Emerson Rosemount Oxymitter 4000 Instruction Manual page 102

Oxymitter 4000
Figure 8-6. Fault 4, A/D Comm Error
DIAGNOSTIC
CALIBRATION RECOMMENDED
8-10
HEATER
CALIBRATION
KEYPAD
Fault 4, A/D Comm Error
Membrane Keypad
When Fault 4 is detected, the HEATER T/C LED
flashes four times, pauses for three seconds,
and repeats (Figure 8-6).
1. Call the factory for assistance.
LOI
When Fault 4 is detected, the LOI displays the
"ADC Error" message.
1. CCall the factory for assistance.
Instruction Manual
IM-106-340, Rev. 4.3
July 2017