安装了 Modbus 命令但它不起作用

问题描述

已安装 modbus 和 modbus-cli，但收到以下错误：

modbus read 192.168.0.1 %MW100 5
modbus /var/lib/gems/1.9.1/gems/rmodbus-1.3.3/lib/rmodbus/tcp.rb:29:in `rescue in open_tcp_connection': Timed out attempting to create connection (ModBus::Errors::ModBusTimeout)
        from /var/lib/gems/1.9.1/gems/rmodbus-1.3.3/lib/rmodbus/tcp.rb:24:in `open_tcp_connection'
        from /var/lib/gems/1.9.1/gems/rmodbus-1.3.3/lib/rmodbus/tcp_client.rb:18:in `open_connection'
        from /var/lib/gems/1.9.1/gems/rmodbus-1.3.3/lib/rmodbus/client.rb:23:in `initialize'
        from /var/lib/gems/1.9.1/gems/modbus-cli-0.0.14/lib/modbus-cli/read_command.rb:83:in `new'
        from /var/lib/gems/1.9.1/gems/modbus-cli-0.0.14/lib/modbus-cli/read_command.rb:83:in `execute'
        from /var/lib/gems/1.9.1/gems/clamp-1.3.2/lib/clamp/command.rb:66:in `run'
        from /var/lib/gems/1.9.1/gems/clamp-1.3.2/lib/clamp/subcommand/execution.rb:18:in `execute'
        from /var/lib/gems/1.9.1/gems/clamp-1.3.2/lib/clamp/command.rb:66:in `run'
        from /var/lib/gems/1.9.1/gems/clamp-1.3.2/lib/clamp/command.rb:140:in `run'
        from /var/lib/gems/1.9.1/gems/modbus-cli-0.0.14/bin/modbus:6:in `<top (required)>'
        from /usr/local/bin/modbus:23:in `load'
        from /usr/local/bin/modbus:23:in `<main>'

有人可以帮我吗？

解决方法

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