30
5 Connecting to power supply and bus system
VEGADIF 85 • Modbus and Levelmaster protocol
53571-EN-230814
5.3 Wiring plan
2
1
Fig. 26: Position of connection compartment (Modbus electronics) and electron-
ics compartment (sensor electronics)
1 Connection compartment
2 Electronics compartment
567
8
4...20mA
2
1
2
+
( )
(-)
11
Fig. 27: Electronics compartment - double chamber housing
1 Internal connection to the connection compartment
2 For display and adjustment module or interface adapter
+
+
power supply
MODBUS
D0
D1
IS GND
USB
1
2
4 3
1345
2off
on
( )
(
)
(-)
(-)
Fig. 28: Connection compartment
1 USB interface
2 Slide switch for integrated termination resistor (120 Ω)
3 Modbus signal
4 Voltage supply
Terminal Function Polarity
1 Voltage supply +
Overview
Electronics compartment
Connection compartment
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