Page 1
® LabSen 221 pH Electrode User Manual ® LabSen pH electrodes are made with proprietary sensor technologies and key components from ® Switzerland. LabSen 221 Combination pH Electrode is designed for high-precision pH measurement of viscous and low ionic strength solutions as well as general water solutions. Features •...
Page 2
Technical Specifications Measuring Range 0 - 14 pH Temperature Range -5 - 80 °C Membrane Type Body Material Lead-free Glass Reference Long Life Junction Moveable sleeve Reference Solution 3M KCL Soaking Solution 3M KCL Membrane Resistance <150MΩ Temperature Sensor Electrode Dimension (Φ12×130) mm Connector Cable...
Page 3
6. Every pH electrode will eventually age and fail. The typical service life of Apera pH electrodes is 12-24 months depending on the frequency of usage and how well you keep it clean and properly stored. We...
Page 4
We warrant this electrode to be free from defects in material and workmanship and agree to repair or replace free of charge, at option of APERA INSTRUMENTS, LLC, any malfunctioned or damaged product attributable to responsibility of APERA INSTRUMENTS, LLC for a period of SIX MONTHS from the delivery.
Need help?
Do you have a question about the LabSen AI3102 and is the answer not in the manual?
Questions and answers