[RIIM] How many channels are available for HP RIIM under EU regulations? One channel. Last Update: September 29, 2021 September 29, 2021 534 RIIM Q&A Related Knowledge Base Posts -[RIIM] How many nodes can a RIIM network have?[RIIM] What is the best way to know when a RIIM child node has been disconnected from the network?[RIIM] Can I change the data rate of RIIM?