Endress+Hauser FOUNDATION Fieldbus Micropilot FMR51, Краткое руководство по эксплуатации

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Micropilot FMR51, FMR52 FOUNDATION Fieldbus Mounting
Hauser 15
Information concerning threaded connections
For devices with a threaded connection, it may be necessary - depending on the antenna
size - to first disassemble the horn and then mount it again after screwing in the device.
• Tighten by the hexagonal nut only.
• Tool: open-ended wrench 55 mm
• Maximum permissible torque: 60 Nm (44 lbf ft)
5.6.2 Horn antenna, flush mount (FMR52)
Alignment
• Align the antenna perpendicular to the product surface.
The maximum reach of the antenna can be reduced if it is not installed perpendicular to the
product.
• A marking is provided on the flange (at a point between the flange holes) or the gland to
aid the alignment. This marking must be aligned towards the tank wall as much as possible.
A B
90°
90°
90°
90°
90°
90°
90°
90°
90°
90°
A0018974
Depending on the device version the marking may be a circle or two parallel lines.