3 wiring plan, double chamber housing – VEGA VEGAFLEX 86 4 … 20 mA_HART - four-wire User Manual
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5 Connecting to power supply
VEGAFLEX 86 • 4 … 20 mA/HART - four-wire
41845-EN-130314
5.3 Wiring plan, double chamber housing
The following illustrations apply to the non-Ex as well as to the Ex-d
version.
5 6 7 8
4...20mA
2
1
2
+
( )
(-)
1
Fig. 16: Electronics compartment, double chamber housing
1 Internal connection to the connection compartment
2 For display and adjustment module or interface adapter
Information:
The connection of an external display and adjustment unit is not pos-
sible with this double chamber housing.
power supply
4...20mA
active
passive
common
IS GND
5
1
/L
/N
PE
2
+
( )
(-)
6
7
8
Fig. 17: Connection compartment with double chamber housing with mains
voltage
Terminal
Function
Polarity
1
Voltage supply
+/L
2
Voltage supply
-/N
5
4 … 20 mA output (active)
+
6
4 … 20 mA output (passive)
+
7
Mass - output
-
Electronics compartment
Connection compartment
with mains voltage