
23 Connection to Building Management System
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99E13331xx-mub-en - V08
2022/07
23.2
Cascade
A Friwa Cascade (up to 4 modules) can, as well as an single module, only be connected to the
BMS as a bus participant.
For this, the MB3.10 (PAW item no. 1339002) is required.
Connection of the cascade to BMS
The following graphic illustrates the connection of a Friwa Cascade (4 modules) to the BMS via
MB3.10. Please note that the MB3.10 (far left) is exclusively connected with the client.
For further information, please refer to the operation instructions of the Modbus RTU module
MB3.10.