Hardy Instruments is a leading designer and manufacturer of process weighing, tension control and vibration monitoring equipment. Hardy has been providing customers with process control solutions for over 85 years and is ......Hardy Instruments is a leading designer and manufacturer of process weighing, tension control and vibration monitoring equipment. Hardy has been providing customers with process control solutions for over 85 years and is best known for its innovative technology. The company prides itself on its ability to continuously provide superior product quality and excellent customer support. Hardy, an ISO 9001-certified manufacturer, currently services the food, chemical, petrochemical, pharmaceutical, feed & grain, mining & metal, pulp & paper, oil and gas, power, and general automation industries.