Microprocessor-based Carel uC2 controllers are integrated into the company’s dual circuit portable chillers and single circuit central chillers. Also, Carel pCO3 controllers have been integrated into the company’s dual circuit central chillers. Both controllers are designed specifically for chiller applications and reach their process temperature with good control performance. The uC2 control has an LED readout of setpoint and process fluid temperature. The pCO3 controller has a programmable LCD touchscreen display with industry-standard graphic symbols to indicate modes of operation and system performance.