Endress+Hauser Micropilot FMR51 - Mounting Preparations; Mounting Steps

Mounting Micropilot FMR51, FMR57
4
3 Mounting
3.1 Mounting preparations
The following tools are necessary for mounting: Hexagon spanner size 3
3.2 Mounting steps
NOTICE
The tightness of the device is not achieved when using the wrong seal.
‣
Do not interchange the flat seals. The flat seals with the bigger inner diameter are
intended for the antenna extension.
3.2.1 Standard
1 2
3
4
5
6 7
8
A0019145
 1 Mounting horn protection
1 Flat seal
2 Lock washer
3 Screws, antenna socket
4 Holding ring
5 Contact ring
6 O-ring seal
7 Horn protection
8 Screws, horn protection
1. Loosen the screws (3) on the antenna socket and remove horn antenna.
2. Shift O-ring seal (6), contact ring (5) and holding ring (4) onto the antenna cone.
3. Plug horn protection (7) onto the antenna opening and direct the holes to the holding
ring (4).
4. Tighten the screws (8) crosswise until the horn protection (7) and holding ring (4) are
assembled. Max. torque 1.25 Nm (0.92 lbf ft)
5. Insert flat seal (1) between horn antenna and antenna socket.