Bath Thermostats » Proline

Cooling - Master

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• Control Heads - Master
• Cooling - Command
• Cooling - Master
• Heating Baths - Command
• Heating Baths - Master

Cooling thermostats with Master control head

In addition to an 8-level Varioflex pump and heating capacities of up to 3.5 kW, the Proline cooling thermostats' SmartCool system allows new dimensions in refrigerating capacity of up to 1.6 kW. The control head Master offers two module slots for digital or analogue interfaces - a selection of four interfaces, integrated external control and simple 3-key operation.

• Thermostatic bath/circulator with latest microprocessor technology and integrated cooling system
• Easily readable green LED display for temperature
• User-friendly menu guidance. Simple operation by means of 3 keys. Additional key Tmax for excess temperature
• EasyUse system for simple operation of the whole unit
• SelfCheck Assistant for system diagnosis
• Fully electronic continuous controller with PID action for internal and external control
• PowerAdapt system for the use of the maximum possible amount of heat as long as permitted by the power supply system
• Low-level protection and adjustable over-temperature protection with acoustic alarm. Float switch for identifying of low or high level
• LAUDA Varioflex pump (pressure/suction) with 8 selectable levels
• Option for upgrading with up to 2 interfaces (RS 232/485, analogue or contact modules)
• Pump connectors on the side and in the back, installed bypass
• SmartCool system for energy-saving digital cooling management including
• compressor on-off control
• Bath vessel made of stainless steel (insulated, with handles and release valve)

Technical features	Units	RP 845	RP 855	RP 870	RP 890
Working temperature range*	°C	-45...200	-55...200	-70...200	-90...200
Temperature stability	± °C	0.01	0.01	0.02	0.02
Heater power	kW	3.5	3.5	3.5	3.5
Cooling output at 20°C	kW	0.8	1.6	0.38	1.1
Pump pressure max.	bar	0.7	0.7	0.7	0.7
Pump suction max.	bar	0.4	0.4	0.4	0.4
Pump flow (pressure) max.	L/ min	25	25	25	25
Pump flow (suction) max.	L/ min	23	23	23	23
Bath volume	L	5.5...8	5.5...8	5.5...8	8...13.5
Bath opening/ depth	mm	150x150/200	150x150/200	150x150/200	150x150/200
230V; 50Hz
208...220V; 60Hz
115V; 60Hz (Heater power 1.7kW)

Technical features	Units	RP 1290	RP 1840	RP 1845	RP 3530
Working temperature range*	°C	-90...200	-40...200	-50...200	-35...200
Temperature stability	± °C	0.02	0.01	0.01	0.02
Heater power	kW	3.5	3.5	3.5	3.5
Cooling output at 20°C	kW	1.1	0.9	1.6	0.9
Pump pressure max.	bar	0.7	0.7	0.7	0.7
Pump suction max.	bar	0.4	0.4	0.4	0.4
Pump flow (pressure) max.	L/ min	25	25	25	25
Pump flow (suction) max.	L/ min	23	23	23	23
Bath volume	L	8...13.5	12.5...19	12.5...19	23...35
Bath opening/ depth	mm	300x150/200	300x200/200	300x200/200	300x350/250
230V; 50Hz
208...220V; 60Hz
115V; 60Hz (Heater power 1.7kW)

* Opening temperature range in equal to the ACC-range.