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encountered within the context of industrial communication installations. It includes Modbus and CANopen communication protocols as standard. Two integrated communication ports enable direct access to the Modbus protocol: • One RJ45 Modbus connector port , located on the drive front panel, | Altivar 71 Communication parameters User manual Software V2.7 11 2009 Schneider Electric 1755861 www.schneider-electric.com Contents Document structure and directions for use 5 Presentation 7 Software enhancements 9 Enhancements made to version V1.2 in comparison to V1.1 9 Enhancements made to version V1.6 in comparison to V1.2 10 Enhancements made to version V2.5 in comparison to V1.6 10 Enhancements made to version V2.7 in comparison to V2.5 10 Notations 11 Description of parameters 11 Drive terminal displays 11 Profiles 12 What is a profile 12 Functional profiles supported by the Altivar 71 _13 I O profile 14 Definition 14 Control word - run on state 2 wire 2C 16 Control word - run on edge 3 wire 3C _ 17 Status word ETA 18 Example I O profile with positioning by sensors function 19 CiA402 profile 21 Functional description _ 21 CiA402 state chart __ 22 Description of states 23 Control word CMD _25 Status word Eta 27 Starting sequence 28 Sequence for a drive powered by the power section line supply 29 Sequence for a drive with separate control section 31 Sequence for a drive with line contactor control 34 Command reference switching 37 Channels 37 Not separate mode 38 Separate mode 38 Switching in not separate mode 39 Switching in separate mode 39 Channel switching 40 Reference switching principle 42 Command switching principle 43 Assigning control word bits 44 Example I O profile with positioning by sensors function 47 Copy on switching .
