Vega VEGAPULS 63 Operating Instructions Manual page 30

5 Connecting to power supply and bus system
Electronics compartment
Terminal compartment
30
( )
Fig. 18: Electronics compartment - double chamber housing
1 Internal connection to the terminal 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.
( )
4
Fig. 19: Terminal compartment
1 USB interface
2 Slide switch for integrated termination resistor (120 Ω)
3 Modbus signal
4 Voltage supply
Terminal Function
1 Voltage supply
2 Voltage supply
3 Modbus signal D0
4 Modbus signal D1
5 Function ground when installing ac-
cording to CSA (Canadian Standards
Association)
4...20mA
+
1 2
5 6
(-)
1 1
USB
MODBUS
power supply
+ 1 2 off on 3 4
(-)
VEGAPULS 63 • Modbus and Levelmaster protocol
2
7 8
1
2
5
3
Polarity
+
-
+
-