen
Auswahl- und Engineeringhilfe für verschiedene Industrien und
Language:
German
Version:
27/04/2023
File size:
2.4 MB
File name:
CP01313CDE_0223_LF_Auswahlhilfe_web.pdf
Product family: Assemblies
Productroot: CPA842-
EN
German French
02/11/2021
Language:
English
Version:
02/11/2021
File size:
411 KB
File name:
HE_01534_01.21_CPA842_SI2012_3032.pdf
Product family: Assemblies
Productroot: CPA842-
EN
German French
02/11/2021
Language:
English
Version:
02/11/2021
File size:
412 KB
File name:
HE_01533_01.21_CPA842_EU-RoHS.pdf
Product root: CPA842-
Language:
English
Version:
30/04/2018
File size:
334.8 KB
File name:
HE_00964_01.18_PED_CPA842.pdf
Product family: Assemblies
Product root: CPA842-
Language:
English
Version:
30/06/2025
File size:
358.5 KB
File name:
HE_02165_01.25_CPA842_ChangeNotificationASME-BPE_Sealing_20250630.pdf
Components Sheet for CPA842 Spare parts
Language:
English
Version:
27/11/2025
File size:
1.2 MB
File name:
Components_Sheet_XPC0017_Spare parts_CPA842.pdf
Components Sheet for CPA842 Accessories
Language:
English
Version:
16/07/2025
File size:
690.3 KB
File name:
components_sheets_XPC0017_accessories.pdf
60 spare parts & accessories
60 spare parts & accessories
60 spare parts & accessories
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