Endress+Hauser Nivotester FTL325N Manuel D'utilisation page 10

DMT 01 ATEX E 052, IECEx BKI 05.0003 / XA00134F-D
10
Explosion hazardous area
– 1
Sensor
+ 2
Limit level
Ex ia IIC/IIB
Fig. 1
Explosion hazardous area
– 1
Sensor
+ 2
Limit level
Ex ia IIC/IIB
–
1
Sensor
+
2
Limit level
Ex ia IIC/IIB
–
1
Sensor
+
2
Limit level
Ex ia IIC/IIB
Fig. 2
intrinsically
safe
contacts
[Ex ia]
CH1 CH2
CH3
FTL325N
CH1 CH2CH3
Fig. 3
Non-hazardous area
Sensor
[Ex ia]
CH1
FTL325N
Level relay
CH1
Fault signal
relay
Power supply
Non-hazardous area
CH3
CH2
CH1
[Ex ia]
CH1 CH2
CH3
FTL325N
CH1 CH2 CH3
[Ex ia] [Ex ia] [Ex ia]
CH1 CH2 CH1 CH1
CH3
FTL325N FTL325N
FTL325N
CH1 CH2CH3 CH1 CH1
Nivotester FTL325N
+ 8
– 7
6
5
4
16
15
L1 L+ 1
N L– 2
Nivotester FTL325N
(one channel version)
+
8 34 38
Sensor
– 7 33 37
6 24 28
Level
5 23 27
relay
4 22 26
16
Fault signal
relay
15
L1 L+ 1
Power supply
N L– 2
Nivotester FTL325N
(three channel version)
min. 6 mm
intrinsically
safe
contacts
[Ex ia]
Other type
Other product
Endress+Hauser
Nivotester
XA134en01
XA134en02
XA134en03