Grant CIR2020 Operating Manual Download | Manualshive

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Recirculating
Chiller

RC350G-RC400G
RC1400G-RC3000G

Operating Manual

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Summary of Contents for CIR2020

Page 1: ...Recirculating Chiller RC350G RC400G RC1400G RC3000G Operating Manual...

Page 2: ...Recirculating Chiller Part No 09931 Issue 10 Page 2 April 2010...

Page 3: ...ng 9 3 3 Over undertemperature alarm setting 9 3 3 1 Setting high alarm offset 10 3 3 2 Setting low alarm offset 10 3 4 Cooling 10 3 5 Tuning 10 3 6 Undertemperature thermostat 10 4 Safety devices 11...

Page 4: ...on slots x If liquid is spilt inside the unit disconnect it from the power supply and have it checked by a competent person x It is the users responsibilty to carry out appropriate decontamination if...

Page 5: ...te probe PRES Reservoir accessary pack PRES Reservoir 2 x Clips 2 x 3 8 to 1 2 adaptor 4 x M4 CSK screws Mounting instruction drawing Optional Remote Probe Rear view RC350G 400G 1400G chiller Wheels S...

Page 6: ...can simplify the priming of systems when operating a Closed Loop system that has no filling port available on the suction side of the pump Attach the PRES reservoir to the rear panel of the circulator...

Page 7: ...rature equal to the actual temperature Refer to section 3 2 for temperature setting In a closed loop system to prevent excessive pressures occurring when the liquid circulates system allowances for th...

Page 8: ...attachment of an external alarm device a light or buzzer for example The contact ratings are 2A at 240V Connect the external alarm socket pins as follows Pin1 Ground Pin 2 Output Pin 3 Output 2 7 Remo...

Page 9: ...this is highly energy efficient but means that the RC3000G can not be used for heating the most stable performance is achieved when cooling a large volume with a stable heat load 3 3 Over and undertem...

Page 10: ...g the initial commissioning of the process However if the process under control subsequently becomes unstable because its characteristics have changed you can retune again at any time for the new cond...

Page 11: ...en the flow starts 4 3 Overtemperature cut out This prevents the heater chamber from overheating If the temperature rises above 63 C the heater switches off and the alarms operate 4 4 High pressure cu...

Page 12: ...start contact Grant s service department RC cannot heat to set temperature Cooler switched on Switch cooler off If this has no effect see below External cooling load too large for RC There is no recov...

Page 13: ...Supply voltage 220 240V 50Hz RC350G RC400G RC1400G Class A RC3000G Temperature range 5 C to 60 C 10 C to 60 C 10 C to 60 C 10 C to 60 C Stability DIN 58966 20 C with 10L of water at 20 C with 25L of w...

Page 14: ...Replacement of fuses Fuse replacement should only be carried out by a competent person 7 2 1 RC350G and RC400G Disconnect the unit from the power supply Remove the IEC plug from the socket in the bac...

Page 15: ......

Page 16: ...Grant Instruments Cambridge Ltd Shepreth Cambridgeshire SG8 6GB England Tel 44 0 1763 260811 Fax 44 0 1763 262410 Email labsales grant co uk www grant co uk...

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