
Figure 8-21: O2 CELL LED on Membrane Keypad
Potential cause
The EEprom has been changed for a later version and at power-up, the EEprom does not
update.
Recommended actions
1. Power down.
2. Restore power.
Potential cause
If the alarm occurs while the unit is running, there is a hardware problem on the
microprocessor board.
Recommended action
Replace the electronic assembly.
See
Fault 12, LOI
When Fault 12 is detected, the LOI displays the
EEprom Corrupt
message.
Troubleshoot
Reference Manual
October 2019
00809-0100-4340
138
Emerson.com/Rosemount
Summary of Contents for Rosemount Oxymitter 4000
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Page 8: ...Contents Reference Manual October 2019 00809 0100 4340 viii Emerson com Rosemount ...
Page 110: ...HART AMS Reference Manual October 2019 00809 0100 4340 110 Emerson com Rosemount ...
Page 114: ...HART AMS Reference Manual October 2019 00809 0100 4340 114 Emerson com Rosemount ...
Page 184: ...Optional accessories Reference Manual October 2019 00809 0100 4340 184 Emerson com Rosemount ...