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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.

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.

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.

Specifications

Dimensions (h x d x w )550 x 515 x 393mm
Capacity20L
Temperature range (T100)0-100ºC
Temperature range (TC120)-25 to 100ºC
Temperature range (TX150)-30 to 100ºC
Temperature range (TXF200)-30 to 100ºC
RefrigerantR290
Working Area (d x w)230 x 305mm
Min/Max liquid level85/140mm
Cooling power (typical) @20°C900W
Cooling power (typical) @0ºC500W
Cooling power (typical) @-10ºC300W
Cooling power (typical) @-20ºC180W
Cooling power (typical) @-30ºC40W
Cooling power (typical) @-40ºC-
Cooling power (typical) @-47ºC-
Electrical power (max) 120V780W (50-60Hz)
Electrical power (max) 230V850W (50Hz)
Relay control*
Weight40.6kg

Accessories

Chillers – Heat Exchange Coil

Attach to a supply of cooling tap water or a refrigerated circulator

Part No

Description

CW5Temperature range: 2ºC above the temperature of the coolant

External Probes

For monitoring and controlling temperature of remote loads

Part No

Description

TXPEPFlexible plastic probe, 3m cable
TXSEPStainless steel probe, 3m cable

Hose Kit

Additional hose kits assembled with LT ecocool/ OptimaTM pump outlet plate and hose clips.

Part No

Description

HOSE100General purpose hose kit, includes 2 x 2m general purpose insulated hosing -40 to 100˚C, assembled with LT ecocool/OptimaTM pump outlet plate and simple hose clips, no tools required
HOSE200High temperature hose kit, includes 2 x 2m high temperature insulated hosing -50 to 200˚C, assembled with LT ecocool/OptimaTM pump outlet plate and simple hose clips, no tools required

Labwise

Optional PC software

Optional PC software

Part No

Description

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

Pump Connectors

Optional

Part No

Description

P-M6Replacement plastic pump inlet/outlet connector. Fits tubing 9mm inner dia. Temperature range -50 to 200ºC
P-M11Replacement plastic pump inlet/outlet connector. Fits tubing 15mm inner dia. Temperature range -50 to 200ºC
M-SR4Metal pump inlet/outlet connector, dual seal super rapid 4mm. Fits semi rigid tubing 4mm outer dia. Temperature range -20 to 100ºC
M-SR6Metal pump inlet/outlet connector, dual seal super rapid 6mm. Fits semi rigid tubing 6mm outer dia. Temperature range -20 to 100ºC
M-SR8Metal pump inlet/outlet connector, dual seal super rapid 8mm. Fits semi rigid tubing 8mm outer dia. Temperature range -20 to 100ºC
M-HB7Metal pump inlet/outlet connector, hose barb 7mm. Fits flexible tubing 7mm inner dia. Temperature range -40 to 120ºC
M-HB9Metal pump inlet/outlet connector, hose barb 9mm. Fits flexible tubing 9mm inner dia. Temperature range -40 to 120ºC
M-HB12Metal pump inlet/outlet connector, hose barb 12mm. Fits flexible tubing 12mm inner dia. Temperature range -40 to 120ºC
M-UCMetal pump inlet/outlet plate, 1/4‘‘ BSP/G1/4 female. Temperature range -50 to 200ºC

Vertical Turbine Pump

Low noise, compact design. Supplied with pipe connections and special lid for fitting to tanks, pipe bore 12.7mm.

Part No

Description

VTP1-LTMaximum pressure 1000 mbar, Maximum flow 9 L/min
VTP2-LTMaximum pressure 1650 mbar, Maximum flow 12 L/min

Accessory Notes

Required only where application demands a higher pressure than that delivered by the internal pump to maintain flow.

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