Emerson ROSEMOUNT OCX 8800 - Manual (Page 64)

Instruction Manual
IM-106-880, Rev 1.0
January 2007
OCX 8800
6-2
OCX with
Remote Electronics Remove Sensor Housing
1. Turn off power to the system.
2. Shut off the test gasses at the cylinders and close the instrument air
valve.
3. Disconnect the calibration gas, reference air, eductor air, and dilution air
lines from the sensor housing, Figure 6-1.
Figure 6-1. OCX with
Remote Electronics
Heater
Power Cable
Low O Test Gas
2
High O Test Gas
2
CO Test Gas
Instrument Air
(Reference Gas)
Test
Gas
Ref
erence
Air
Dilution
Air
Eductor Air
Instrument Air
Duct
Stack
AC Power
Input
Signal Cable
37390044
Sensor
Housing
Electronics
Housing
4-20 mA
Outputs