
Figure 8-13: Very Hi O2 Temp Message on LOI
A. LOI
Potential cause
The triac and the temperature control may be at fault.
Recommended actions
1. Remove power. Allow the transmitter to cool for five minutes. Restore power.
2. If the condition repeats, replace the electronic assembly per
.
8.5.7
Fault 7, High Case Temp
The figures below show the electronic assembly for a transmitter with a membrane
keypad and a transmitter with an LOI.
Fault 7, membrane keypad
When Fault 7 is detected, the
HEATER
LED flashes three times, pauses for three seconds,
and repeats. If the case temperature exceeds 185 °F (85 °C), the temperature control will
shut off and the 4-20 mA signal output will go to the default value.
Troubleshoot
Reference Manual
October 2019
00809-0100-4340
130
Emerson.com/Rosemount
Содержание Rosemount Oxymitter 4000
Страница 4: ...4 ...
Страница 8: ...Contents Reference Manual October 2019 00809 0100 4340 viii Emerson com Rosemount ...
Страница 84: ...Configure transmitter with LOI Reference Manual October 2019 00809 0100 4340 84 Emerson com Rosemount ...
Страница 110: ...HART AMS Reference Manual October 2019 00809 0100 4340 110 Emerson com Rosemount ...
Страница 114: ...HART AMS Reference Manual October 2019 00809 0100 4340 114 Emerson com Rosemount ...
Страница 184: ...Optional accessories Reference Manual October 2019 00809 0100 4340 184 Emerson com Rosemount ...
Страница 188: ...Safety data sheet for ceramic fiber products Reference Manual October 2019 00809 0100 4340 188 Emerson com Rosemount ...
Страница 192: ...Rosemount Oxymitter product certifications Reference Manual October 2019 00809 0100 4340 192 Emerson com Rosemount ...
Страница 194: ...Declaration of Conformity Reference Manual October 2019 00809 0100 4340 194 Emerson com Rosemount ...
Страница 195: ...Reference Manual Declaration of Conformity 00809 0100 4340 October 2019 Rosemount Oxymitter 4000 195 ...
Страница 196: ...Declaration of Conformity Reference Manual October 2019 00809 0100 4340 196 Emerson com Rosemount ...
Страница 197: ...G China RoHS table Reference Manual China RoHS table 00809 0100 4340 October 2019 Rosemount Oxymitter 4000 197 ...