How many hand-held transmitters can be registered to the RolloPort? F. Tepaße Updated February 07, 2024 10:45 Follow Up to 15 handheld transmitters can be registered. Related articles Operating instructions RolloPort SX5 RP-SX5-900N-3 What do the different symbols in the display mean? F, H, L, A, rotating zero. Operating Instructions RolloPort S2 RP-S2-700N Instruction manual Rator 4300/4310 Is it possible to connect several external buttons to the RolloPort?