Vega PULS SR 68 Quick Setup Manual page 13

Terminal compartment
VEGAPULS SR 68 • Modbus and Levelmaster protocol
Information:
The connection of an external display and adjustment unit is not pos-
sible with this double chamber housing.
( )
4
Fig. 8: Terminal compartment
1 USB interface
2 Slide switch for integrated termination resistor (120 Ω)
3 Voltage supply
4 Modbus signal
Terminal Function
1 Voltage supply
2 Voltage supply
3 Modbus-Signal D0
4 Modbus-Signal D1
5 Function ground with installa-
tion according to CSA
4 Connecting to power supply and bus system
USB
MODBUS
power supply
1 3 4
+ 2 off on
(-)
1
2
5
3
Polarity
+
-
+
-
13