Endress+Hauser Micropilot FMR50, Operating Instructions Manual

Page: 89 / 184

Micropilot FMR51, FMR52 HART Accessories
Hauser 89
15.1.3 Horn protection for horn antenna
This section is not valid for the following options of ordering feature 610 "Accdessory
Mounted".
• OU: ...mm antenna extension
• OV: ... inch antenna extension
For these cases:
Accessory Description
Hornschutz für
Hornantenne
80 mm (3 in) oder
100 mm (4 in)
L
B
A
øD
ød
A0019143
A Horn antenna of the Micropilot (not supplied with the horn protection)
B Horn protection
⌀d Diameter of horn protection (see table below)
⌀D Minimum nozzle diameter (see table below)
L
Length of antenna with horn protection (see table below)
For details refer to mounting instructions SD01084F.
Process conditions
• Maximum vessel pressure: 0.5 bar (7.252 psi)
• Maximum process temperature: 130 °C (266 °F)

Danger of explosion
Avoid electrostatic charging of the horn protection.
Horn protection for FMR51
Antenna
1)
Order code horn
protection Dimensions a horn protection
L
2)
Ød ØD
BC: Horn 80mm/3" 71105890 238 mm (9.4 in) 96 mm (3.78 in) ≥ DN100
BD: Horn 100mm/4" 71105889 302 mm (11.9 in) 116 mm (4.57 in) ≥ DN150
1) Feature 070 of the product structure
2) A different length is valid for antennas with variable antenna extension (ordering feature 610, option OU or OV).
The horn protection can also be ordered together with the device. Product structure:
Feature 610 "Accessory Mounted", option OW "Horn protection, PTFE".