PROFIBUS DP FMS RLM02 双重冗余链接模块说明书 —DATA SHEET RLM02 Redundancy Link Module for PROFIBUS DP/FMS The RLM02 converts a non- redundant PROFIBUS line to two redundant RS485 lines or vice versa.Benefits • Conversion of one simple, non- redundant PROFI-BUS line into two reciprocally ...