135. OperationENGLISH5.5. Readjusting temperatureThe instrument can correct the deviation of a temperatureprobe (built into pH electrodes) at 25 °C and 85 °C (77 °Fand 185 °F).This allows the instrument to be used as a precision thermometer.Follow the diagram.2 sEnter the correction ofthe temperature sensor at25 °C (77 °F).Enter the correction ofthe temperature sensor at85 °C (185 °F).sensION+ PH1_HACH_LANGE_0710.indd ANG:13sensION+ PH1_HACH_LANGE_0710.indd ANG:13 7/9/10 15:40:597/9/10 15:40:59