Low Temperature Refrigerated Circulating Bath (LTC4 Model)

Low Temperature Refrigerated Circulating Bath (LTC4 Model)

Part No: LTC4

Availability: In stock Shipping within 4 - 6 Weeks

Quick Overview

The TX150 - R4 is available as a kit with the circulator, refrigeration unit and insulated tubing and clips to form a system ready to use.The Grant Optima™ LTC4 Kit includes

TX150 heating circulator and R4 tank/refrigeration unit:  

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The LTC4 Kit

The TX150 - R4 is available as a kit with the circulator, refrigeration unit and insulated tubing and clips to form a system ready to use.The Grant Optima™ LTC4 Kit includes:

TX150 heating circulator and R4 tank/refrigeration unit:  



  • 20 litre tank with drain tap
  • refrigeration high pressure switch
  • relay control for refrigeration on/off*
  • cooling power 500W @ 0°C
  • temperature range -30 to 100°C

The Grant Optima™ TX150 series of digitally controlled refrigerated circulating baths provides outstanding performance for routine and sophisticated applications requiring accurate temperature control in the range of -47 to 100°C.

Grant TX150 series refrigerated systems combine the powerful and versatile Grant Optima™ digital heating circulator TX150 with a  rugged stainless steel refrigeration unit with different facilities and working volumes.

The Grant Optima™ TX150is high-performance programmable digital heating circulator with an exceptionally simple user interface. This allows fast set-up of multiple parameters through a powerful menu system and provides sophisticated control for temperature-controlled applications.

The TX150 has USB connectivity to a PC or laptop. It is programmable with Labwise™, a software program to set all parameters, including programs, via the PC. Labwise™ also features real-time status windows, a graphic display of the controller's performance as a program is run, and allows data to be logged for future recall and analysis.

- Powerful pump for external circulation, maximum flow 18 L/min, maximum pressure 310 mbar
- Full colour QVGA TFT display
- Setpoint, plus three adjustable preset temperature values
- Timer function for reaction timing, 99 hours, 59 minutes, with audible alert and heater control
- Liquid selection safety feature adjusts for temperature range or heater power
- Fault indication display
- Programmable relay
- Two-point user recalibration of internal and external probes (TXPEP, TXSEP)
- Off-set adjustment for optimal isothermal performance
- USB connectivity
- Optional Labwise™ PC software for program set-up, data-logging and real-time graphing
- Can be programmed to switch the refrigeration on and off during a heating and cooling program
- Memory capacity for one program of up to 30 segments
- Choice of languages: English, French, German, Spanish and Italian
- Low liquid protection by float switch
- Adjustable over-temperature cut-out
- Convenient accessory clamp available for fitting to vessels
- Cooling/heating range: -47 to 100°C (dependent on refrigeration unit selected)
- Stability ± 0.1°C

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


Grant Instruments’ Confident CoolingTM Guarantee

The Grant Instruments’ Confident CoolingTM Guarantee offers peace of mind when choosing and using your LTC refrigeration product. Our Confident CoolingTM Support Team will assist in choosing the right LTC refrigeration product for your application and support operation of the product after purchase.

Our guarantee also means that if the LTC product is not right for your application we will exchange or refund it.

As part of our guarantee you will:

- Be supported by our dedicated Confident CoolingTM Support Team

- Have excellent cooling power up to 900W

- Dispatched within 5 working days

- 4 year best in class warranty

- Manufactured in Cambridge, UK

- Ready to Use kits with attachments included


More Information
Lead Time 4 - 6 Weeks
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