The Digit models are available in either 37 or 53 gallon capacities. These sturdy units represent the bridge between the medium volume user and the large scale needs of a high volume operation. The Digit models offer more automation with auto load and level control systems. Electronics are either Class 1 Division 1 Group D explosion proof or normal location and include a digital controller. A manually operated discharge of the waste product is available as an option for multiple runs.