Yokogawa EXAxt PH450 4-Wire Analyzer for pH and ORP User Manual
Page 6

IM 12B07C05-01E
iv
4-3-5. Sensor mV. .............................................................................................20
4-3-6. Reference impedance .............................................................................20
4-3-7. Last calibrated ........................................................................................20
4-3-8. Calibration due
........................................................................................20
4-3-9. Projected calibration ................................................................................20
4-3-10. Projected replacement ..........................................................................20
4-3-11. Serial number ........................................................................................21
4-3-12. Software revision ...................................................................................21
4-3-13. HART Device revision ...........................................................................21
4-3-14. Logbook ................................................................................................21
4-4. Information function .............................................................................................21
4-5. Setup-calibration & commissioning .....................................................................21
4-6. Secondary-primary value display switch .............................................................21
4-7. Navigation of the menu structure ........................................................................22
4-8. Setup Concentration mode ..................................................................................22
5. MENU STRUCTURE COMMISSIONING ...................................................................24
5-1. Sensor setup .......................................................................................................24
5-2. Measurement setup .............................................................................................24
5-3. Temperature setting .............................................................................................24
5-4. Temperature compensation .................................................................................24
5-5. Calibration settings ..............................................................................................26
5-6. Impedance setting ...............................................................................................26
5-7. mA output setup...................................................................................................28
5-8. Contact output setup ...........................................................................................30
5-9. Fail .......................................................................................................................32
5-10. Simulate.............................................................................................................32
5-11. Error configuration .............................................................................................34
5-12. Logbook configuration .......................................................................................34
5-13. Advanced setup .................................................................................................36
5-14. Display setup .....................................................................................................38
6. CALIBRATION ...........................................................................................................40
6-1. Calibration check with buffer solutions. ...............................................................40
6-2. Manual calibration mode ....................................................................................40
6-3. Automatic calibration mode .................................................................................40
6-4. Sample calibration mode .....................................................................................41
6-5. Temperature calibration .......................................................................................41
6-6. ORP & rH calibration ...........................................................................................41
6-7. Operation of hold function during calibration .......................................................41
6-8. Contact output setup ..........................................................................................41
7. MAINTENANCE .........................................................................................................43
7-1. Periodic maintenance .........................................................................................43
7-2. Periodic maintenance of the sensor ....................................................................43
7-3. LCD adjustment ...................................................................................................44