Ex ia version, Electrical connection, Vegapuls 56 profibus pa 41 – VEGA VEGAPULS 56 Profibus PA User Manual
Page 41: Exd terminal compart- ment, Locking of the cover
VEGAPULS 56 Profibus PA
41
- +
2 1
Shield
Supply: 20 … 36 V DC, VBUS
1
2
- +
ESC
ESC
+
-
OK
OK
1
2
C
5
6
7
8
4
3
VBUS
Commu-
nication
+ -
4...20mA
Display
1
2
C
5
6
7
8
4
3
EEx d connection housing
(opening in Ex area not allowed)
Adjustment module and terminal com-
partment of display
(opening in Ex area permitted)
Exd terminal compart-
ment
1
/
2
“ NPT EEx d
diameter of the
connection cable
to the Exd
terminal com-
partment
3.1…8.7 mm
(0.12…0.34 inch)
Exd safe connection to the
Exd terminal compartment
1
/
2
“ NPT EEx d
diameter of the
connection cable
3.1…8.7 mm
(0.12…0.34 inch)
Exd version (loop-powered with pressure-tight encapsulated terminal compart-
ment)
Locking of the cover
ESC
ESC
+
-
OK
OK
-
+
1
2
C
5
6
7
8
4
3
VBUS
Commu-
nication
+ -
4...20mA
Display
1
2
C
5
6
7
8
4
3
Power supply and digital
measuring signal
To the indicating instrument in the
sensor lid or to the external indicating
instrument VEGADIS 50
M20x1.5
(diameter of the
connection cable
6…9 mm)
Ex ia version
Electrical connection
Power supply and digital
measuring signal
Spring-loaded terminals
(max. 2.5 mm
2
wire cross-
section)
Spring-loaded terminals
(max. 2.5 mm
2
wire cross-
section)
Sockets for connection of
VEGACONNECT 2 (communi-
cation sockets)