Manual - Richmond Scientific
Contents
1. SUB PB1 and SBB JB baths Resetting the over temperature cut out on JB2 JB4 and JB5 baths Resetting the over temperature cut out on PB1 baths Guarantee Service Part No 15133 Issue 14 Page 3 A O O1 O1 O1 O1 O1 O1 O1 O1 OO Oo Oo Oo Oo Oo OD January 2010 SUB Universal SBB boiling JB and PB unstirred water baths 1 Safety The following symbols marked on the equipment mean Caution Read these operating instructions fully before use and pay particular attention to sections containing this symbol gt Caution Surfaces can become hot during use Caution Risk of electric shock when cover is removed Always observe the following safety precautions e Use only as specified by the operating instructions or the intrinsic protection may be impaired After transport or storage in humid conditions dry out the unit before connecting it to the supply voltage During drying out the intrinsic protection may be impaired Connect only to a power supply with a voltage corresponding to that on the serial number label Connect only to a power supply which provides a safety earth ground terminal Before moving disconnect at the power supply socket Do not remove the IEC connector where applicable Do not check the temperature by touch use the temperature display or a thermometer e To reduce the risk of eye injury during high temperature operation use safety goggles or spectacl2. 6 4 7 1 7 2 7 2 1 SUB Universal SBB boiling JB and PB unstirred water baths PB1 Temperature range Ambient 5 C to 60 C Setting range 20 C to 60 C Stability at 37 C 0 3 C Supply voltage range 230V 10 50Hz or 60Hz Power Rating PB1 350VA Over temperature protection Resettable fixed temperature cut out Dimensions l w h mm 355 160 130 Maintenance and Service All Grant laboratory products are designed to comply with IEC1010 1 and can be flash tested Some are fitted with radio frequency interference suppressors Therefore it is recommended that only a d c test is performed SUB baths only The over temperature cut out should be checked periodically by turning the set over temperature control anticlockwise until the alarm lamp comes on The cut out should then be reset and set up see 3 1 3 If the alarm lamp fails to light with the knob turned fully anticlockwise the unit should be checked by a competent person No other routine maintenance is required Cleaning The cases can be cleaned with a damp cloth after disconnection Do not use solvents The immersed parts can be cleaned using proprietary heating element cleaners CAUTION these may be toxic follow the cleaner manufacturer s instructions Before using any decontamination or cleaning method except that recommended check with our Service Department or in other countries with our distributor that the proposed method will not damage the eq
3. under the base cover This should only be reset by a competent person Resetting the over temperature cut out on PB1 baths The over temperature cut out is accessible under the top cover This should only be reset by a competent person Guarantee When used in laboratory conditions and according to these operating instructions these baths are guaranteed for THREE YEARS against faulty materials or workmanship Service For service return to our Service Department in the UK or to our distributor Service Address Grant Instruments Cambridge Ltd SHEPRETH Cambs SG8 6GB England Telephone 44 01763 260811 Part No 15133 Issue 14 Page 14 January 2010 SUB Universal SBB boiling JB and PB unstirred water baths Part No 15133 Issue 14 Page 15 January 2010 Gran 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
4. 3 Issue 14 Page 4 January 2010 2 1 2 2 2 2 1 2 2 1 1 2 2 2 2 2 2 1 2 2 3 SUB Universal SBB boiling JB and PB unstirred water baths Assembly Unpacking Remove packing materials carefully and retain for future shipment or storage of the unit Packs should contain SUB bath SBB bath mains cable mains cable operating instructions perforated tray operating instructions JB bath PB bath perforated tray mains cable operating instructions perforated tray thermometer clip operating instructions Installation SUB baths Fit the mains cable into the IEC power socket on the rear of the unit Fill the bath with water The minimum depth is 50mm above the base of the tank and the maximum level is 30mm from top of the tank when bath is fully loaded A lid or layer of polypropylene spheres must be used with baths above 60 C CAUTION To prevent damage to the unit when using FLASKS the flasks MUST be placed on a raised tray Adjustable over temperature cut out Before switching the SUB baths on for the first time using a screwdriver through the hole in the set over temperature knob turn the set over temperature control fully clockwise and press Plug in and switch on power to the unit SBB baths Fit the mains cable into the IEC power socket on the rear of the unit Fill the bath with water The minimum depth is 50mm above the base of the tank and the maximum level is 30mm from top of the tank when bath is fully load
5. Grant IN THE LABORATORY SUB Universal water baths SBB Boiling baths JB PB Unstirred water baths Operating instructions SUB Universal SBB boiling JB and PB unstirred water baths Universal water baths SUB6 6 litres SUB14 14 litres SUB28 28 litres SUB36 36 litres Boiling baths SBB6 6 litres SBB14 14 litres SBB28 28 litres Unstirred water baths JB1 3 5 litres JB2 10 litres JB4 16 litres JB5 24 litres Transparent unstirred water bath PB1 3 5 litres Part No 15133 Issue 14 Page 2 January 2010 SUB Universal SBB boiling JB and PB unstirred water baths CONTENTS Safety Assembly Unpacking Installation SUB baths Adjustable over temperature cut out SBB baths Constant level device JB baths PB baths Operation SUB Baths Controls and indicator lamps Setting the temperature Setting the over temperature cut out Resetting the over temperature cut out SBB Baths Controls and indicator lamps Over temperature protection JB Baths Controls and indicator lamps Over temperature protection PB1 Controls and indicator lamp Over temperature protection Accessories Individual racks for test tubes and universal bottles Lid and covers Gabled lids Flat lids with holes Polypropylene spheres Raised shelves for SUB baths Syphon SY1 Fault diagnosis Technical specification SUB baths SBB baths JB baths PB1 baths Maintenance and service Cleaning Replacement of Fuses
6. ed A lid or layer of polypropylene spheres must be used with baths above 60 C Constant level device A constant level device is fitted to the SBB to maintain the required water level To use the constant level device connect the inlet pipe black to a water supply and the outlet pipe white to a drain The level can be adjusted by loosening the white nut and raising or lowering the white tube The position of the top of the tube determines the water level Re tighten the white nut After filling the bath adjust the water flow rate to the minimum which maintains a constant water level when the water is boiling If connecting to a mains water supply check that local water supply regulations are complied with Plug in and switch on power to the unit JB baths Fill the bath with water The minimum level is 10mm above the top of the perforated tray and the maximum level is 40 mm from the top when bath is fully loaded A lid or layer of polypropylene spheres must be used with baths above 60 C Plug in and switch on power to the unit Part No 15133 Issue 14 Page 5 January 2010 2 2 4 3 1 3 1 1 3 1 2 SUB Universal SBB boiling JB and PB unstirred water baths PB Fit the mains cable into the IEC power socket on the rear of the unit Fill the bath with water The minimum level is 10mm above the top of the perforated tray and the maximum level is 40 mm from the top when bath is fully loaded A lid or layer of polypropylene
7. es Do not touch surfaces which become hot during high temperature operation Ensure that the operating temperature is less than the maximum operating temperature of your sample material Set the adjustable over temperature cut out where applicable after setting or changing the set temperature and reset it at monthly intervals to check that the cut out is operating correctly Ensure that the mains switch is easily accessible during use e Do not block or restrict ventilation slots e These baths are for use only with water If liquid is spilt inside the unit disconnect it from the power supply and have it checked by a competent person It is the user s responsibility to carry out appropriate decontamination if hazardous material is spilt on or inside the equipment Do not connect to a power supply or switch on before filling the tank Take care when topping up or draining as the liquid in the tank may be very hot or cold If the alarm lamp is illuminated do not touch the liquid or the heater they may be very hot Refill carefully a hot heater can cause a spattering of very hot water droplets and scalding steam Always use a lid or polypropylene spheres when operating above 60 C Take care when raising and removing the lid it may be hot Steam and hot vapours can cause scalding Drain before moving the bath Before draining allow the liquid to cool to below 50 C or heat to above 10 C Part No 1513
8. ews so that the v cut fits over the ridge of the lid Hold the handle in position against the adapters and fasten to the lid by tightening the screws Part No 15133 Issue 14 Page 9 January 2010 SUB Universal SBB boiling JB and PB unstirred water baths 4 2 2 Flat lids with holes 4 3 4 4 4 5 Flat lids have holes 105mm diameter Ring sets give alternative hole diameters of 78 59 43 and 31mm to accommodate tall vessels Flat lids minimise evaporation and heat loss whilst accommodating tall flasks Bath Flat lid Ring sets SUB SBB6 LF6 2 SUB SBB14 LF14 4 SUB SBB28 LF28 6 SUB36 LF36 JB2 LF2 6 A flat lid pack contains cover set of rings Polypropylene spheres Polypropylene spheres are an alternative to a lid they minimise evaporation and heat loss allow easy access to vessels in the bath and they are particularly useful for tall vessels Bath Spheres required SUB SBB6 1 x PS20 SUB SBB14 1 x PS20 SUB SBB28 2 x PS20 SUB36 3 x PS20 JB1 1 x PS20 JB2 1 x PS20 JB4 1 x PS20 JB5 2 x PS20 PB1 1 x XP20 Raised shelves for SUB and SBB baths Raised shelves alter the effective liquid depth of half the bath to accommodate different shapes and sizes of vessel simultaneously Each shelf provides two alternative depths You can use more than one shelf per bath to achieve a range of depths The raised shelves can be used either way up in the bath to give different liquid depths The liquid depth can be set by cha
9. indicators The temperature knob C sets the required operating temperature The heater lamp indicates when the heater is on The overtemperature lamp indicates when the protection has activated Over temperature protection The PB1 unit is protected against over temperature by a fixed over temperature cut out The overtemperature lamp will come on if it is activated In addition the heater lamp does not come on when expected and the temperature of the bath does not rise see fault diagnosis section 5 Part No 15133 Issue 14 Page 8 January 2010 SUB Universal SBB boiling JB and PB unstirred water baths 4 Accessories 4 1 Individual racks for test tubes and universal bottles Test Tube size Tubes per rack J2 J3 P1 10mm 84 102 13mm 55 70 12 16mm 36 44 10 19mm 32 40 9 25mm 18 24 30mm 12 20 Racks per bath J2 J3 P1 SUB SBB6 1 SUB SBB14 2 2 SUB SBB28 4 4 SUB36 6 6 JB1 1 1 JB2 4 2 JB4 3 2 JB5 4 4 PB1 3 4 2 Lids and covers 4 2 4 Gabled lids Gabled lids direct condensate away from vessels in the bath They help to reduce evaporation and to avoid contamination of samples Bath SUB SBB6 SUB SBB14 SUB SBB28 SUB36 JB1 JB2 JB4 JB5 PB1 A gabled lid pack contains cover handle 2 adapters 2 screws Gabled lid LU6 LU14 LU28 LU36 LJ1 LJ2 LJ4 LJ5 LP1 Assembly instructions Remove the protective film from the lid Pass two screws through the holes in the lid Thread the adapters on to the scr
10. nging the amount of liquid in the bath RS14H covers half the area of SUB SBB14 RS28H covers half the area of SUB SBB28 RS36H covers half the area of SUB36 Syphon SY1 Use for draining baths Part No 15133 Issue 14 Page 10 January 2010 5 SUB Universal SBB boiling JB and PB unstirred water baths Fault Diagnosis Symptom Unit does not operate SUB Alarm lamp on or SBB heater lamp does not come on Temperature does not rise when expected Temperature continues to rise when not expected not SBB Part No 15133 Issue 14 Possible cause Unit not switched on Unit not plugged into power supply Power supply failure Fuse blown in unit or in plug UK units only Over temperature cut out has operated Set temperature is lower than liquid temperature not SBB Set temperature is too close to ambient not SBB JB1 thermal fuse has operated JB2 JB4 JB5 PB1 Internal over temperature cut out has operated SBB over temperature cut out has operated Temperature control circuit fault not SBB Set temperature is higher than water temperature Temperature control circuit fault Page 11 Action required Switch on Plug in switch on Check that other electrical appliances on the same circuit are working Check and replace see 7 1 Reset cut out and check its setting as described in 3 1 3 and 3 1 4 Check water level If the cut out operates again or cannot be reset have the u
11. nit checked by a competent person Check set temperature Raise set temperature Have JB1 thermal fuse replaced by competent person see Service Manual Check water level Have over temperature cut out reset by competent person Reset cut out Have unit checked by competent person Check setting Have unit checked by competent person January 2010 6 1 6 2 6 3 SUB Universal SBB boiling JB and PB unstirred water baths Technical Specification This equipment is for indoor use and will meet its performance figures within the ambient temperature range 10 C to 35 C with maximum relative humidity of 80 non condensing Installation category II transient voltages Pollution degree 2 in accordance with IEC 664 For operation at altitudes of up to 2000 metres SUB baths Conforms to IEC 61326 1 EN 61326 1 Class B except where indicated Class B equipment is for use in domestic establishments and in establishments directly connected to a low voltage power supply network which supplies buildings used for domestic purposes Class A equipment is suitable for use in establishments other than domestic and those directly connected to a low voltage power supply network which supplies buildings used for domestic purposes Temperature range Ambient 5 C to 99 C Setting range 15 C to 99 C Stability at 37 C 0 1 C Temperature display resolution 1 C Supply voltage range 230V 10 50Hz or 120V 10 60H
12. r temperature cut out To protect both the unit and your samples the over temperature cut out should be set each time the required operating temperature is changed Using a screwdriver adjustment is via the hole in the push to reset knob Turn the control fully clockwise and press to reset The cut out is now set at its maximum Allow the bath to stabilise at the required operating temperature Turn the control slowly anticlockwise using the screwdriver until the red alarm lamp comes on Press the outer knob to reset and slowly turn the control clockwise until the alarm lamp goes out Turn the control anticlockwise three quarters of the way back towards the point where the alarm lamp came on The over temperature cut out is now set approximately 10 C above the required operating temperature Note If the required operating temperature is above 95 C turn the control fully clockwise Resetting the over temperature cut out If the over temperature cut out has operated the bath needs to cool to below the set temperature before the cut out can be reset Reset by pushing the outer knob Part No 15133 Issue 14 Page 6 January 2010 SUB Universal SBB boiling JB and PB unstirred water baths Cc w Set over temperature cut out knob Ventilation slots front and rear Bath set temperature display Fuse drawer Mains voltage ON OFF Display Settemp Alarm Heater supply connection switch set temp lamp lamp W W Ventilation slo
13. spheres must be used with baths above 60 C Plug in and switch on power to the unit Fit the unit inside the raised edges of the plastic case at one end of the bath Operation SUB baths Controls and indicator lamps The temperature display shows the water temperature in C Set temperature control knob sets the required operating temperature Display set temp shows set temperature when pressed Heater lamp orange indicates when the heater is on The heater lamp is on continuously while the water is heating up As the required temperature is approached it starts to flash When the unit is controlling at set temperature the heater lamp flashes intermittently Alarm lamp red illuminates when the over temperature cut out has operated The set over temperature control sets the operating point of the over temperature cut out The cut out operates if the bath temperature rises above the temperature at which the cut out is set When it has operated the red alarm lamp illuminates and the heater is switched off The temperature continues to be displayed to warn of possible high temperatures Setting the temperature The display normally shows the water temperature To show the set temperature at any time press the display set temp button To set the required operating temperature push the display set temp button whilst turning the set temperature control knob until the required temperature is indicated on the display Setting the ove
14. ts front and rear Fuse drawer ON OFF switch Energy regulation Heater lamp Over temperature Mains voltage supply control cut out reset buttons connection Ge Heater lamp ON OFF Set temp control switch knob Part No 15133 Issue 14 Page 7 January 2010 3 2 3 2 1 3 2 2 3 3 3 3 1 3 3 2 3 4 3 4 1 3 4 2 SUB Universal SBB boiling JB and PB unstirred water baths SBB baths Controls and indicator lamps The set heater power knob controls the power of the heater through an energy regulator It is not a thermostat For heat up turn the set heater power knob to maximum Once the water is boiling turn the knob to the minimum position which will maintain boiling The heater lamp orange indicates when the heater is on Over temperature protection Two fixed over temperature cut outs prevent the heater reaching a high temperature in the case of low liquid level The reset buttons for the cut outs are on the rear panel JB baths Controls and indicator lamps The set temperature knob sets the required operating temperature The heater lamp orange indicates when the heater is on Over temperature protection The JB1 unit is protected against over temperature by an internal thermal fuse and the other JB units by a fixed over temperature cut out If the heater lamp does not come on when expected and the temperature of the bath does not rise see fault diagnosis section 5 PB 1 Controls and
15. uipment Replacement of Fuses SUB SBB and PB1 Empty the bath Disconnect the unit from the power supply Remove the IEC plug from the socket in the back of the bath Press down the fuse drawer catch see figure Pull out the fuse drawer check and replace with the correct fuses if necessary The fuses are Littelfuse 3AB 314 series fast acting high breaking current max breaking current at least 750 A dimensions are 1 25 inch long 0 25 inch diameter Replace fuses only by the same type and rating 250volt Model Fuse Rating Amps Model Fuse Rating Amps 230V SUB6 5 120v SUB6 5 SUB14 10 SUB14 10 SUB28 10 SUB28 15 SUB36 10 SUB36 15 SBB6 10 SBB6 15 SBB14 10 SBB14 15 SBB28 15 SBB28 15 PB1 3 Push back the drawer and replace the IEC plug Part No 15133 Issue 14 Page 13 January 2010 7 2 2 7 3 7 4 SUB Universal SBB boiling JB and PB unstirred water baths JB baths The fuse is accessible under the base cover This should only be replaced by a competent person The fuses are Littelfuse 3AB 314 series fast acting high breaking current max breaking current at least 750 A dimensions are 1 25 inch long 0 25 inch diameter Replace fuses only by the same type and rating 250V Model Fuse Rating Amps Model Fuse Rating Amps 230V JB1 3 120V JB1 5 JB2 5 JB2 10 JB4 5 JB4 10 JB5 10 JB5 15 Resetting the over temperature cut out on JB2 JB4 and JB5 baths The over temperature cut out is accessible
16. z Power Rating SUB6 400VA 230v 450VA 120v SUB14 750VA 230v 950VA 120v SUB28 1450VA 230v 1600VA 120v SUB36 2050VA 230v 1600VA 120v CLASS A Over temperature protection Adjustable resettable safety cut out SUB6 SUB14 SUB28 SUB36 Uniformity at 37 C 0 2 C 0 2 C 0 2 C 2 C Heat up rate ambient to max 90 mins 80 mins 80 mins 80 mins Overall dimensions I w h mm 205 325 275 380 325 275 555 325 300 720 325 300 SBB units Temperature range 100 C only Supply voltage range 230V 10 50Hz or 120V 10 60Hz Power rating SBB6 1350VA 230v 1600VA 120v SBB14 1550VA 230v 1600VA 120v SBB28 2050VA 230v 1650VA 120v Over temperature protection Two resettable fixed temperature cut outs Constant level device which maintains the required liquid level SBB6 SBB14 SBB28 Overall dimensions I w h mm 205 325 275 380 325 275 555 325 300 JB units Temperature range Ambient 5 C to 90 C Setting range 20 C to 90 C Stability at 37 C 0 3 C Supply voltage range 230V 10 50Hz or 120V 10 60Hz Power Rating JB1 350VA 230V 350VA 120V JB2 800VA 230V 800VA 120V JB4 800VA 230V 800VA 120V JB5 1550VA 230V 1400VA 120V Over temperature protection JB1 thermal fuse JB2 JB4 JB5 Resettable fixed temperature cut out JB1 JB2 JB4 JB5 Overall dimensions I w h mm 335 160 200 450 285 195 355 325 270 530 325 270 Part No 15133 Issue 14 Page 12 January 2010
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