Recommended actions
1. Check recorder chart.
2. See recorder manual.
Potential cause
No cell mV at probe when test gas applied
Recommended actions
1. Check cell mV input to electronics and cell mV at probe head.
2. Replace cell or return probe to Rosemount
™
.
Potential cause
Probe cell mV ok but no input to electronics
Recommended actions
1. Check cell mV input to electronics and cell mV at probe head.
2. Check cable connection.
Potential cause
Electronics failure: cell mV satisfactory at both junction box and input to electronics.
Recommended actions
1. Check cell mV input to electronics and cell mV at probe head.
2. Check electronics package.
5.3
Good response with incorrect indication
System responds to oxygen concentration changes, but does not give correct indication.
Potential cause
Calibration error
Recommended actions
1. Check recorder or remote indicator.
2. Recalibrate recorder or remote indicator. Reference recorder manual.
3. Check system calibration.
4. Recalibrate system.
5. Replace cell if necessary.
Potential cause
Air ingress into duct
Recommended actions
1. Check probe mounting and condition of duct.
2. Stop air leaks or resite probe.
Troubleshoot
Reference Manual
October 2019
00809-0100-4880
68
Emerson.com/Rosemount
Summary of Contents for Rosemount Oxymitter DR
Page 4: ...4 ...
Page 52: ...Startup and operate Reference Manual October 2019 00809 0100 4880 52 Emerson com Rosemount ...
Page 72: ...Troubleshoot Reference Manual October 2019 00809 0100 4880 72 Emerson com Rosemount ...
Page 74: ...Return material Reference Manual October 2019 00809 0100 4880 74 Emerson com Rosemount ...
Page 84: ...Replacement parts Reference Manual October 2019 00809 0100 4880 84 Emerson com Rosemount ...