R4R Series Refrigerated Circulating Bath

The Grant R4R refrigerated bath and circulator range provides outstanding performance for routine and sophisticated applications requiring accurate temperature control in the range of -30 to 100°C.
Applications
  • University research/teaching - temperature control of external equipment including: spectrophotometers & refractometers. Circulation of temperature control fluid to jacketed vessels, cooling crystallisation vessels
  • Industrial laboratories - temperature probe calibration, product testing, product QC, temperature control of external equipment.

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About

A choice of 4 heating circulators combined with a powerful R4R refrigeration unit offers a cost-effective and efficient solution for low temperature applications.

Additionally, Grant also offers the LTC4R kit, which is available as a ready assembled system including TX150 heating circulator mounted on the R4R refrigeration unit and comes supplied with insulated tubing and clips.

The Grant R4R range, which can be combined with any of our T100, TC120, TX150 or TXF200 heating circulators, offer a number of features:

  • Stability of up to ±0.1°C
  • Up to 3 years warranty
  • No spill valved front drain
  • 3 preset programs
  • Large 20 litre tank and accessible bath for immersion of samples
  • Environmentally friendly refrigerant
  • Robust construction
  • 900W of cooling power
  • Quiet
  • Built in Britain
  • Range of accessory hosing, connectors, software, additional pump and temperature probes available

Note: The refrigeration unit can be switched off independently of the heating circulator to allow heating only applications. All the refrigeration base units can be used up to a maximum temperature of 100°C.

Input to enable switching of the cooling system by an external device (typically a Grant Advance Optima).

Products in the range

Video

Specifications

Dimensions (h x d x w ) 550 x 515 x 393mm
Capacity 20L
Temperature range (T100) 0-100ºC
Temperature range (TC120) -25 to 100ºC
Temperature range (TX150) -30 to 100ºC
Temperature range (TXF200) -30 to 100ºC
Refrigerant R290
Tank opening 120 x 150mm
Min/Max liquid level 85/140mm
Cooling power (typical) @20°C 900W
Cooling power (typical) @0ºC 500W
Cooling power (typical) @-10ºC 300W
Cooling power (typical) @-20ºC 180W
Cooling power (typical) @-30ºC 40W
Cooling power (typical) @-40ºC -
Cooling power (typical) @-47ºC -
Electrical power (max) 120V 780W (50-60Hz)
Electrical power (max) 230V 850W (50Hz)
Relay control*
Weight 40.6kg
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Accessories

CW5

Temperature range: 2ºC above the temperature of the coolant (Attach to a supply of cooling tap water or a refrigerated circulator)

PEP

Flexible external plastic probe, 3m cable

SEP

Stainless steel external probe, 3m cable

HOSE100

General purpose hose kit, includes 2 x 2m general purpose insulated hosing -40 to 100˚C, assembled with ecocool/OptimaTM pump outlet plate and simple hose clips, no tools required

HOSE200

High temperature hose kit, includes 2 x 2m high temperature insulated hosing -50 to 200˚C, assembled with ecocool/OptimaTM pump outlet plate and simple hose clips, no tools required

Labwise (Optional PC software)

Allows two-way communication for status display, programming and data capture

P-M6 - optional

Replacement plastic pump inlet/outlet connector. Fits tubing 9mm inner dia. Temperature range -50 to 200ºC

P-M11 - optional

Replacement plastic pump inlet/outlet connector. Fits tubing 15mm inner dia. Temperature range -50 to 200ºC

VTP1-LT - Vertical Turbine Pump

Maximum pressure 1000 mbar, Maximum flow 9 L/min

VTP2-LT - Vertical Turbine Pump

Maximum pressure 1650 mbar, Maximum flow 12 L/min

Accessory Notes

Low noise, compact design. Supplied with pipe connections and special lid for fitting to tanks, pipe bore 12.7mm. Required only where application demands a higher pressure than that delivered by the internal pump to maintain flow.


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Downloads

Product Manuals

download
R4R Manual_EN

Technical Datasheets

No downloads available

Further Information

download
2 - Refrigerated and Heating Circulators and Chillers
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