Baumer CleverLevel LBFH/I Manuel De Mise En Service page 9

DANGER
Risk of fatal accident if installation requirements are ignored
Correct gas and dust protection can only be achieved by meeting their installation requirements.
Make sure that all requirements are met and that sensor and installation have a valid approval for
f „
their specific explosive atmosphere.
In an explosive gas atmosphere, always use the sensor with a barrier.
f „
7.2 Explosive dust atmospheres zones 20, 21 and 22
The LBFH/I can be used in explosion hazard areas of zone 20, 21 and 22.
Approval for LBFx.xx.xxx.xxxxxx.x.4xxx.x: ATEX II 1D Ex ta IIIC T100 °C Da (TÜV 17 ATEX 188894 X)
LBFx.xx.xxx.xxxxxx.x.4xxx.x:
Use insulated cable to IP67.
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Secure cables with external strain relief at a
f „
distance 5 centimeters from the sensor.
Comply with the following temperatures,
f „
connection values and circuit diagram.
7.3 Explosive gas atmospheres zone 2
The LBFH/I can be used in explosion hazard areas of zone 2.
Approval for LBFx.xx.xxx.xxxxxx.x.3xxx.x: ATEX II 3G Ex nA IIC T4 Gc (TÜV 17 ATEX 188895 X)
LBFx.xx.xxx.xxxxxx.x.3xxx.x:
Comply with the following temperatures,
f„
connection values and circuit diagram
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Level measurement
CleverLevel
Point level detection – hygienic/industrial
ATEX II 1D Ex ta IIIC T100 °C Da
Voltage supply range
Temperature class
Surface temperature
Protection class fpr cable
accessories
1
+
3
–
4/2
SW1/SW2
ATEX II 3G Ex nA IIC T4 Gc
Voltage supply range
Temperature class
1
+
3
–
4/2
SW1/SW2
Operating Instructions
LBFH/I
®
30 V DC max.
T100°C:
–40 < Tamb < 85 °C
100 °C max.
IP67
Function M12-A
4 pin
+ Vs 1
GND (0V) 3
SW1/SW2 4/2
Un: 30 V DC max.
T1...T4:
–40 < Tamb < 85 °C
Function M12-A
4 pin
+ Vs 1
GND (0V) 3
SW1/SW2 4/2
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