BOQU BH-485-NH, User Manual, Page: 3 / 42

Operating Manual of Ammonia Nitrogen Sensor
4.2.4.2 Software Settings.................................................................................................. 16
4.2.4.3 Program upgrade................................................................................................... 17
4.2.5 System Information..........................................................................................................17
Chapter 5 Calibration of Sensors.............................................................................................................18
5.1 Probe Settings...............................................................................................................................18
5.2 Basic Process of Calibration.........................................................................................................19
5.3 Temperature sensor calibration.....................................................................................................20
5.4 pH sensor calibration....................................................................................................................20
5.5 Ammonia Nitrogen Sensor Calibration........................................................................................ 22
5.6 Potassium Ion Sensor Calibration................................................................................................ 24
Chapter 6 Maintenance.............................................................................................................................26
6.1 Sensor Maintenance......................................................................................................................26
6.1.1 Temperature Sensor Maintenance.................................................................................... 27
6.1.2 pH Sensor Maintenance................................................................................................... 27
6.1.3 Ammonia Nitrogen Sensor Maintenance......................................................................... 27
6.1.4 Potassium Ion Sensor Maintenance................................................................................. 29
6.2 Storage of Sensor..........................................................................................................................29
6.2.1 Short Term Storage...........................................................................................................29
6.2.2 Long Term Storage...........................................................................................................30
6.3 Maintenance of Cable...................................................................................................................30
6.4 Inspection on the Damage of Sensor............................................................................................30
Chapter 7 Communication Protocol........................................................................................................ 31
Chapter 8 Errors and Warnings.............................................................................................................. 37
Chapter 9 Problems and Solutions...........................................................................................................38
Chapter 10 After-sales Service................................................................................................................. 39