With Cleanfit CPA875 and CPA871 sensor assemblies, pH, ORP, oxygen, and NIR sensors can be installed or removed during operation. By moving sensor from measuring position to service position, retractable assemblies allow sensor to be cleaned, calibrated, or replaced without interrupting process. Cleanfit CPA875 is intended for use in food, pharmaceutical, life sciences, and specialty chemical applications, while CPA871 is suited for water/wastewater and general chemical industries.