This is a Redmine plugin
There is only one dependency which is rQRCode. Install it with the following:
gem install rqrcode
Then go into your Redmine/plugins application directory and run:
git clone git://github.com/sukima/redmine_equipment_status_viewer.git
Finally migrate your database:
rake redmine:plugins:migrate RAILS_ENV=production
You may need to prepend sudo
to gain root access on some systems.