Rosemount OCX 8800, Instruction Manual, Page: 203 / 266

Instruction Manual
IM-106-880, Rev 2.1
April 2017
OCX 8800
9-27
HTR 02
Install Sample Block Heater Rods
1. Before installing sample block heater rods (13, Figure 9-22), evenly coat
the heater rods with Watlube heater release agent.
2. Install the heater rods (13), heater clamps (12), and screws (11).
3. Reconnect the heater rod leads at the sensor housing terminal blocks,
(Figure 9-23).
Figure 9-23. O
2
Cell,
Thermocouple, and
Heater Connections
O
2
Cell Wires
O
2
Heater Wires
Thermocouple Wires
+
+
+
-
O2 ORG
RED
GRN
YEL
T/C O2
+
+ +
-
T/C CO
+
O
2
Cell and Heater Strut
Assembly
-
T/C SB
+
- EXC
-
CJC
+
Sample
Block
Thermo-
couple
Sample Block
Heater Rods
2
HTR 02
1
-
2
HTR CO
1
CO REF
+
-
2
HTR SB
1
CO ACT
+
+ EXC
S
e
nsor
H
o
us
in
g
T
e
rm
in
a
ls
R
e
tur
n
W
ire
3
7
3
9
0
0
6
8