Emerson 3081FG - Manual (Page 58)

Instruction Manual
IB-106-3081 Rev. 1.5
September 2002
5-4 Maintenance and Service Rosemount Analytical Inc. A Division of Emerson Process Management
Model 3081FG
a. Remove the end cap of the probe to expose
the terminal block.
b. Refer to Figure 5-2. Disconnect the four
wires (two oxygen signal wires and two
thermocouple wires) from the terminal
block.
c. Disconnect the reference air and the cali-
bration check gas lines.
d. Unscrew the probe from the stack and
remove.
e. Using a replacement probe, refer to para-
graph 2-2c for mechanical installation in-
structions.
f. Refer to paragraph 2-3b for electrical in-
stallation instructions.
g. Refer to paragraph 2-4 for reference air and
calibration check gas installation instruc-
tions.
THERMOCOUPLE
+
(GY)
THERMOCOUPLE
-(RD)
TERMINAL
BLOCK
CONDUIT
CELL
-(WH)
CELL
+
(BK)
26020004
Figure 5-2. Oxygen Probe Terminal Block