MyMB interface/actuator for ModBus systems
User manual and data sheet
Rev. 3 del 02.12.2022
Pag. 11/18
MyMB – HEAT/COOL METER
ANTENNA
Z-WAVE
MyMB power supply
Output for powering the
ModBus device
RS-485 interface
ModBus
Brown
Blue
Black
Red
Yellow
Green
12 Vdc
(Input)
(+)
GND
(-)
GND
(-)
24 Vdc
(Output)
(+)
ModBus
A+
ModBus
B-
NOTE:
For further explanations regarding the connection of the cables to the green connector of the MyMB,
follow the table shown in the previous paragraph (green connector).