ATV61/71 ModbusTCP manual - VW3A3320

This document provides instructions for installing, configuring, operating, and maintaining the Modbus TCP/IP card module VW3A3320 for Altivar 61 and Altivar 71 variable speed drives. It covers hardware installation procedures, Ethernet network connections, IP address configuration methods including BOOTP and DHCP, communication parameter setup via graphic and integrated display terminals, IO Scanning service configuration, FDR service for device replacement, and diagnostic procedures. The document explains Modbus TCP server functionality, standard web server access, FTP server operations, and SNMP agent capabilities. It includes detailed information on configuring control profiles, managing communication faults, reserving control for master devices, and setting up periodic variables for data exchange between controllers and drives on Ethernet networks. Note: AI-generated document summary. Please check the original document for detailed information.