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Grant R Series Скачать руководство пользователя страница 12

30934 V2

R Series

Page 11

Operating Manual

www.grantinstruments.com

5.2.2 Refrigeration, rear panels

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.  Please contact the Grant instruments technical support team for
information.

For full instructions on the functionality and operation of the Optima unit please consult
the following applicable manuals:



30423

– T100/TC120 Operating manual



30424

– TX150/TXF200 Operating manual.

Please read the entire manual to ensure safe operation.

Communications lead

fuse & socket

Power supply for

accessory pumps

Mains inlet

220-240V unit

Communications lead
fuse & socket

Power supply for
accessory pumps

Mains inlet

110-120V unit

R4, R4L, R5

Main fuses

Communications lead fuse &

socket (R2 & R3 only)

Power supply for

accessory pumps

Power supply for control

(220V units only)

Mains inlet

220-240V unit

Communications lead fuse
& socket (R2 & R3 only)

Power supply for
accessory pumps

Mains inlet

110-120V unit

R1, R1L, R2, R2L, R3, R3L

Main fuses

«
...
10
11
12
13
14
...
»

Содержание R Series

Страница 1: ...Low temperature bath circulator R series Operating Manual ...

Страница 2: ... for laboratory equipment IEC 61010 1 The company is committed to operating its safety test laboratory in accordance with the requirements of ISO 17025 Grant operates a Quality Management System that complies with the requirements of BS EN ISO 9001 2008 Beyond compliance to the standard Grant is committed to continually improving in everything we do with particular emphasis on understanding what m...

Страница 3: ...t description refrigeration unit front panel grille removed 10 5 2 2 Refrigeration rear panels 11 5 2 3 Using the Optima heating circulator 11 5 3 Examples of use 12 5 3 1 Example 1 Control at 10 C using a T100 Optima unit R2 unit 12 5 3 2 Example 2 Control at 25 C using a TXF200 Optima unit R3 unit 12 6 0 Technical specifications 14 6 1 Operating conditions 14 6 2 Electrical details 14 6 3 Specif...

Страница 4: ...perate the R unit correctly and safely Important safety information symbols and warnings are listed below and should be read carefully Section 4 gives information about how to unpack and install the product correctly Section 5 gives provides operating information Product technical specifications and tips are provided in sections 6 and 7 The warranty for this product is for THREE YEARS and is detai...

Страница 5: ...to heat any sample material that could cause a fire or any other kind of hazard Do not use the equipment in an area where there are aggressive or explosive chemical mixtures If a potentially hazardous liquid is spilt onto or inside the equipment disconnect it from the power supply and have it checked by a competent person Before moving disconnect from the mains power supply It is the user s respon...

Страница 6: ...rientations on the R unit facing over the tank opening or outwards 1 Remove the bridge plate from the R unit tank by unscrewing the four black thumb screws 2 Fit the Optima unit through the hole in the bridge plate and align using the locating threads Secure using the retaining nuts Hand tighten only 3 Re attach the bridge plate onto the R unit using the retained black thumb screws 4 3 Recommended...

Страница 7: ... glycol is toxic follow the manufacturer s instructions For safe disposal consult your local regulations Use a lid to reduce the dilution of the mixture caused by condensing water vapour from the air and to maintain the cool down rate 0 C to 30 C 80 water 20 antifreeze inhibited ethylene glycol 5 C to 99 9 C Water Water can be used but care should be taken above 60 C as hot vapour can be dangerous...

Страница 8: ...equipment has been transported or stored in cold or humid conditions condensation may form inside it If that could have happened allow time at least 2 hours at room temperature for the condensation to evaporate before using the equipment Do not block or restrict ventilation slots Do not connect to a power supply or switch on before filling the tank Drain before moving the unit Before draining allo...

Страница 9: ...en lifting and removing the lid as it may be hot Steam and hot vapours can cause scalding 5 1 3 Using the control unit pump The Optima unit allows liquid to be pumped around a closed external system not open to the atmosphere It cannot be used for circulation through an external open tank The pump is fitted with a blanking plate as standard Fit a pump connector plate as shown below Ensure o rings ...

Страница 10: ...tched on Add the appropriate working liquid to the bath to at least the minimum recommended fill level such that the float level switch is fully raised Power supply for the R1 R2 R3 units The Optima unit takes its power from the mains socket outlet on the rear of the cooler unit see Section 5 2 2 via the interconnecting power cable Plug one end of this interconnecting cable into the power inlet so...

Страница 11: ... off by a low temperature protecting thermostat If water is used in the bath this will prevent it from freezing In the out off position the thermostat is bypassed allowing the unit to run at temperatures below 5 C The drain port and insert allow convenient emptying of the refrigeration bath To drain the unit first remove the drain insert from the holder and connect a suitable length of hosing with...

Страница 12: ...ns on the functionality and operation of the Optima unit please consult the following applicable manuals 30423 T100 TC120 Operating manual 30424 TX150 TXF200 Operating manual Please read the entire manual to ensure safe operation Communications lead fuse socket Power supply for accessory pumps Mains inlet 220 240V unit Communications lead fuse socket Power supply for accessory pumps Mains inlet 11...

Страница 13: ...s the S button while the display is showing the bath temperature This will cause the display to flash indicating that it can be set 8 Use the main dial to set the temperature to 10 C If no key is pressed for 10 seconds then the display will revert back to showing the bath temperature and the set temperature will remain at its original value 9 Press the S button to store the requested value and the...

Страница 14: ...et the temperature to 25 C by following the menu below Rotate the dial until the set temperature icon is highlighted press the S button Rotate the dial to set the 25 C If no key is pressed for 10 seconds or if F is pressed the set temperature icon is no longer active and will remain at its original value Press S to store the requested value If the temperature selected is higher than the current li...

Страница 15: ...the nominal supply voltage 6 3 Specification Specification R1 R2 R3 R4 R5 Typical cooling power at an ambient of 20 C 20 C 340 340 160 900 1100 0 C 150 150 156 500 1050 10 C 120 120 120 300 800 20 C 65 65 50 180 580 30 C 5 40 370 40 C 130 47 C 25 Minimum temperature 25 C 30 C 47 C Maximum temperature 100 C Refrigerant type R134a R404a Refrigerant charge 140gm 150gm 500gm Tank capacity 5L 20L 12L T...

Страница 16: ...teristic that has made this grade dominant in the manufacture of laboratory and industrial water baths as well as domestic sinks and saucepans Type 304 stainless steel is highly suitable for applications where hygiene is important it exhibits good heat resistance and excellent resistance to corrosion However despite resistance to general surface corrosion stainless steel is susceptible to specific...

Страница 17: ...warranty validity The removable grille enables easy access to the condenser for cleaning Cooling power will be reduced if the fins become clogged with dust The condenser fins see section 5 2 3 should be examined monthly and if necessary use a vacuum cleaner nozzle and soft brush to remove the dust Clean the outside of the equipment with a damp cloth using water only Do not use chemical cleaning ag...

Страница 18: ...ication body e g BSI VDE or equivalent The 120V refrigeration units have fixed mains cords which should not be replaced 9 4 Routine safety tests If routine tests are to be made we recommend a test of the integrity of the protective earth conductor and an insulation test at 500V DC Routine flash tests are not recommended for any electrical equipment because repeated high voltage tests degrade insul...

Страница 19: ...alogue a copy of which is available upon request and on the Grant website at www grantinstruments com 11 0 Troubleshooting Symptom Possible cause Action required Unit fails to cool Compressor overheated causing internal over temperature thermostat to operate Wait for compressor to cool when thermostat will reset and compressor will switch on again Unit failing to cool below 5 C Freezing protection...

Страница 20: ...Scheme Approval Number WEE MP3338PT SCH which handle our WEEE obligations on our behalf Grant Instruments have been issued with a unique registration number by the Environmental Agency this reference number is WEE GA0048TZ For information regarding WEEE collections in the UK please contact our B2B Compliance Scheme directly on 01691 676 124 For other countries please contact your equipment supplie...

Страница 21: ...R Series 30934 V2 Operating Manual Page 20 www grantinstruments com Notes ...

Страница 22: ...30934 V2 R Series Page 21 Operating Manual www grantinstruments com ...

Страница 23: ......

Страница 24: ...uments Cambridge Ltd Shepreth Cambridgeshire SG8 6GB UK 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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