Endress+Hauser nivocompact FTC 831, Installation And Operating Manual

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Technical Data
Operating Data
•
Operating temperature in silo: –20 °C
…
+60 °C
•
Operating pressure p
e
in silo: up to 6 bar
•
Max. permissible load on probe: 2500 N vertical
•
Grain size of bulk solid: up to approx. 10 mm
•
Minimum dielectric constant
ε
r
of material: 2.0
(factory-set, no adjustment required)
•
Minimum adjustment of dielectric constant
ε
r
for bulk solid: 1.6
•
Ambient temperature for housing: –20 °C
…
+60 °C
•
Storage temperature: –40 °C
…
+85 °C
Probe
•
Construction: rope probe with electronics at end of probe
•
Process connection: parallel thread G 1
1
/
2
A acc. to DIN ISO 228/I
•
Process connection material: glass-fibre reinforced polyester (PBTP)
•
Probe material: reinforced steel wire mesh and electronics with PE coating
•
Insulation from material: fully insulated
Probe Length Tolerances Probe length Tolerance
up to 1 m +0 mm, –5 mm
up to 3 m +0 mm, –10 mm
up to 6 m +0 mm, –20 mm
up to 20 m +0 mm, –30 mm
Housing Versions
•
Aluminium housing, IP 55
•
Aluminium housing, IP 66
•
Aluminium housing with synthetic coating, IP 66
•
Synthetic housing in PBTP, IP 66
(Protection IP
…
acc. to DIN 40050)
Cable Gland
•
Housing IP 55: standard PG in nickel-plated brass with NBR gasket for
cable diameter 7
…
10 mm.
•
Housing IP 66: water-tight PG in polyamide with Neoprene-CR gasket
for cable diameter 5
…
12 mm
Nivocompact FTC 831 Technical Data
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