Modbus ER+ Manual De Instalación página 20

POSI (GP8) and POSI-BBPR (GPS) models
SNBA150000
For further information, please refer to the actuator manuals
Electric connection
Connect the MODBUS communication wire on the RS485 terminal of the GPS board (0-A-B)
Connect the power supply on the terminal Ca of the main board (see p. 16).

1 : neutral (50/60 Hz) or negative (DC)

3 : phase (50/60 Hz) or positive (DC)
20
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
EN