Ref542plus modbus manual

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ABB REF 542plus Manual Online: spa communication page, Modbus Communication Page. When The Spa Bus Communication Module Is Installed, The Following Page Is Multifunction Protection and Switchgear Control Unit. Model REF542plus. Configuration Tool Manual. Analog. 20mA. LON. MODBUS. Ethernet. IEC 60870-5-103. Modbus RTU REF 542plus Technical Reference 1MRS755868 Issued: Version: 01.06.2004 Text of Ref542plus Modbus-rtu Trm 755868 Enb This manual. Modbus RTU REF 542plus Technical Reference 3 Contents Copyrights . This manual. Modbus address configuration (Data Definitions). This manual describes how to use the interface of REF 542plus (LD HMI, Local When a Modbus communication module is installed, the. Check out and print abb ref 542plus operator's manual for free. Multifunction Protection and Modbus communication page . 95 20.6.4.5.REF 542plus. Modbus RTU 1MRS755868 Technical Reference 1.3. Intended audience This manual is intended for operators and engineers to support normal use of