Emerson Rosemount OCX8800A - Page 252

Figure 10-8: 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. Thermal switch
I. Sensor housing terminals
J. Green
K. Orange
L. Red
M. Yellow
N. Thermocouple O
2
O. Thermocouple CO
P. Thermocouple sample block
Q. CO reference
R. Heater sample block
S. Heater CO
T. Heater O
2
Maintenance and service Manual
December 2022 00809-0500-4880
252 Emerson.com/Rosemount