Baumer CleverLevel LBFS Series, Руководство по эксплуатации

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Operating Instructions
Level measurement
CleverLevel ® LBFS
Point level detection
LBFS-1xxx1.x (PNP):
„ f
Use PROFSI3-B25100-ALG-LS isolation
barriers for the connection.
LBFS-1xxx2.x (NPN):
„ f
Use Zener barriers for the connection.
LBFS-4xxxx.x and additional dust
atmospheres:
„ f
Use insulated cable to IP67.
„
f
Secure cables with external strain relief at a
distance 5 centimeters from the sensor.
All LBFS in zone 0 and zone 1
„
f
Comply with the following temperatures,
connection values and circuit diagram.
ATEX II 1 G Ex ia IIC T4/T5
Highest values for
selection of barriers
Ui: 30 V DC
Ii: 100 mA
Pi: 0,75 W
Internal capacitance: Ci: 43 nF 1)
Internal inductance: Li: 10 µH 2)
Temperature class
„ „
Standard version T4: –40 < Tamb < 85 °C
T5: –40 < Tamb < 74 °C,
„ „
Cable version T5: –25 < Tamb < 70 °C
1
3
4/2
+
-
NO/NC
Function M12-A
4-pin
+ Vs 1
GND (0V) 3
NO/NC
4/2
PNP output: PROFSI3-B25100-ALG-LS
NPN output: Zener barrier
1) For cable version LBFS-x2xxx.x add 0.17 nF/meter to Ci for cable lengths above 5 meter.
For hanging version LBFS-xx52xx.x add 0.20 nF/meter to Ci for cable lengths above 1.5 meter.
2) For cable version LBFS-x2xxx.x add 0.27 µH/meter to Li for cable lengths above 5 meter.
For hanging version LBFS-xx52xx.x add 1.13 µH/meter to Li for cable lengths above 1.5 meter.
8.2 Explosive dust atmospheres zones 20, 21 and 22
The LBFS can be used in explosion hazard areas of zone 20, 21 and 22.
Approval for LBFS-2xxxx.x: ATEX II 1D Ex ta IIIC T100 °C Da
LBFS-2xxxx.x: ATEX II 1 D Ex ta IIIC T100 °C Da
„
f
Use insulated cable to IP67.
„ f
Secure cables with external strain relief at a
distance 5 centimeters from the sensor.
„ f
Comply with the following temperatures,
connection values and circuit diagram.
Supply range Un: 30 V DC max.
In: 100 mA max.
Temperature class T100 °C:
„ „
Standard version –40 < Tamb < 85 °C
„ „
Cable version –25 < Tamb < 70 °C
Surface temperature 100 °C max.
Protection class for cable
accessories
IP67
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