LAUDA Universa U 855 M Kältethermostat, 200-240 V; 50/60 Hz

LAUDA Universa U 855 M refrigerated thermostat, 200-240 V; 50/60 Hz Performance features: Bath circulation thermostat with advanced electronics ensures precise control accuracy Future-proof through modularity: LAUDA Universa with interchangeable control head and heating/cooling base enable flexible adaptation to current and future requirements Clear overview, intuitive operation: The colour 5-inch TFT display simultaneously shows temperature values with trend graph, offers clear menu navigation in six languages and clear operating status symbols, easily controlled via cursor and soft keys. Safety in focus: The dedicated Tmax button provides convenient access to the essential overtemperature protection setting during commissioning. Versatile pressure-suction pump: The LAUDA Varioflex pump, a powerful pressure-suction pump, offers eight selectable performance levels, adjustable flow distribution for internal/external circulation for optimum volume flow and pressure. An easily accessible front switch on the control head enables adjustment of pump performance during operation. Highly efficient refrigeration technology: Combination of speed-controlled inverter compressor and capacity control by means of electronic expansion valves as well as speed-controlled fans for improved energy efficiency and reduced operating costs, - increased service life by avoiding frequent switching cycles, - dynamic approach to the set temperature and - quieter operation. Environmentally friendly refrigerants: Use of natural refrigerants for sustainable and environmentally conscious cooling. Adaptive bath-edge ventilation (patent application): - Prevents icing and condensation - Stops water entering the bath - Blocks vapours to protect the electronics. To increase operational safety and extend service life. Extensive functionality with programmer, safety mode, calibration options, controller self-adaptation and weekly planner for precise and flexible process control. Intelligent remote control and monitoring: Integrated web server enables flexible remote control in the company network via the LAUDA Command App or browser, secured by PKI and 2-factor authentication. Connection to LAUDA.LIVE enables worldwide, cloud-based data analysis and remote maintenance. Maximum networking: Comprehensive connectivity for almost every application thanks to standard Ethernet, USB and interface for an external Pt100 as well as eleven optional interface modules. Wireless communication: Integrated WLAN enables effortless connection with PC, tablet and smartphone. Comprehensive safety functions: - Effective over- and under-level protection - Adjustable overtemperature protection with acoustic alarm - Automatic system diagnosis at start-up with alarm and error message display - Smart temperature-control medium management with automatic limit-value adjustment. For reliable operation and improved safety of your valuable samples. Technical data: Working temperature range: -55 ... 200 °C Operating temperature range: -55 ... 200 °C Ambient temperature range: 5 ... 40 °C Temperature constancy: 0,01 ± K Heating capacity range: 2.8 ... 3.7 kW Current consumption: 16 A Bath size (WxDxH): 150 x 150 x 200 mm Bath opening (WxD): 150 x 150 mm Bath volume min. / max.: 5,0 / 8,0 L Pump pressure max.: 0,7 bar Pump suction max.: 0,4 bar Pump flow rate max. (pressure): 25 L/min Pump flow rate max. (suction): 23 L/min In / Outlet connection thread (external): M16 x 1 In / Outlet Ø olives: 13 mm Dimensions (WxDxH): 310 x 490 x 757 mm Weight: 45 kg Refrigerant stage 1: R-1270 (GWP 3); 0,075 kg; 0,0 t CO2-eq Power supply: 200-240 V, 50/60 Hz Power plug: Power cable with angled Schuko plug (CEE7/7) Cooling capacity (pump level): 200 °C (8); thermal oil; 1,6 kW (50 Hz); 1,6 kW (60 Hz) 100 °C (8); thermal oil; 1,6 kW (50 Hz); 1,6 kW (60 Hz) 20 °C (8); ethanol; 1,6 kW (50 Hz); 1,6 kW (60 Hz) 10 °C (8); ethanol; 1,45 kW (50 Hz); 1,45 kW (60 Hz) 0 °C (8); ethanol; 1,25 kW (50 Hz); 1,25 kW (60 Hz) -10 °C (8); ethanol; 0,88 kW (50 Hz); 0,88 kW (60 Hz) -20 °C (4); ethanol; 0,62 kW (50 Hz); 0,62 kW (60 Hz) -30 °C (4); ethanol; 0,38 kW (50 Hz); 0,38 kW (60 Hz) -40 °C (4); ethanol; 0,18 kW (50 Hz); 0,18 kW (60 Hz) -50 °C (4); ethanol; 0,05 kW (50 Hz); 0,05 kW (60 Hz) -55 °C (4); ethanol; 0,02 kW (50 Hz); 0,02 kW (60 Hz) Standard accessories: 1 bath cover Pump connection set with M16x1 stainless steel connections 2 union nuts, 2 sealing plugs 2 hose olives 13 mm for pump connection