Ocx With Remote Electronics - Emerson Rosemount OCX 8800 Reference Manual

11.
9.2.2

OCX with remote electronics

Remove sensor housing
Complete the following steps to remove the sensor housing from the Hazardous Area OCX
8800 with remote electronics.
1.
2.
3.
Reference Manual
Turn on the test gases at the cylinders and open the instrument air supply valve.
Turn off power to the system.
Shut off the test gases at the cylinders and close the instrument air valve.
Disconnect the calibration gas, reference air, eductor air, and dilution air lines from
the sensor housing, Figure 9-3.
Maintenance and service
213