WATER BATHS
Contents
1. ca En 11 En BE it 11 Heating and Water Level iii 11 Testtube Racks lean ee 12 TROUBLESHOOTING at ied cede eerie Wie cies eves 13 DEVICE i en te he ne a ten eit 14 PARTS 15 UNIT SPECIFICATIONS A ae ego CV ea aa lg 17 SCHEMATIGS ka A Me dire 20 Microprocessor Control Water Baths 3 INTRODUCTION Thank you for choosing a general purpose water bath These units are not intended for use at hazardous or household locations Before you use the unit read this entire manual carefully to understand how to install operate and maintain the unit in a safe manner Your satisfaction with the unit will be maximized as you read about its safety and operational features Keep this manual on hand so it can be used by all operators of the unit Be sure all operators of the unit are given appropriate training before you put the unit in service Note Use the unit only in the way described in this manual Failure to follow the guidelines and instructions in this manual may be dangerous and illegal General Safety Considerations Your water bath and its recommended accessories have been de2. 2 Clean water bath with a damp cloth with cleaning solution Wipe the water bath clean Disinfecting Disinfect the bath on a regular basis To disinfect the incubator perform the following steps 1 Disinfect the bath including all corners using a suitable disinfectant DO NOT USE spray disinfectants that might leak through openings and cracks and get on electrical components or that may contain solvents corrosives or abrasives that will harm the stainless steel coatings 2 If a hazardous material substance has been spilled in the unit immediately initiate your site s Hazardous Material Spill Containment protocol Contact your local Site Safety Officer and follow instructions per the policy and procedures established for your site 3 There are many commercially available disinfectants available that are non corrosive and non abrasive and suitable for use on stainless steel surfaces Contact your local Site Safety Officer for detailed information for the proper disinfectants suitable for your operation Warning Never clean the unit with alcohol or flammable cleaners and assure all volatile or flammable cleaners are evaporated and dry before reattaching the unit to the power supply Avertissement Ne jamais nettoyer l appareil a ou avec des nettoyants inflammables et veiller a ce que A les produits volatils ou inflammables soient enti rement vapor s avant de rebrancher le content d alimentation de l appareil
3. POWER LIGHT 4650554 SENSOR ES S 5 iit 5 NN 9 NEUTRAL TEMPERATURE m CONTROL lt are 1750955 OTP LIGHT 4650553 _ 71 1750747 500W 24 50 6 LITER SECTION POWER LIGHT 4650554 NEUTRAL TERMINAL BLOCK om 1 en THERMOSTAT L m N SENSOR ES 111 hella TEMPERATURE 8 D CONTROL 17509957 i wao OTP LIGHT HOT TERMINAL BLOCK 4650553 XX HEATING LIGHT 4650554 THERMOSTAT 1750747 300W 41 80 Microprocessor Control Water Baths NEUTRAL TERMINAL BLOCK WIRING DIAGRAM SWB715 2 VV614M 2 9851309 FUSED INLET 4200505 H 2800502 EMI FILTER 14 LITER SECTION POWER LIGHT SENSOR HOT NEUTRAL TEMPERATURE CONTROL 1750956 1 OTP LIGHT 4650553 o i 2 Ke LIGHT HOT TERMINAL BLOCK NEUTRAL TERMINAL BLOCK THERMOSTAT L 469055 1750747 600W 90 10 BLACK CHERRY ROUND POWER SWITCH 7850553 6 LITER SECTION POWER LIGHT 4650554 S m Q NEUTRAL TEMPERATURE lt z CONTROL 2 2
4. 1750958 2 2 Li OTP LIGHT 2 u lt 4650553 5 n JE o 2 XX HEATING LIGHT OTP 4650554 THERMOSTAT 1750747 300W 153 60 Microprocessor Control Water Baths
5. WATER BATHS MODELS SWB2 SWB2 2 SWB7 SWB7 2 SWB15 SWB15 2 SWB23 SWB23 2 SWB715 SWB 715 2 Previously known as W2M W2M 2 W6M VV6M 2 VV14M VV14M 2 VV20M VV20M 2 W614M W614M 2 115v 220v and PC Models MICROPROCESSOR CONTROLLED INSTALLATION AND OPERATION MANUAL Revised November 13 2013 4861626 These units are TUV CUE listed water baths for professional industrial educational use where the preparation or testing of materials is done at approximately atmospheric pressure and no flammable volatile or combustible materials are being heated These units have been tested to the following requirements CAN CSA G22 2 No 61010 1 2012 CAN CSA G22 2 No 61010 2 010 R 2009 UL 61010 1 2004 R 2005 07 R 2008 10 UL 61010A 2 010 2002 UL 61010 1 2012 EN 61010 1 2010 EN 61010 2 010 2003 IEC 61010 1 2010 IEC 61010 2 010 2003 Sheldon Manufacturing Inc P O Box 627 Cornelius Oregon 97113 EMAIL tech Shellab com INTERNET http www Shellab com PHONE 1 800 322 4897 503 640 3000 FAX 503 640 1366 2 Microprocessor Control Water Baths TABLE OF CONTENTS INTRODUCTION ES a nds HA 4 General Safety Considerations ss 4 RECEIVING YOUR UNIT is ee aie Gl ed a ee 5 Inspection Guidelines hath dates eat bees fans een de ee ede 5 Returning Shipments aaa A a dd dead het eens 5 Recording
6. or faulty sensor Fill bath a minimum of three fourths 3 4 full with water Temperature set too low Assure that set point is at least 5 degrees over ambient room temperature Ambient temperature too high Controller hangs up Set point too far from calibration See if ambient is fluctuating Turn entire unit off and on to reset If repeatedly happens call Customer Service This can be a normal condition when operating temperature varies widely For maximum accuracy calibration should be point done as close to the set point temperature as possible Miscellaneous Troubleshooting Problem Water Leaking Possible Cause Leak Corrosion Solution Shut the unit off and call Customer Service Service Wrong type of Assure that clean distilled water is used Deionized water tap water water and chemicals should never be used in the tank USE DISTILLED WATER ONLY Tank Discoloration Sample Spills Assure that no test samples have leaked into bath water Metal Racks No metallic products should be in the tank with the exception of oscillation rack No power Check wall power source Unit will not turn on Fuse blown Check fuse circuit breaker on unit or in wall Service If this product should require service contact your customer service representative 14 Microprocessor Control Water Baths PARTS LIST W2 W2 2 W6M 9570704 9570575 W6M
7. 11 8 x 5 8 x 6 in W6M W6M 2 37 47 x 31 12 x 30 73 cm 29 98 x 14 73 x 15 24 cm SWB15 SWB15 2 14 75 19 x 12 1 in 118x128x6in W14M W14M 2 37 47 x 48 26 x 31 12 cm 29 98 x 32 51 x 15 24 cm SWB23 SWB2302 14 75 x 25 x 12 1 in 11 5x19 5x6 in W20M W20M 2 37 47 x 63 50 x 31 12 cm 29 21 x 49 53 x 15 24 cm 14 75 x 12 25 x 12 1 in small 11 8 x 5 8 x 6 in small SWB715 SWB715 2 14 75 x 19 x 12 1 in large 11 8 x 12 8 x 6 in large W614M W614M 2 37 47 x 31 12 x 30 73 cm small 29 98 x 14 73 x 15 24 cm small 37 47 x 48 26 x 31 12 cm large 29 98 x 32 51 x 15 24 cm large 17 Microprocessor Control Water Baths 5 Capacit Liters Fill Line SWB2 SWB2 2 16 IU SWB7 SWB72 2 5 75 SWB15 SWB15 2 11 225 7 SWB23 SWB2302 4 7 small tank 5 75 small tank W614M wstam 2 11 229 large tank 14 75 large tank Table 6 ee _____ Uniformity Sensitivity a SWB2 2 Amb 5 C to 80 C 2 C 37 C 1 C W2M W2M 2 SWB7 SWB72 2 Amb 5 C to 80 C 2 C 37 C 1 C W6M W6M 2 SWB15 SWB15 2 Amb 5 C to 80 C 2 C 37 C 1 C W14M W14M 2 SWB23 SWB2302 Amb 5 C to 80 C 2 C 37 C 1 C W20M W20M 2 SWB715 SWB715 2 Amb 5 C to 80 C 2 C 37 C 1 C W614M W614M 2 18 Microprocessor Control Water Baths Table 7 Power Requirements SWB2 SWB2 2 W2M W2M 2 SWB7 SWB72 2 W6M W6M 2 SWB15 SWB1
8. W14M 2 9851305 FUSED INLET 4200505 2800502 EMI FILTER POWER LIGHT 4650554 SENSOR gt LI 5 o TEMPERATURE m m CONTROL lt sel 3 1750956 LOAD E H z 5 OTP LIGHT 2 4650553 2 HEATING LIGHT 175074 4650554 1 1 2 600W 90 10 lEs Microprocessor Control Water Baths 25 26 HOT TERMINAL BLOCK WIRE DIAGRAM SWB23 W20M 9851306 4200505 FUSED INLET POWER LIGHT 4650554 aie TEMPERATURE CONTROL 1750953 GROUND SENSOR OTP THERMOSTAT 1750747 500W 24 50 Microprocessor Control Water Baths OTP LIGHT XX 4650553 4650554 HEATING LIGHT NEUTRAL TERMINAL BLOCR WIRE DIAGRAM SWB23 2 W20M 2 9851307 FUSED INLET 4200505 2800502 EMI FILTER HOT TERMINAL BLOCK BLACK CHERRY ROUND POWER SWITCH 7850553 POWER LIGHT 4650554 SENSOR TEMPERATURE CONTROL 1750954 GROUND OTP LIGHT 4650553 O OTP K HEATING LIGHT 4650554 Q 3 2 600W 90 10 Eso Microprocessor Control Water Baths x Q o m a lt 2 gt F 1 lt gt 2 27 28 WIRING DIAGRAM SWB715 W614M 9851308 FUSED INLET 4200505 14 LITER SECTION
9. lectrocution au del de la cloison NE Indicates Hot Surface Signale une surface haute temp rature Indicates Unit should be recycled Not disposed of in land fill Indique doit tre recycl Ne pas jeter dans une d charge Microprocessor Control Water Baths 6 INSTALLATION Your satisfaction and safety require a complete understanding of this unit Read the instructions thoroughly and be sure all operators are given adequate training before attempting to put the unit in service This equipment must be used only for its intended application any alterations or modifications will void your warranty Local city county or other ordinances may govern the use of this equipment If you have any questions about local requirements please contact the appropriate local agency The end user may perform installation Environmental Conditions Under normal circumstances these units are intended for use indoors at room temperatures between 18 and 40 C at no greater than 80 relative Humidity at 25 C and with a supply voltage that does not vary by more than 10 from the data plate rating This equipment should not be operated at an altitude exceeding 2000 meters Installation category is II pollution degree 2 Customer service should be contacted for operating conditions outside of these limits Power Source Check the data plate for voltage cycle and ampere requirements If matched to yo
10. Data Plate Information ss 5 GRAPHIC SYMBOLS 6 INSTALLATION 235 tin a teste dry even toed ve Medea ee AR 7 Environmental Conditions sise 7 POWER E SAR 7 Location hala gn tesi 7 818 and Had 7 Cleaning and 7 CONTROLS OVERVIEW alti daddies Nita a ee ect ai eee 8 SWITCH A de 8 Main Temperature Controller siens 8 ES 5855 23825580 8 Over Temperature Limit Thermostat OTL 8 Heating Activated DR 8 Over Temperature Activated ss 8 OPERATION a ea nn 9 UA 522 85226 9 Setting Main Temperature Control ss 9 Calibrating the Main Temperature Control 9 Setting the Overtemperature Limit Thermostat 10 ti 10 MAINTENANCE 2 sites corde ce 11
11. calling for heat Call customer service 13 Microprocessor Control Water Baths Problem Unit will not heat over a temperature that is below set point Unit will not heat up at all Indicated bath temperature unstable Will not maintain set point Cannot adjust set points or calibration Calibrated at one temperature but not at another Possible Cause OTL has activated Solution Confirm that set point is set high enough and that the Over Temperature Safety is not activated Temperature calibration is not correct Controller Fault Check calibration Using independent thermometer follow instructions in Calibration Do all controller functions work Controller failure call Customer Service OTL has activated Insufficient quantity of water Set the Over Temperature Thermostat higher Fill bath a minimum of three fourths 3 4 full with water Fluctuating by 0 1 May be normal especially without the use of bath cover Ambient room temperature is radically changing Temperature fluctuation due to door opening or room airflow from heaters or air conditioning Stabilize ambient conditions Bath not full Assure that the bath is at least 1 3 full Electrical noise Remove nearby sources of RFI including motors arcing relays or radio transmitters Bad connection on temperature sensor Insufficient quantity of water Call customer service
12. sionis e d eau Turning On the Unit To turn on the unit perform the following steps 1 2 Check power supply against unit serial plate they must match Plug service cord into the electrical outlet If supplied with a detachable cordset plug the female end into the unit inlet and the male plug into the power supply Verify that units requiring a fuse have the fuse installed in the power inlet Fill bath to your required depth with DISTILLED WATER DO NOT USE TAP WATER DEIONIZED WATER OR CHEMICALS For singer or larger tank normal depth is 5 Ve inches 14 cm but depth must be at least 2 inches 5 cm over the bottom of the rack For shallow tank normal depth is 2 3 full but depth must beat least 2 inches 5 cm Check water level frequently add water to appropriate levels if needed At higher operating temperatures or under circumstances where a cover cannot be used it will be necessary to check the water level more frequently Push the Main power switch to the ON position and turn the Over Temperature Limit Thermostat to its maximum position clockwise Setting Main Temperature Control To enter set point mode on the control push and release either the Up or Down arrow pad one time and the digital display will start to blink from bright to dim While blinking the digital display shows the set point that can be changed using the UP or DOWN arrow pads If the arrow pads are not pressed for five 5 seconds the display w
13. 2 W614 Small W614 2 Small W14M W14M 2 9570695 9570696 W614 Large 9570582 9570583 SWB23 2 W20M 2 Fuse 10 0 AMP 3300516 3300516 Fuse 6 3 AMP 3300515 3300515 9751191 9751191 9751184 9751184 9751185 9751185 ee Weta 9751191 9751191 9751184 9751184 SWB715 2 W614M 2 Microprocessor Main Temp Control SWB2 SWB 2 W2M W2M 2 1750960 1750961 W6M W6M 2 1750957 1750958 W14M W14M 2 1750955 1750956 W20M W20M 2 1750953 1750954 W614M W614M 2 1750957 1750955 1750958 1750956 1750747 4650554 4650553 1800500 7850553 15 Microprocessor Control Water Baths Rubber Feet with Screws 2700513 Tank Gasket 3450538 SWB23 SWB23 2 W2M 2 W614M W614M 2 W20M W20M 2 7930521 7930523 7930525 7930524 Microprocessor Control Water Baths 2700513 3450538 7930521 7930523 7930525 7930524 UNIT SPECIFICATIONS Table 3 Weight SWB2 SWB2 2 21 Ibs be W2M W2M 2 9 53 kg 6 35 kg SWB7 SWB72 2 21 lbs be W6M W6M 2 9 53 kg 6 35 kg SWB15 SWB15 2 26 5 lbs ie ibe W14M W14M 2 12 02 kg 8 16 kg SWB23 SWB2302 29 Ibs W20M W20M 2 13 15 kg 11 34 kg SWB715 SWB715 2 42 Ibs Seige W614M W614M 2 19 05 kg 17 69 kg Table 4 Dimensions Exterior WxDxH Interior WxDxH SWB2 SWB2 2 14 75 x 12 25 x 12 1 in 11 8 x 5 8 x 2 5 in W2M W2M 2 37 47 x 31 12 x 30 73 cm 29 98 x 14 73 x 6 35 cm SWB7 SWB72 2 14 75 x 12 25 x 12 1 in
14. 5 2 W14M W14M 2 SWB23 SWB2302 W20M W20M 2 SWB715 SWB715 2 W614M W614M 2 Voltage Volts 100 120 V 50 60 Hz Volts 100 120 V 3A 50 60 Hz Volts 100 120 V 5A 50 60 Hz Volts 100 120 V 5A 50 60 Hz Volts 100 120 V 8A 50 60 Hz Microprocessor Control Water Baths Voltage 2 Models Volts 220 240 V 2 50 60 Hz Volts 220 240 V 2 A 50 60 Hz Volts 220 240 V 50 60 Hz Volts 220 240 V 3 5 A 50 60 Hz Volts 220 240 V 4 5 A 50 60 Hz SCHEMATICS 20 LH m a lt m F o I BLACK HT WIRE DIAGRAM SWB2 W2M 9851310 FUSED INLET 4200505 WHITE HT BLACK CHERRY ROUND POWER SWITCH 7850553 BLACK RED HT POVVER LIGHT 4650554 BLACR WHITE SENSOR mae TEMPERATURE CONTROL 1750960 GROUND LOAD OTP LIGHT 4650553 LH ALIHM HEATING LIGHT 175074 4650554 3 L hip 1 300W 41 80 E Microprocessor Control Water Baths NEUTRAL TERMINAL BLOCK WIRE DIAGRAM SWB2 2 W2M 2 9851311 FUSED INLET 4200505 WHITE HT 2800502 EMI FILTER BLACK HT WHITE HT BLACK CHERRY ROUND POWER SWITCH 7850553 POWER LIGHT 4650554 BLACK WHITE HT SENSOR TEMPERATURE CONTROL 1750961 GROUND HOT TERMINAL BLOCK OTP
15. LIGHT 4650553 OTP THERMOSTAT 1750747 HEATING LIGHT 4650554 BLACK HT WHITE HT 300W 153 60 Microprocessor Control Water Baths LH ALIHM NEUTRAL TERMINAL BLOCK 21 22 HOT TERMINAL BLOCK WIRE DIAGRAM SWB7 W6M 9851302 4200505 FUSED INLET POWER LIGHT 4650554 aie TEMPERATURE CONTROL 1750957 GROUND SENSOR OTP THERMOSTAT 1750747 300W 41 80 Microprocessor Control Water Baths OTP LIGHT XX 4650553 4650554 HEATING LIGHT NEUTRAL TERMINAL BLOCR HOT TERMINAL BLOCK W IRE DIAGRAM SWB7 2 W6M 2 9851303 FUSED INLET 4200505 2800502 EMI FILTER POWER LIGHT XX 4650554 E sensor gt 5 9 TEMPERATURE m CONTROL 2 1750958 2 co LOAD a lt E OTP LIGHT D 4650553 2 ne HEATING LIGHT 4650554 J LILIE 300W 153 60 1 Microprocessor Control Water Baths 23 WIRE DIAGRAM SWB15 W14M 9851304 FUSED INLET 4200505 POWER LIGHT 4650554 SENSOR 2 TEMPERATURE CONTROL 1750955 LOAD x Q o m lt NEUTRAL TERMINAL BLOCK OTP LIGHT XX 4650553 HEATING LIGHT 4650554 OTP THERMOSTAT 1750747 500W 24 50 Microprocessor Control Water Baths WIRE DIAGRAM SWB15 2
16. No maintenance is required on electrical components If the incubator fails to operate as specified please review the Troubleshooting section prior to calling for service Heating and Water Level The heating element of this bath does not contact the tank bottom thus will not burn out if the tank is allowed to run dry However a tank going dry during operation can strain interior surfaces so this should not be Microprocessor Control Water Baths 11 6 allowed to occur During operation a minimum of 5cm two inches of distilled water should be in the tank Check water bath water level frequently add water as needed Please note that at higher operating temperatures or in applications where a cover is not used more frequent water level checking is required Test tube Racks If the water bath tank boils dry while containing plastic ware the plastic will melt If you intend to use test tube racks that are wire or plastic coated wire that may wear and expose metal damage may occur to the tank It is recommended that all plastic racks be used and that the tank never be allowed to boil dry 12 Microprocessor Control Water Baths TROUBLESHOOTING Should the unit malfunction use this section to determine the problem and resolution Troubleshooting topics include e Temperature e Miscellaneous Warning Attention These baths are not intended for use as acid baths Use as an acid bath will cause severe damage to bath compon
17. UR UNIT Before leaving our factory all units are packaged in high quality shipping materials designed to provide protection from transportation related damage Once a unit leaves our factory safe delivery becomes the responsibility of the carrier who is liable for loss or damage to your unit Damage sustained during transit is not covered under your unit warranty When you receive your unit inspect it for concealed loss or damage to its interior and exterior Should you find any damage to the unit follow the carrier s procedure for claiming damage or loss Inspection Guidelines Carefully inspect the shipping carton for damage If the carton is damaged report the damage to the carrier service that delivered the unit If the carton is not damaged open the carton and remove its contents Verify that all of the following equipment is included in the crate water bath bath cover two 2 for SWB715 8 SWB715 2 W614M W614M 2 magnetic thermometer clip e One 1 e One 1 e One 1 e One 1 power cord Carefully check all packaging before discarding Save the shipping carton until you are sure everything is in order Returning Shipment If you must return the unit for any reason first contact your service representative for authorization You will be asked to provide the data plate information See Recording Data Plate Information Recording Data Plate Information Once you have determined the unit is free from damage loca
18. bath tank Bath Cover Assembly To assemble the bath cover perform the following steps 1 Insert two 2 self tapping screws through the respective cover holes and into the holes in the handle leaving the first self tapping screw loose to assure proper alignment See Figure 3 Firmly fasten both screws into place Do not over tighten Figure 3 Bath Cover Assembly Handle Part 3800609 Microprocessor Control Water Baths MAINTENANCE Warning Prior to any maintenance or service on this unit disconnect the power cord from the power supply and the drain water from the tank Before reattaching the unit to its power supply be sure all volatile and flammable cleaners are evaporated and dry Avertissement Avant d effectuer toute maintenance ou entretien de cet appareil d brancher le cordon secteur de la source d alimentation Avant de reconnecter l appareil sur le secteur M s assurer que tous les produits de nettoyage volatiles et inflammables sont compl tement vapor s Cleaning The unit chamber should be cleaned and disinfected prior to use To clean the water bath perform the following steps 1 Clean the water bath with mild soap and water solution DO NOT USE chlorine based bleaches as they will damage the tank interior DO NOT USE spray cleaners that may contain solvents which could leak through openings and cracks and harm electrical part coatings Failure to do this may permanently damage the unit
19. ce put the display into calibrate mode by pressing both the Up and Down arrow pads at the same time until the two 2 outside decimal points begin to blink When the decimal points are blinking press the Up or Down arrow pad to adjust the display to match the reference thermometer If the arrow pads are not pressed within five 5 seconds the display will revert to showing the temperature within the bath Allow the unit to stabilize again and repeat calibration if necessary On the W614M both tanks will need to be calibrated individually Setting the Overtemperature Limit Thermostat To set the Over Temperature Limit Thermostat perform the following steps 1 2 3 4 Verify that the Limit Thermostat was set to its maximum position to allow the water bath to stabilize Turn the Limit Thermostat counterclockwise until the Safety indicator light turns on Turn the Limit Thermostat clockwise until the OTL indicator light turns off Turn the thermostat clockwise again two 2 of the smallest divisions on its scale past the point where the indicator light went out This will set the Safety Thermostat at approximately 1 C above the Main Temperature set point Figure 2 Thermometer Placement ADJUST FRICTION ON THERMOMETER BY BENDING IN THIS DIRECTION Tali 9850563 Note Water bath thermometer must be placed so that the bulb is always fully immersed The thermometer must not touch the sides or the bottom of the
20. ents and void your warranty Do not use deionized water tap water or chemicals USE DISTILLED WATER ONLY Ces bains d eau ne sont pas con us pour les acides Utiliser un tel bain comme bain d acide l endommagera gravement et annulera la garantie Ne pas utiliser d eau d sionis e d eau du robinet ni de produits chimiques UTILISER EXCLUSIVEMENT DE L EAU DISTILL E Temperature Troubleshooting Problem Temperature too high Display reads HI or 400 Temperature spikes over set point and then settles to set point Temperature is too low Display reads LO but heating all the time Possible Cause Insufficient quantity of water Solution Fill bath a minimum of three fourths 3 4 full with water Main controller set too high See Setting Main Temperature Control Main controller failed on Probe is unplugged Call customer service Call customer service Probe is broken or wire to the sensor is broken Calibration issue Over Temperature Limit is set too low Call customer service Recalibrate See Setting Main Temperature Control Bath temperature not recovered from water being added Wait for display to stop changing Unit not recovered from power failure or being turned off Bath will need a minimum of 2 hours to warm up and stabilize Main controller failure Control failure Confirm with front panel lights that controller is
21. ill stop blinking and will revert to reading the actual temperature in the bath Allow at least two 2 hours for the temperature to stabilize Warning If the tank boils dry while containing plastic ware the plastic can melt If you intend to use can cause damage Preferably use all plastic racks test tube racks remember that plastic coated wire racks may wear and expose metal that Attention Si la cuve vient s ass cher tandis elle contient des ustensiles en plastique le plastique risque de fondre Si des rateliers a tubes a essais constitu s d une ossature m tallique gain e de plastique sont utilis s prendre garde que le plastique peut fondre ou s user et d couvrir des parties m talliques risquant d endommager diff rentes pi ces pr f rable d utiliser des r teliers tubes enti rement en plastique Calibrating the Main Temperature Control We recommend that you calibrate your unit once it has been installed in its working environment and the chamber temperature has been stable at the set point for several hours Microprocessor Control Water Baths 9 4 5 Place a calibrated reference thermometer in the bath a thermometer clip is provided with the accessories package See Figure 2 for placement Allow the thermometer to reach temperature and remain stable for one 1 hour Compare the reading on the reference thermometer with the temperature control display If there is a differen
22. ostat OTL This controller is marked Set Over Temp Control and is completely independent of the Temperature Controller The OTL guards against any failure of the Temperature Controller that would allow the temperature to rise past set point If the temperature rises to the OTL set point the OTL takes control of the heating element and allows continued use of the water bath until the problem can be resolved or service can be arranged The OTL is manually adjusted with a screwdriver or coin so accidental adjustment cannot occur The W614M has separate controls for each of the tanks Heating Activated This light is ON when the Temperature Controller has activated the heating element to reach and maintain set point Over Temperature Activated Light This light is ON when the Over Temperature Limit Thermostat has been activated Under normal operating conditions this light should never be on Microprocessor Control Water Baths 8 OPERATION Warning These baths are not intended for use as acid baths Use as an acid bath will cause severe or chemicals USE DISTILLED WATER ONLY damage to bath components and void your warranty Do not use deionized water tap water Attention Ces bains d eau ne sont pas con us pour les acides Utiliser un tel bain comme bain d acide du robinet ni de produits chimiques UTILISER EXCLUSIVEMENT DE L EAU DISTILLEE gravement et annulera la garantie Ne pas utiliser d eau d
23. signed and tested to meet strict safety requirements For continued safe operation of your water bath always follow basic safety precautions including e Read this entire manual before using the water bath sure you follow any city county or other ordinances in your area regarding the use of this unit e Use only approved accessories Do not modify system components Any alterations or modifications to your water bath may be dangerous and will void your warranty e Always plug the unit s power cord into a grounded electrical outlet that conforms to national and local electrical codes If the unit is not grounded parts such as knobs and controls may conduct electricity and cause serious injury Do not connect the unit to a power source of any other voltage or frequency beyond the range stated on the power rating overlay at the rear of the unit Do not modify the power cord provided with the unit If the plug does not fit an outlet have a proper outlet installed by a qualified electrician e Avoid damaging the power cord Do not bend it excessively step on it place heavy objects on it A damaged cord can easily become a shock or fire hazard Never use a power cord after it has become damaged Do not position equipment a manner that prohibits access to power cord e Do not attempt to move the unit during operation or before the unit has been allowed to cool Microprocessor Control Water Baths 4 RECEIVING YO
24. te the data plate at the back of the unit The data plate indicates your unit s model number and serial number Record this information below for future reference Table 1 Data Plate Information Model Number Serial Number Part Number Voltage 5 Microprocessor Control Water Baths GRAPHIC SYMBOLS Your unit is provided with a display of graphic symbols that should help in identifying user adjustable components Table 2 Symbols Symbol Identification Indicates that you should consult your operators manual for further instructions Indique que l op rateur doit consulter le manuel d utilisation pour y trouver les instructions compl mentaires 1 Indicates Temperature Rep re temp rature Indicates Over Temperature Protection Signale un d passement de temp rature Indicates AC Power Rep re secteur AC Indicates the power is ON Rep re de la position MARCHE de l interrupteur d alimentation Indicates the power is OFF Rep re de la position ARRET de l interrupteur d alimentation Indicates Protective Earthground Rep re la terre de protection Indicates Up Down respectively Touches de d placements respectifs vers le HAUT et le BAS Indicates Manually Adjustable Signale un l ment r glable manuellement Indicates Potential Shock Hazard behind partition Signale un risque potentiel d
25. terilized Remove any racks if assembled and clean the bath with a disinfectant that is suitable for your application See MAINTENANCE for cleaning instructions and precautions 7 Microprocessor Control Water Baths CONTROLS OVERVIEW This section provides an overview of the panel controls See Figure 1 for an illustration of the panel controls Figure 1 Control Panel Set lempergiyre 1274 0 BAI TF Serres Mig Inc Power Switch The Green I O On Off power switch controls all power to the unit It must be in the I position to be ON and the green power on light illuminated before any systems are operational The on off switch must remain easily accessible at all times The W614M is equipped with separate switches for each tank Main Temperature Controller This control is marked SET TEMPERATURE and consists of the digital display and UP and DOWN arrow pads for inputting set point temperatures and calibration Separate controls are used on the W614M to control temperature in the respective tanks Fuses The fuses are located at the back of the unit within the power inlet plug and 220v units also have a fuse holder located next to the inlet The fuses act as a circuit breaker and will cut off power to the unit if there is an electrical surge or malfunction The cause should be determined and corrected before placing the fuse Fuses must be in place for the unit to operate Over Temperature Limit Therm
26. ur power source plug the power cord into a grounded outlet Voltage should not vary more than 10 from the data plate rating These units are intended for 50 60 HZ application A separate circuit is recommended to prevent damage to the unit due to overloading or circuit failure Location In selecting a location consider all conditions that might affect performance such as heat from radiators ovens autoclaves etc Avoid direct sun fast moving air currents heating and cooling ducts and high traffic areas Allow a minimum of 10 cm between the unit and any walls or partitions that might obstruct free airflow Lifting and Handling These units are heavy and care should be taken to use appropriate lifting devices that are sufficiently rated for these loads The unit should be completely restrained from tipping during lifting or transport All moving parts such as trays or covers should be removed during transfer to prevent shifting and damage The bottom of the unit is hot during operation as is the water in the tank Always allow the unit to cool before attempting to move it Cleaning and Decontamination In the event hazardous material is spilled onto or into the equipment appropriate decontamination must be carried out If there is any doubt about the compatibility of decontamination or cleaning agents with parts of the equipment or with material contained please contact the manufacturer Units are cleaned at the factory but not s
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