LAUDA ECO RE 420 SN Refrigerated thermostat 230 V; 50 Hz bath / circulation thermostat with state-of-the-art microprocessor technology and integrated cooling system Monochromes, graphical LCD display for simultaneous display of actual and setpoint values ??Menu guidance in plain text Operation via cursor and softkey pushbuttons Full electronic continuous controller with PID behavior Safety class III for operation with flammable and non-flammable liquids. Overtemperature protection adjustable via menu. Variopump with six adjustable power levels Setting the flow distribution for internal / external circulation, can be operated externally during operation USB interface as standard Upgradeable with an interface module (analog module, contact module, RS 232/485 module, Profibus module, Ethernet USB module) With Pt 100 / LiBus module for external control and control via remote control unit Command Integrated programmer, 1 program with max. 20 segments Pump connections with 13 mm plastic olives Stainless steel vessel with drain cock Condenser cooling Air operation with natural refrigerant Power cable with angled Schuko plug (CEE7 / 7) Technical data (according to DIN 12876) Working temperature range -20 ° C ... 200 ° C Ambient temperature range 5 ° C ... 40 ° C Temperature stability ± 0,02 ° C Heating capacity 2,0 kW Cooling capacity at 20 ° C 0,20 kW Power consumption max. 2.2 kW Rated current 10.0 A Fuse protection T16 Pressure pump - Pressure max. 0.6 bar - flow rate max. 22 L / min bath volume min./max. (W x D x H) 130 x 105 x 160 mm Dimensions (wxdxh) 180 x 396 x 555 mm Standard accessories 1 bath cover 1 closure plug