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Instruction Manual
IB-106-340 Rev. 2.4
April, 2001
Rosemount Analytical Inc. A Division of Emerson Process Management Troubleshooting 7-7
Oxymitter 4000
DIAGNOSTIC
ALARMS
TEST
POINTS
HEATERT/C
HEATER
O2 CELL
CALIBRATION
CALIBRATION RECOMMENDED
O2 CELL mV +
O2 CELL m -
HEATERT/C +
HEATERT/C -
V
INC INC
DEC DEC
HIGH
GAS
LOW
GAS
CAL
TEST GAS +
PROCESS -
% O2
SW2
TP1
J1
TP2
TP3
RED
YEL
GRN
ORG
TP4
TP5
TP6
ON
29770006
Figure 7-4. Fault 4, A/D Comm Error
d. Fault 4, A/D Comm Error
The HEATER T/C LED flashes four times,
pauses for three seconds, and repeats
(Figure 7-4).
1. Call the factory for assistance.
7