Refrigerated circulating baths with a Digital Plus controller offer optimized performance. The baths have various control settings such as pump speed, specific heat value, calibration offset and internal/external control. They have excellent safety features that includes over-temperature protection, low-liquid level float switch, and high or low temperature limits. In addition, these baths are the perfect choice for applications that require data logging. Each bath features bidirectional RS-232, addressable RS-485, Ethernet, USB-A and USB-B connections.