3 wiring plan, double chamber housing – VEGA VEGAPULS SR 68 Modbus and Levelmaster protocol User Manual
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5 Connecting to power supply and bus system
VEGAPULS SR 68 • Modbus and Levelmaster protocol
41371-EN-130624
5.3 Wiring plan, double chamber housing
2
1
Fig. 30: Position of connection compartment (Modbus electronics) and electron-
ics compartment (sensor electronics)
1 Connection compartment
2 Electronics compartment
5 6 7 8
4...20mA
2
1
2
+
( )
(-)
1
1
Fig. 31: 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
MODBUS
D0
D1
IS GND
USB
1
2
1
3 4 5
2
off on
( )
(
)
(-)
(-)
Fig. 32: Connection compartment
1 USB interface
2 Slide switch for integrated termination resistor (120 Ω)
Overview
Electronics compartment
Connection compartment