[RC232] For EN 300 220, which “receiver category” (1, 1.5, 2 or 3) has been used for conformity assessment of RC1240? The RC1240 is compliant with receiver category 1.5. Last Update: July 21, 2017 July 21, 2017 1472 RC232 Q&A Related Knowledge Base Posts -[RC232] Can we request modifications to the RC232-protocol for additional features?[RC232] Should these boards transmit and receive data to each other out of the box? Or, must their addresses and channels be configured first?[RC232] In the Datasheet of the RC11XXHP-RC232 Module it is written that the Module is “Designed for EX compliance”. What does this mean?