The Grant Optima™ T100 R series of refrigerated circulating baths with digital control provides excellent value for money for straightforward applications requiring accurate heating and cooling in the temperature range of 0 to 100°C. The Grant T100 heating circulator incorporates Intelligent Control Optimisation™ (ICO) for adaptive intelligent PID temperature control and can be combined with four of Grant's refrigeration units. Simple-to-use rotor dial with two function keys provide access to the interactive interface for fast, accurate set-up Clear 4-digit display for instant reassurance - easy to read from a distance Visual alarm - alerts you when your attention is required Operating setpoint plus 3 adjustable preset temperatures for convenience User calibration facility for optimum accuracy at the required operating temperature Choice of four refrigerated (R) tanks with different facilities, working volumes and cooling capacities Cooling/heating range: 0 to 100°C Stability ± 0.1°C