Emerson Rosemount Oxymitter DR, Reference Manual

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Contents
Chapter 1 Description and specifications........................................................................................7
1.1 Components checklist...................................................................................................................... 7
1.2 Overview........................................................................................................................................ 15
1.3 Probe options................................................................................................................................. 18
1.4 Specifications................................................................................................................................. 21
Chapter 2 Install...........................................................................................................................23
2.1 Mechanical installation................................................................................................................... 23
2.2 Electrical installation with integral electronics................................................................................ 36
2.3 Pneumatic installation....................................................................................................................40
2.4 Set up probe with electronics package........................................................................................... 42
Chapter 3 Startup and operate..................................................................................................... 51
Chapter 4 Maintenance and service..............................................................................................53
4.1 Overview........................................................................................................................................ 53
4.2 Calibrate.........................................................................................................................................53
4.3 Remove probe................................................................................................................................54
4.4 Replace probe................................................................................................................................ 55
4.5 Replace terminal block................................................................................................................... 55
4.6 Replace entire probe...................................................................................................................... 56
4.7 Replace heater strut....................................................................................................................... 56
4.8 Replace cell.................................................................................................................................... 59
4.9 Replace ceramic diffusion element................................................................................................. 63
4.10 Wire termination housing.............................................................................................................64
Chapter 5 Troubleshoot............................................................................................................... 67
5.1 No response to oxygen concentration change when heater is cold and thermocouple mV
output is less than setpoint..............................................................................................................67
5.2 No response to oxygen concentration change when heater is hot and thermocouple mV
output is at setpoint ±0.2 mV.......................................................................................................... 67
5.3 Good response with incorrect indication........................................................................................ 68
5.4 Probe does not give accurate indication of applied test gas............................................................ 69
5.5 Probe heater temperature unstable................................................................................................69
5.6 Probe passes calibration, but still appears to read too high............................................................. 70
5.7 Probe passes calibration, but still appears to read too low.............................................................. 71
Chapter 6 Return material............................................................................................................73
Chapter 7 Replacement parts....................................................................................................... 75
Appendix A Optional accessories.................................................................................................... 85
Reference Manual Contents
00809-0100-4880 October 2019
Rosemount Oxymitter DR v