VEGA VEGAFLEX 55K - Manual (Page 18)

18 VEGAFLEX 55K
Electrical connection
EEx d terminal compartment
(opening in Ex area not allowed)
Adjustment module and indication termi-
nal compartment
(opening in Ex area allowed)
Exd version (loop-powered with pressure-tight encapsulated terminal compartment)
- +
Shield
Supply: 20...36V DC/4...20mA HART
+
2 1
1 2
-
2.23272
1
4-20mA
+ - 2
Communication
8 7 6 5
Display
OK
- + ESC
4 … 20 mA passiv 1)
Exd terminal box
1 /
2
" NPT EEx d
(diameter of the
connection cable to
the Exd terminal box
3.5 … 8.7 mm)
Exd safe channel
through to the Exd
terminal box
1 /
2
" NPT EEx d
(diameter of the
connection cable
3.5 … 8.7 mm)
Locking of the cover
1) 4 … 20 mA passive means that the sensor
consumes a level-dependent current of
4 … 20 mA (consumer).