Bender RCMB300 Series - Connection RS-485 Interface (Modbus RTU)

Installation and connection
22
RCMB300-series_D00372_01_M_XXEN/06.2019
4.6 Connection RS-485 interface (Modbus RTU)
Fig. 4.4: Connection RS-485 interface
The internal 120 Ω terminating resistor can be connected by using the wire jumper.
The internal 120 Ω terminating resistor can be connected by means of the DIP switch .
X1 X2
120 Ω
120 Ω
MRCDB30…
first device
wire jumper
COM465IP
last device
DIP switch