Endress+Hauser FOUNDATION Fieldbus Micropilot FMR50 Brief Operating Instructions page 22

Installation
Depending on the device version the marking may be a circle or two short parallel lines.
Nozzle mounting
For optimum measurement, the tip of the antenna should extend below the nozzle. This is
achieved by a nozzle height up to H
 4 Nozzle height for horn antenna, encapsulated (FMR50); H
Conditions for longer nozzles
If the medium has good reflective properties, higher nozzles can be accepted. In this case the
maximum nozzle height, H
22
9 0
°
= 60 mm (2.36 in).
max
, is dependent on the nozzle diameter, D:
max
Micropilot FMR50 FOUNDATION Fieldbus
°
9 0
9 0
°
= 60 mm (2.36 in)
max
A0019434
A0016806
Endress+Hauser