OneFerm pH VP 120 NTC Specification Sheet (Part/REF # 243236) OneFerm Arc Compatible pH Sensors fully integrate with Arc Intelligent sensor technology for data-rich sensor information in single use applications. Product Specifications Sensor Family Electrical Connector Sensor Output Measurement Principle Combination electrode; pH potential measured against reference Measuring Range Before gamma irradiation: 57 to 60 mV/pH at 25 °C (97 % -101 %); Shift after gamma irradiation: ± 1.5 mV/pH Zero Point Before gamma irradiation: ± 20 mV; Shift after gamma irradiation: ± 10 mV Calibration Data Yes, provided on sensor label After gamma irradiation and dry storage: ± 0.15 pH with provided calibration values. ± 0.1 pH after product calibration at the measurement temperature and within 2 pH units from the product calibration point Drift at Room Temperature < 0.1 pH per week after wet-in time, in buffer pH 7 Membrane Shape Temperature Sensor Process Connection Wetted Parts Glass VMQ (Silicone elastomer) O-ring Material Wet-in Time Shelf Life 12 months prior gamma irradiation. 18 months after gamma irradiation Steam Sterilizable Gamma Irradiatable Operating Temperature Range 4 to 50 °C Sample min Conductivity Specifications are subject to change without notice https://www.hamiltoncompany.com/sensors/243236