Level limit switch
Series CN 4000
Technical Information / Instruction manual
page
Ventilation
Ventilation is not required
Max. permitted
mechanical torque
CN 4020 version 120°C
CN 4020 version 180°C
CN
4030
Recommended protection in case of high material load: mounting of a protective angle above the
probe
Max. tractive force
CN 4050
4 kN
Max. process pressure
CN 4020 (Ausführung 120°C)
25 bar (363 psi)
CN 4020 (Ausführung 180°C)/ CN 4030
16 bar (232 psi)
CN 4050
6 bar (87 psi)
Vibration
1.5 (m/s
2
)
2
/Hz according to EN 60068-2-64
Features of bulk material
Min. DK: 1.6 (dielectric constant, see external DK tables)
Max. grain size: ca. 30 mm
Switching point
Material with high DK value -> the signal output switches when the probe is covered a few mm
Material with low DK value -> the signal output switches, when the probe is covered a few cm
Relative Humidity
0 - 100%, suitable for outdoor use
Altitude
max. 2,000 m (6,562 ft)
Expected product lifetime
Following parameters have a negative influence on the expected product lifetime:
High ambient- and process temperature, corrosive environment, high vibration, high flow rate of
abrassive bulk material passing the sensor element.
max. 200 Nm
max.
1,200
N
(at 40°C)
max.
1,200
N
(at 40°C)
Technical data
Transport and Storage
Transport
Observe the instructions as stated on the transport packaging, otherwise the products may get
damaged.
Transport temperature: -40 .. +80°C (-40 .. +176°F)
Transport humidity: 20 .. 85%
Transport incoming inspections must be caried out to check for possible transport damage.
Storage
Products must be stored at a dry and clean place. They must be protected from influence of corrosive
environment, vibration and exposure to direct sunlight.
Storage temperature: -40 .. +80°C (-40 .. +176°F)
Storage humidity: 20 .. 85%
Capanivo
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CN 4000
gi011217
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