BERTHOLD TECHNOLOGIES LB 480, User Manual

Page: 29 / 450

SENSseries LB 480
BERTHOLD TECHNOLOGIES GmbH & Co. KG
1 – 29
Volume 1 5 Explosion Protection
1
5.5.2 Detector Versions and Application Range for
ATEX/IECEx/NEC/CEC
1) Internal IP30 protection cover
Design LB 480-1x-xx-...
CrystelSENS (point detector))
LB 480-3x-xx-...
SuperSENS
LB 480-2x-xx-...
UniSENS (rod detector)
LB 480-4x-xx-...
TowerSENS
Protection concept LB 480-xx-1x
LB 480-xx-2x LB 480-xx-3B
LB 480-xx-4B LB 480-xx-1x
LB 480-xx-2x LB 480-xx-3B
LB 480-xx-4B
Signal circuits not intrinsically safe intrinsically
safe
not intrinsically
safe
intrinsically
Ex concept
all rooms Ex-t
Housing (electronics compartment) Ex-d
Terminal compartment Ex-e Ex-e
1)
/Ex-i Ex-e Ex-e
1)
/Ex-i
Ambient temperature
min. T
a
≥ -40° C
max. T
a
≤ +80° C T
a
≤ +65° C T
a
≤ +50° C T
a
≤ +65° C T
a
≤ +50° C
Zone 1 + 2, category II 2 G
Class I Zone 1
Gas
Temperature class T1-T5 T6 T6 T6 T6
Identification ATEX/IECEx/CEC Ex d e IIC Gb Ex d e [ia Ga]
IIC Gb
Ex d e IIC Gb Ex d e [ia Ga]
IIC Gb
NEC AEx de IIC AEx de [ia] IIC AEx de IIC AEx de [ia] IIC
Zone 21 + 22, category II 2 D
Dust
Temperature class T95° C T80° C T80° C T80° C
Identification ATEX/IECEx/CEC Ex tb IIIC Db Ex tb [ia Da]
IIIC Db
Ex tb IIIC Db Ex tb [ia Da]
IIIC Db
NEC AEx tb IIIC AEx tb [ia]
IIIC
AEx tb IIIC AEx tb [ia]
IIIC
Protection principle Ex-d/ -e/ -t Ex-d/ -e/ -i/ -t Ex-d/ -e/ -t Ex-d/ -e/ -i/ -t