Fault 11, Bad Cell - Emerson Rosemount Oxymitter 4000 Reference Manual

Rosemount Oxymitter 4000
Figure 8-13. Fault 11, Bad Cell

Fault 11, Bad Cell

120
Instruction Manual
IM-106-340C, Rev. 6.2
Apr 2015
Figure 8-13. Fault 11, Bad Cell
Figure 8-13 shows the electronic assembly for a Hazardous Area Oxymitter 4000 with a
membrane keypad (upper view) and a Hazardous Area Oxymitter 4000 with an LOI
(lower view).
Membrane Keypad
When Fault 11 is detected, the O
and repeats.
1. The bad cell alarm activates when the cell exceeds the maximum resistance value.
2. The cell should be replaced. See "Cell Replacement" in Section 9: Maintenance and
Service, for cell replacement instructions.
8-17
CELL flashes three times, pauses for three seconds,
2
July 2018
Hazardous Area Oxy
Fault 11, Bad Cell
Figure 8-13 shows the electron
Hazardous Area Oxymitter 400
keypad (upper view) and a
Hazardous Area Oxymitter 400
view).
Membrane Keypad
When Fault 11 is detected, the
three times, pauses for three se
1. The bad cell alarm activate
exceeds the maximum res
2. The cell should be replace
Replacement" in Section 9
Service, for cell replaceme
LOI
When Fault 11 is detected, the
Cell Bad" message. Refer to th
procedures in paragraphs 1 an
Troubleshooting