3
4
5
1
2
+
( )
(-)
1
Fig.16:Electronicsandterminalcompartment,singlechamberhousing
1 Voltage supply, signal output
2 For display and adjustment module or interface adapter
3 Selection switch for bus address
4 For external display and adjustment unit
5 Groundterminalforconnectionofthecablescreen
5.4 Wiring plan, double chamber housing
The following illustrations apply to the non-Ex as well as to the Ex-ia
version.
11
5
00
5
1
6
2
7
3
8
4
9
0
5
1
6
2
7
3
8
4
9
1
0
1
678
Bus
3
1
2
+
( )
(-)
Fig.17:Electronicscompartment,doublechamberhousing
1 Internal connection to the terminal compartment
2 Contactpinsforthedisplayandadjustmentmoduleorinterfaceadapter
3 Selection switch for bus address
Electronics and terminal
compartment
Electronics compartment