Firmware
641M-4 Firmware
Fimrware for the 641M-4 Please check current version in the module is V3.X.X If this is different please contact Elpro Support support@elprotech.com
641M-2 Firmware
Fimrware for the 641M-2 Please check current version in the module is V1.X.X If this is different please contact Elpro Support support@elprotech.com