Grant R5 Operating Manual

Grant R5 Operating Manual

Low temperature bath/circulator

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Low temperature
bath/circulator
R series
Operating Manual

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Summary of Contents for Grant R5

  • Page 1 Low temperature bath/circulator R series Operating Manual...
  • Page 2 If you have any feedback on Grant’s products or services we would like to hear from you. Please send all feedback to:...
  • Page 3: Table Of Contents

    How to prevent algae and bacteria? Warranty information Maintenance and service Cleaning Fuses Routine safety tests Service 10.0 Optional accessories 10.1 Alternative pump 11.0 Troubleshooting 12.0 Contact Grant Instruments 13.0 Compliance Notes R Series 30934 V2 Operating Manual Page 2 www.grantinstruments.com...
  • Page 4: Use Of Products

    The products listed above low temperature circulators designed for indoor laboratory use by a professional user. Grant R series low temperature baths/circulators (referred to as R unit in this text) are designed to be used with a Grant Optima™ heating circulator (referred to as Optima unit in text).
  • Page 5: Safety Warnings

    Liquids should be safely discarded and replaced. Do not use the R series unit with flammable heat transfer liquids. Do not use the R series unit to heat any sample material that could cause a fire or any other kind of hazard.
  • Page 6: Operating Instructions

    Mains cord with plug (R4 & R5 only)  Operating manual R series refrigeration units weigh between 20kg and 47kg. Take necessary precautions when moving and lifting. Remove packing materials carefully and retain them for future shipment or storage of the equipment.
  • Page 7 – follow the manufacturer’s Viscosity ~20cs Flash point ≥230°C 70°C to 120°C instructions. Fire Point ≥280°C For safe disposal consult your local regulations. * See section 7.1 for further details R Series 30934 V2 Operating Manual Page 6 www.grantinstruments.com...
  • Page 8: Installation

    (this also has the advantage that air is not blowing directly out of the sides onto instruments next to the R series unit). Place the unit a level, non-combustible surface. Ensure that the mains plug and the switch at the rear of the unit are easily accessible.
  • Page 9: Operating Procedures

    Check the pipe connections are secure. Never disconnect any pipes or hoses while they contain very hot or very cold liquids or while the Optima unit is pumping. Never use silicone oil with silicone tubing. R Series 30934 V2 Operating Manual Page 8...
  • Page 10: Emptying The R Unit

    Pumping heat transfer liquid around an external system can lead to hazards that are outside the control of Grant Instruments. It is essential that the user conducts a risk assessment of the entire equipment installation to ensure that correctly rated materials have been used throughout and that the system can be used safely.
  • Page 11: Using The R Unit

    To release the drain insert push down the grey button on the drain body and extract the drain insert. Liquid to be drained should not be below 10°C or above 50°C. R Series 30934 V2 Operating Manual Page 10 www.grantinstruments.com...
  • Page 12: Refrigeration, Rear Panels

    110-120V unit 5.2.3 Using the Optima heating circulator The R unit series are designed for use with the Grant Optima heating circulator range consisting of four models T100, TC120, TX150 and TXF200. Previous G series Optima heating circulators can be used, but may require an alternative bridge plate for mounting the Optima unit.
  • Page 13: Examples Of Use

    5. Set the liquid type to water-glycol following the menus below: Rotate the dial until the settings icon is highlighted, press the S button. °c  °c     R Series 30934 V2 Operating Manual Page 12 www.grantinstruments.com...
  • Page 14  Press S to store the requested value. If the temperature selected is higher than the current liquid temperature the heater will switch on and the heater icon will be displayed. 30934 V2 R Series Page 13 Operating Manual www.grantinstruments.com...
  • Page 15: Technical Specifications

    Liquid depth min/max 80/140mm 120/180mm Drain Switchable refrigeration Safety 100°C limit Cut-out Safety freezing protection 5°C thermostat & switch Safety (high pressure) 27 Bar Max power consumption 340W 370W 850W 1400W R Series 30934 V2 Operating Manual Page 14 www.grantinstruments.com...
  • Page 16: Technical Tips

    How to prevent rust in R unit tanks Most Grant tanks, as well as immersed parts, are made from type 304 stainless steel, an extremely versatile general purpose grade of stainless steel. It is the excellent forming characteristic that has made this grade dominant in the manufacture of laboratory and industrial water baths, as well as domestic sinks and saucepans.
  • Page 17: How To Prevent Algae And Bacteria

    Clean the outside of the equipment with a damp cloth, using water only. Do not use chemical cleaning agents. Before using any other cleaning or decontamination method, check with Grant Instruments or your local representative to make sure that the proposed method will not damage the equipment. Scale on immersed parts can be removed using chemical de-scaling products designed for use on equipment that has metal parts.
  • Page 18: Routine Safety Tests

    Service If service is required, switch off the unit and contact Grant Instruments or your local representative for repairs. Please note, all returned units must be accompanied by a Return Materials Authorisation (RMA) number, obtainable by contacting the Grant service department (details below).
  • Page 19: Optional Accessories

    Max flow rate 12 L/min 17927 Pump lid for LTC2 A full listing of product accessories and options is available in the Grant Scientific Reference Catalogue (a copy of which is available upon request) and on the Grant website at www.grantinstruments.com.
  • Page 20: Contact Grant Instruments

    12.0 Contact Grant Instruments At Grant we are continuously trying to improve the performance we offer our customers. If you have any feedback on Grant’s products or services we would like to hear from you. Please send all feedback to:...
  • Page 21: Notes

    Notes R Series 30934 V2 Operating Manual Page 20 www.grantinstruments.com...
  • Page 22 30934 V2 R Series Page 21 Operating Manual www.grantinstruments.com...
  • Page 24 Grant Instruments (Cambridge) Ltd Shepreth Cambridgeshire SG8 6GB Tel: +44 (0) 1763 260811 Fax: +44 (0) 1763 262410 Email: salesdesk@grantinstruments.com www.grantinstruments.com Printed in England – R Units /30934 /V3 /DMN H90 /Nov 2014...

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