Update 9(10.09.00.74)
Mostly user places Control Valve in OPPID and along with it various Instruments also gets placed. But currently in OOTB only Field Mounted Panel can only be listed into Location as shown below:
If above problem still persists, then please create a Service Request and contact the Bentley Product Advantage group. Please include a list of all relevant details to get in depth analysis for a solution or workaround