CAM216/16 IOM
Doc. Number: ECM-402-0116
January 2016, Rev. 1
69
Section 11: Installation of Optional THUM Wireless Adapter
Installation of Optional THUM Wireless Adapter
11.3
Component Installation on MPA
NOTE:
The following instructions apply to actuators installed in non-hazardous locations only.
1.
Disconnect the actuator from the power source.
2.
Open the cover to expose the internal electronics.
3.
Locate the front cover of the MPA and open it to access the internal electronics.
4.
Insert the Wireless HART THUM and a 3/4 to 1/4 conduit reducer into one of the access
ports in the actuator control housing. Then, tighten securely, making sure not to
damage the wires while turning.
Figure 75
Wireless HART THUM in MPA
NOTE:
Reducer bushings used for non-hazardous locations installation only.
Teflon tape should be applied to both the THUM and reducer bushing threads to
prevent galling.
