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Plug-in submodule for Polygyr RWF61..

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Old - No longer available

Siemens AZY61.21

Plug-in submodule for maximum limitation of the supply air humidity. No direct replacement, the POLYGYR RWF controller must be replaced. The RLU2..controllers do not require submodules, as these controllers are self-configurable and contain all the features of the old POLYGYR devices (see RWF controller for details), please contact us.

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