Procter & Gamble Practices in Electrical Design of Controls for Packaging Machinery

High-speed packaging equipment has introduced greater and greater complexity into the electrical controls for packaging machinery. One problem resulting from this is that of presenting the drawings of the controls to the Maintenance managers and electricians who must troubleshoot and maintain the machines. Another, less obvious, problem is the communication of the control requirements from machine designers to electrical control specialists. Two methods have been developed by Procter & Gamble to solve the problems, and are presented here.