1
1
2
4
/L
/N
PE
5
6
2
2
1
1
1
2
2
1
2
2
1
9
2
0
1
8
1
7
1
4
1
3
1
6
1
5
1
2
2
5
1
3
4
6
7
8
9
F
ig
.
10
:
E
lectronics and connection compartment with instruments with intrinsi
-
cally safe signal output
(
E
x
-
ia approval
)
1
V
oltage supply
2
R
elay output
3
S
ignal input
4
…
20
m
A
(
active sensor
)
4
S
witching input for
NPN
transistor
5
S
witching input
fl
oating
6
T
ransistor output
7
I
nterface for sensor
-
sensor communication
8
S
imulation switch
(
1
=
simulation on
)
9
S
etting the bus address for sensor
-
sensor communication
(
MGC
)
2
)
5
6
7
8
2
3
4
1
2
+
( )
(-)
1
F
ig
.
11
:
A
djustment and connection compartment with instruments with intrinsi
-
cally safe signal output
(
E
x
-
ia approval
)
1
T
erminals for intrinsically safe signal output
FF
bus
2
C
ontact pins for the indicating and adjustment module or interface adapter
3
T
erminals for the external indicating and adjustment unit
4
G
round terminal
2
)
MGC
=
M
ulti
G
auge
C
onnection
E
lectronics and connec
-
tion compartment
-
E
x
-
ia
approval
A
djustment and connec
-
tion compartment
-
E
x
-
ia
approval
POINTRAC
31
•
F
oundation
F
ieldbus
21
5
C
onnecting to power supply
41779
-
EN
-
120329
