Emerson Rosemount OCX8800A - Page 278

Figure 10-24: O
2
Cell, Thermocouple, and Heater Connections
A. O
2
cell wires
B. O
2
heater wires
C. Thermocouple wires
D. Return wire
E. O
2
cell and heater strut assembly
F. Sample block thermocouple
G. Sample block heater rods
H. Thermocouple O2
I. Thermocouple CO
J. Thermocouple sample block
K. CO reference
L. Heater sample block
M. Heater CO
N. Heater O2
O. Sensor housing terminals
P. Orange
Q. Green
R. Red
S. Yellow
Maintenance and service Manual
December 2022 00809-0500-4880
278 Emerson.com/Rosemount