Endress+Hauser PROFIBUS PA Levelflex FMP56, Руководство по эксплуатации

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Mounting Levelflex FMP56, FMP57 PROFIBUS PA
10 Hauser
Spacing requirements when mounting
• Distance (A) between the vessel wall and rod and rope probes:
• For smooth metallic walls: > 50 mm (2 in)
• For plastic walls: > 300 mm (12 in) to metallic parts outside the vessel
• For concrete walls: > 500 mm (20 in), otherwise the permitted measuring range may be
reduced.
• Distance (B) between rod probes and internal fittings (3): > 300 mm (12 in)
• When using more than one Levelflex:
Minimum distance between the sensor axes: 100 mm (3.94 in)
• Distance (C) from the end of the probe to the bottom of the vessel:
• Rope probe: > 150 mm (6 in)
• Rod probe: > 10 mm (0.4 in)
5.1.2 Securing the probe
Securing rope probes
1
A
C
B
2
A0012609
A Rope sag: ≥ 10 mm/(1 m probe length) [0.12 in/(1 ft probe length)]
B Reliably grounded end of probe
C Reliably insulated end of probe
1 Fastener in female thread of probe end weight
2 Insulated fastening kit