Modbus ER+ Manual De Instalación página 18

BBPR (GS6) and 3-POSITION-BBPR (GFS) models
SNBA130000 & SNBA140000
For further information, please refer to the actuator manuals
Electric connection
Connect the MODBUS communication wire on the RS485 terminal of the BBPR board (0-A-B)
Connect the power supply on the terminal Ca of the main board (see page 16).

1 : neutral (50/60 Hz) or negative (DC)

3 : phase (50/60 Hz) or positive (DC)
18
EN
RS485 terminal (serial link) for
MODBUS-RTU communication
Terminating resistor activation
jumper (ST1).
If there's no jumper on the board
(previous version), it is necessary
to connect a terminating resistor of
120 Ω between terminals A and B.
To be controled, the
actuator must be in
manual mode
DSBA3305 • Rév. 29/11/2021