Circulation cryostat Proline Kryomate RP 4050 C

Product overview
The Proline Kryomate RP 4050 C is a thermostatic bath/circulator with integrated refrigeration, available in air- or water-cooled versions. It offers large bath openings and bath volumes of approx. 32 / 44 L for industrial temperature control tasks.

Key features

• Thermostatic bath/circulator with latest microprocessor control and integrated cooling
• Input via cursor keys and numeric softkeys; additional Tmax key for overtemperature
• SelfCheck assistant for system diagnosis and fault indication
• Low-level and overtemperature protection for use with non-flammable liquids
• Programmer with 150 temperature/time segments, up to 5 programs
• Adjustable bath circulation to match application requirements
• SmartCool digital cooling management with compressor on/off control for energy-efficient operation
• Uses conventional HFC refrigerants in compliance with F-gas regulation (EU) 573/2024
• Backlit graphic LCD with selectable display modes; detachable command console for remote operation
• Fully electronic continuous PID controller with internal and external control options
• Optically isolated RS‑232/485 interface standard; upgradable with additional interface modules
• LAUDA Vario pump with 4 selectable output steps and optional external pump connection (M38x1.5)
• Electronically controlled heating of bath edge/bridge to prevent condensation and freezing
• EasyUse and PowerAdapt systems for simplified operation and optimized heater use

Working range

• Min. working temperature: -50 °C
• Max. working temperature: 120 °C
• Temperature stability: 0.05 ± K

Cooling capacity (50 Hz)
Temperature | Pump level | Tempering medium | Cooling capacity 50 Hz
200 °C | 2 | Thermal oil | 5 kW
20 °C | 2 | Ethanol | 4.9 kW
0 °C | 2 | Ethanol | 2.9 kW
-20 °C | 2 | Ethanol | 1.5 kW
-30 °C | 2 | Ethanol | 0.9 kW
-40 °C | 2 | Ethanol | 0.4 kW
-50 °C | 2 | Ethanol | 0.15 kW


Technical data (DIN 12876)

• Working temperature range: -50 ... 120 °C
• Ambient temperature range: 5 ... 40 °C
• Temperature stability: 0.05 ± K
• Heater power max.: 3.5 kW
• Max. power consumption: 5 kW
• Current consumption: 16 A
• Max. discharge pressure: 0.9 bar
• Max. pump flow (pressure): 90 L/min
• Bath volume (min/max): 32.0 / 44.0 L
• Dimensions (WxDxH): 600 x 700 x 1216 mm
• Weight: 129 kg
• Power supply: 400 V; 3/N/PE; 50 Hz; power cord with IEC 60309, 5‑pole, CEE, red, 16 A plug

Options and documentation

• Available with air or water condenser (select version)
• Upgradeable with up to 2 interface modules (RS‑232/485, Profibus, analogue/contact modules, Ethernet‑USB)
• Pump connectors on side and rear, installed bypass; additional pump option for external circulation
• Order number / example reference: L001661; data sheet and manuals available