Endress+Hauser Levelflex FMP52, Руководство по эксплуатации, Страница: 26 / 198

Mounting Levelflex FMP55 HART
26 Hauser
6.1.6 Special mounting conditions
Bypasses and stilling wells
In bypass and stilling well applications it is recommended to use a centering disks or
stars.
A B
³
100
(3.94)
3
2 1
A0014129
1 Mounting in a stilling well
2 Mounting in a bypass
3 Minimum distance between end of probe and lower edge of the bypass; see table below
Minimum distance between end of probe and lower edge of the bypass
Type of probe Minimum distance
Rope 10 mm (0.4 in)
Rod 10 mm (0.4 in)
Coax 10 mm (0.4 in)
• Pipe diameter: > 40 mm (1.6") for rod probes
• Rod probe installation can take place up to a diameter size of 150 mm (6 in). In the
event of larger diameters, a coax probe is recommended.
• Side disposals, holes or slits and welded joints that protrude up to approx. 5 mm (0.2")
inwards do not influence the measurement.
• The pipe may not exhibit any steps in diameter.
• The probe must be 100 mm longer than the lower disposal.