Cleanfit CPA871 is a flexible retractable assembly for pH, ORP, oxygen, or NIR sensors, allowing sensors to be removed, cleaned, sterilized, or calibrated without interrupting the process. Size: 12 mm sensor diameter, 120/225/360 mm insertion length, manual or pneumatic drive Application: In-process pH/ORP retractable installation for continuous production without shutdown Measuring Principle: Retractable assembly compatible with pH, ORP, oxygen, and NIR Memosens sensors Process Temperature: -10 to 140°C (stainless steel, Alloy C22, PEEK); -10 to 90/100°C for PVDF Max. Process Pressure: 16 bar up to 140°C (stainless steel/PEEK); 16 bar to 100°C or 4 bar to 90°C (PVDF) Material: Stainless steel, Alloy C22, PEEK, or PVDF (conductive PVDF for hazardous areas) Key Features: Manual or pneumatic retraction drive All common process connections (clamp, flange, dairy fitting, thread) Sensor maintenance without process interruption