Datasheet
Level measurement
CleverLevel
®
LBFH
Point level detection
User bene ts
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Data sheet CleverLevel
®
LBFH
EN/08112016 Design and speci cations subject to change without notice
Technical DataTechnical data
TYPE EL - Class I
DECEMBER 2012
Safe detection of liquids, bulk solids and powders
Short immersion length
Excellent cleanability
Capable of differentiation between foam and liquid
Insensitive to adherent or sticky media
Status indication by bright, multicolor LED
Compact stainless steel housing, protection up to IP69K
Teach-in on site or by remote control wire
Two switching outputs with dedicated switching windows
Product highlights
One sensor for all applications
Less disturbance of process
Safe process with less downtime
Visual observation of process
Long life time even in wash-down areas
High acceptance of process connections
Easy to operate
User bene ts
Housing
Style
Compact design
Overall size
Refer to section „Dimensional drawings“
Material
Stainless steel
Electrical connection
Connector variants
M12-A, 4-pin, polycarbonate
Ambient conditions
Operating temperature
range
-40 ... 85 °C
Storage temperature
range
-40 ... 85 °C
Humidity
< 98 % RH, condensing
Degree of protection
(EN 60529)
IP67
IP69K (with appropriate cable)
Vibration (sinusoidal)
(EN 60068-2-6)
1.6 mm p-p (2 … 25 Hz), 4 g (25 … 100 Hz),
1 octave / min.
Process connection
Connection variants
Refer to section „Dimensional drawings“
Mounting position
Any (top, bottom, side)
Wetted parts material
PEEK Natura
AISI 316L (1.4404)
Surface roughness
wetted parts
Ra < 0.8 μm
Process conditions
Process temperature
Refer to section „Process conditions“
Process pressure
Refer to section „Process conditions“
Power supply
Voltage supply range
8 ... 36 V DC
Current consumption
(no load)
25 mA typ., 50 mA max.
Power supply
Reverse polarity
protection
Yes
Power-up time
< 3 s
Output signal
Output type
PNP
NPN
Digital (push-pull)
Current rating
100 mA max.
Short circuit protection
Yes
Voltage drop
PNP: (+Vs -0.5 V) ± 0.2 V, Rload ≥ 10 kΩ
NPN: (+0.4 V) ± 0.2 V, Rload ≥ 10 kΩ
Off leak current
< 100 μA max.
Switching logic
Normally open (NO)
Normally closed (NC)
Active high
Active low
Performance characteristics
Repeatability
± 1 mm
Hysteresis
± 1 mm
Response time
0.02 s typ.
Media characteristics
DK > 1.5
Damping
0.0 ... 10.0 s (adjustable)
Factory settings
Switching range (die-
lectric constant DC)
< 75 % (DC > 2)
Damping
0.1 s
Compliance and approvals
EMC Immunity
EN 61326
EMC Emission
EN 61326 (installed in a metal tank)
Hygiene
FDA (21 CFR 177.2416)
Note:
Information on product characteristics may relate to de ned product options.