Emerson Rosemount 389, Reference Manual

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Contents
Chapter 1 Description and Specifications....................................................................................... 5
1.1 Features and applications................................................................................................................. 5
1.2 Specifications................................................................................................................................... 6
1.3 Certifications.................................................................................................................................... 7
1.4 Ordering information....................................................................................................................... 8
Chapter 2 Install...........................................................................................................................11
2.1 Unpacking and inspection.............................................................................................................. 11
2.2 Mounting....................................................................................................................................... 11
2.3 Electrical installation.......................................................................................................................15
Chapter 3 Calibration................................................................................................................... 27
3.1 Sensor preparation......................................................................................................................... 27
3.2 pH calibration.................................................................................................................................27
3.3 Rosemount
™
389/389VP ORP calibration....................................................................................... 28
Chapter 4 Maintenance................................................................................................................31
4.1 Clean electrode.............................................................................................................................. 31
4.2 Automatic temperature compensator............................................................................................32
4.3 ORP................................................................................................................................................ 33
Chapter 5 Troubleshooting.......................................................................................................... 35
Chapter 6 Return of Material........................................................................................................ 37
Appendix A EC Declaration of Conformity....................................................................................... 39
Appendix B China RoHS Table......................................................................................................... 43
Appendix C Intrinsically Safe Sensor Installation Drawing - FM........................................................45
Reference Manual Contents
00809-0100-3389 February 2019
Reference Manual 3