Forced Convection Laboratory Ovens

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Forced Convection Laboratory Ovens

RELIABLE PERFORMANCE FOR UNIVERSAL APPLICATIONS

Forced Convection Laboratory Ovens

Forced Convection Laboratory Ovens

INTRODUCTION

Introducing Esco Isotherm® - world class laboratory ovens from Esco with the technologies and compliance to prove it. Ergonomic, intuitive interfaces, microprocessor PID controls with programming options, 4-zone heated air jacket, precisely tuned and tested ventilation and insulation package, all supported by Esco’s solutions - based sales and service representatives worldwide.

• Innovativedesignguaranteesmaximumthermalperformance.

• Noexposedheatingelementslocatedinsidethechambertoensure maximumusersafety.

• 4-zoneheatedairjacketensuresstableheatingandmaximumtemperature uniformity in the chamber.

• Standardtemprangeupto300°Cformaximumapplicationflexibility.

• Secure2-pointdoorsealandeccentrichingeensuremaximumgasket compression for stable chamber temperature.

SOLARISTM PRE-HEAT CHAMBER TECHNOLOGY

ISOTHERM® FORCED CONVECTION LABORATORY

OVENS

Reliable Performance For Universal Applications

ExtremelyUniformThermalDistribution

Pre-heated air enters work

chamber

Pre-heat zone below work chamber

Air supply from outside

Secure2-pointdoor seal

Gasket of outer door - for thermal decoupling

Door handle

KEY FEATURES

Isotherm® Forced Convection Laboratory Ovens available in 5 sizes,

32L,54L,110L,170L,240L.

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Forced Convection Laboratory Ovens

- Forced convection design produces faster temperature response rates, improveduniformity,andreducedfluctuation.

- German made ebm-papst fan, permanently lubricated, maintenance free for uniform air circulation.

- Low energy consumption for reduced operating costs.

- Fanspeedandairexchangeratesareadjustable.

- Consistent air circulation and heat uniformity.

- Low noise during operation.

- Fresh air entry from the base of the chamber, combined with the rounded cornersofthechamberinterior,andairexhaustattherearofthechamber, createsuniformaircirculationensuringmaximumtemperatureuniformity.

- Chamberfaninletpullsairawayfromtheuser,preventingexposureofthe user to blasts of hot air when the door is opened.

VENTIFLOW™ VENTILATION SYSTEM

- Multi-layerchamber,pre-heatchamber,insulationandexternalcarcass.

- Improveschambertemperaturestability,whilereducingexternalsurface temperatures.

- Uniquedoorventilationdesignreducesdoortemperatureevenwhenthe chambertemperatureisatthemaximumoperatingpoint.

- Superiorinsulationperformancereducesheatloadoutputtothelaboratory, reduces operating power consumption, and lowers operating costs.

SUPERIOR INSULATION

Isotherm® Forced Convection Laboratory Oven

3

Forced Convection Laboratory Ovens

Airflow AdjusterOpens/ closes rear exhaust vent to adjust airflow for varying applications.

“Actual” and “Set Point” DisplaysShow actual temperature and temperature set point at the same time.

LED IndicatorsIndicate condition of equipment during heating.

Main Power SwitchConveniently accessible.Function Keys

For temperature, alarm, program and other settings.

Independent adjustable over-temperature thermostatProtects the equipment against overheating.

• Instrument-gradeprecisionplatinumtemperatureprobe.

• TunedPIDcontrolensuresfastramptime,preventsovershoot,andensures stable temperature once setpoint is achieved.

• Twintemperaturedisplaysforeasymonitoring.

• Built-inmenuisintuitive,easytooperate;leftdisplayshowsparameterbeing set, and right display shows preset value.

• Userprogrammablealarmsetpoints.

• Displayunitsselectablebetween°C/°F.

• UserprogrammablePINtopreventunauthorizeduse.

• Anywherefrom10programswith5segmentsto1programwith50segmentsmaybeconfigured.Programsmaybesetuptorepeatautomatically.

• Audibleconfirmationofallsettings.

• Diagnosticfunctionsprovideaccesstochamberhistoricaltemperaturesand sensor read-outs to simplify service.

• DiagnosticLEDsonelectronicsPCBsimplifyservice.

SMARTSENSE™ MICROPROCESSOR PID CONTROL TECHNOLOGY

WIDE RANGE OF PROGRAM OPTIONS

100

80

60

40

20

00 20 40 60 80 100 120 Time (min)

Set Temp = 90 oC

Conventional Control

Fromambient

temp

Temp (oC)

Temp (oC)

SmartSense PID

Sample Program 2Runningdifferentprocessessequentiallybased on user’s setting of ‘start temp’, ‘arrival temp’, and running time after arrival. Different programsmaybelinkedtoextendthetotalnumberofsequences,thuscreatingvirtuallyunlimited programming options.

Sample Program 1Repeats of identical processes based on user’s setting of ‘start temp’, ‘arrival temp’, and running time after arrival. All settings can be done in a single program. For example,repeataprocessfrom50°Cto70°Candback.0

20

40

60

80

100

Co

0

20

40

60

80

100

Co

4

- Ergonomic door handle, operation is gravity assisted.

- BrightLEDdisplaysmountedattop(notbase)ofthedevice are easily read from across the laboratory.

- 2shelvesareincludedfor32L,54L,110L,170Land240Lmodels.

Access port.

BackView

ERGONOMIC DESIGN IMPROVES CONVENIENCE

ACCESS FOR TEMPERATURE VALIDATION AND MAPPING

Forced Convection Laboratory Ovens5

- Multiple redundant over-temperature protection systems to guarantee maximumsampleanduserprotection.

- Electronic over-temperature protection built into the microprocessor.

- Redundant mechanical over-temperature protection, adjustable from the front, independent from the microprocessor.

- OveralltemperatureprotectionmeetsDIN12880Class3.1.

- RedLEDilluminatesifexternalmechanicaltemperatureprotectionisengaged.

- Controller will control temperature at the over-temperature setpoint.

- AllelectricalcomponentsULrecognized.

- ElectricalcircuitprotectioninaccordancewithULrequirements.

ACCESS FOR TEMPERATURE VALIDATION AND MAPPING

SAFE, SUPERIOR PROTECTION FOR SAMPLE, USER AND THE ENVIRONMENT

FORCED CONVECTION LABORATORY OVENS SAMPLE GUIDE

APPLICATION MATERIAL/ SAMPLE SAMPLE REQUIREMENTS

Drying

Glassware Fast drying

Powders Gentle/Fastdrying

Paper,textile Gentle/Fastdrying

Soil,sand Gentle drying

Electronics Gentle drying

Pharmaceutical preparations Gentle drying

Material testingCables Highesttemperatureaccuracy;safeprocesses

Plastics Highesttemperatureaccuracy;safeprocesses

Curing

Paint Gentle heating

Adhesives Gentle heating

Plastics Gentle heating

Metals Gentle heating

Heated storage Pills, drugs Gentleheating;safeprocesses

Vulcanization Rubber Gentle heating

ADVANCED PROTOCOL SECURITY OVENS

Door keylock prevents unauthorized access to sensitive samples

Ergonomic door handle, operation is gravity assisted.

- Electrogalvanizedsteelwithwhiteoven-bakedepoxy-polyesterantimicrobialpowder-coatedfinish.

- ExternalsurfacesarepowdercoatedwithEsco to eliminate 99.9%ofsurfacebacteriawithin24hoursofexposure.

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0 4 hours 12 hours8 hours 16 hours 20 hours 24 hours

2

4

6

8

Contact Time in Hours

Bact

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(10

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Forced Convection Laboratory Ovens6

WallMountBracket

- Diagnostic functions in the microprocessor include historical read-out of temperatures.

- Diagnostic menu provides read-out of all sensor inputs and controller settings.

- Servicecanbecarriedoutfromthefront.

- All electronics components are isolated from the work chamber and easily accessible for replacement.

- Low service costs.

EASY-TO-SERVICE

MAXIMIZED SPACE EFFICIENCY

Wall Mount Bracket: Availableonlyfor32L,54Lchambers

Support Stand: Supportstands,fixedheight, available703mm(27.7”)

SupportStand

• “Cleanroom”designwithminimaljointsandcrevicesiseasytoclean.

• Single-piecestainlesssteelchamberwithroundedcorners.

EASY-TO-CLEAN

OPTIONS AND ACCESSORIESFORCEDCONVECTIONLABORATORYOVEN

- Wallbracket(onlyfor32L,54Lchambers)accommodatesdesiredoperating heights.

- Supportstands,fixedheight,available703mm(27.7”).

- Reverseddoorswing.(factoryinstalled)

- Glass viewing port in main door enables easy sample monitoring.

- Additional shelf.

- RS485Interfacefordatamonitoringcapability

- EscoVoyager™ software for the remote monitoring, datalogging, and programming/deviceconfigurationofEscocontrolledenvironmentlaboratoryequipment.

Forced Convection Laboratory Ovens

Volume 32liter(1.13cu.ft) 54liter(1.91cu.ft) 110liter(3.88cu.ft) 170liter(6.00cu.ft) 240liter(8.48cu.ft)

Temperature Range Ambient +50Cto3000C

Temperature Variation Per DIN

12880 Spatial Uniformity

at70°C <=+/-0.70C <=+/-0.80C <=+/-1.00C <=+/-1.50C <=+/-1.30C

at150°C <=+/-1.50C <=+/-1.60C <=+/-2.00C <=+/-4.10C <=+/-4.60C

at250 °C <=+/-3.30C <=+/-2.10C <=+/-3.10C <=+/-6.20C <=+/-8.70C

Temperature Fluctuation

Per DIN 12880 Control

Fluctuation

at70 °C <=+/-0.30C <=+/-0.30C <=+/-0.30C <=+/-0.30C <=+/-0.80C

at150 °C <=+/-0.30C <=+/-0.30C <=+/-0.30C <=+/-0.60C <=+/-0.90C

at250 °C <=+/-0.30C <=+/-0.30C <=+/-0.30C <=+/-1.60C <=+/-2.20C

Heating up time

at70 °C 36minutes 41minutes 45 minutes 44 minutes 60minutes

at150 °C 25minutes 32minutes 59 minutes 52minutes 52minutes

at250 °C 37minutes 40minutes 61minutes 57minutes 91minutes

Recovery time after 30 sec

door opening

at70 °C 6 minutes 6 minutes 12minutes 3minutes 20minutes

at150 °C 7minutes 6 minutes 11minutes 9 minutes 10minutes

at250°C 6 minutes 7minutes 7minutes 8minutes 12minutes

Electrical

(220-240V,AC,50/60Hz,1Ф)

Powerconsumptionat70 °C 97W 38W 121W 162W 194W

Powerconsumptionat150 °C 270W 356W 440W 492W 519W

Powerconsumptionat250°C 519W 701W 1020W 932W 1088W

MaximumPowerConsumption* 1533W 1710W 2252W 2176W 2382W

Noise Level 51dB 49dB 49dB 51dB 52dB

Oven Construction

MainBody Electrogalvanizedsteelwithwhiteoven-bakedepoxy-polyesterpowder-coatedfinish

Chamber Stainlesssteel,grade304

Number of Shelves

Standard 2 2 2 2 2

Maximum 4 5 6 7 9

Load Per Shelf 15kg(33lbs) 15kg(33lbs) 30kg(66lbs) 30kg(66lbs) 30kg(66lbs)

Max. Total Load 30kg(66lbs) 30kg(66lbs) 60kg(132lbs) 60kg(132lbs) 60kg(132lbs)

External Dimensions (W x D x H)550x437x615mm 21.7"x17.2"x24.2"

550x527x695mm 21.7”x20.7”x27.4”

710x587x785mm 28”x23.1”x30.9”

740x800x910mm 29.1”x31.5”x35.8”

800x827x1030mm 31.5”x32.6”x40.6”

Internal Dimensions (W x D x H)400x250x320mm 15.7"x9.8"x12.6"

400x340x400mm 15.7"x13.4"x15.7"

560x400x490mm 22”x15.7”x19.3”

580x500x580mm 22.8”x19.7”x22.8”

645x527x700mm 25.4”x20.8”x27.6”

Net Weight 43kg(95lbs) 52kg(115lbs) 75kg(165lbs) 114kg(251lbs) 138kg(304lbs)

Shipping Weight 55kg(121lbs) 66kg(146lbs) 94kg(207lbs) 136kg(300lbs) 160kg(353lbs)

Shipping Dimensions, Maximum (W x D x H)

620x530x840mm24.4”x20.9”x33.1”

630x620x920mm24.8”x24.4”x36.2”

780x680x1020mm30.7”x26.8”x40.2”

900x900x1100mm35.4”x35.4”x43.3”

900x900x1200mm35.4”x35.4”x47.2”

Shipping Volume, Maximum 0.37m3(13.1cu.ft) 0.49m3(17.3cu.ft) 0.61m3(21.5cu.ft) 0.89m3(31.4cu.ft) 0.97m3(34.3cu.ft)

GENERAL SPECIFICATIONSFORCEDCONVECTIONLABORATORYOVENS

OFA-32-8 OFA-110-8OFA-54-8 OFA-170-8 OFA-240-8

NOTE:•Alltechnicalspecificationsarespecifiedforunitswithstandardequipmentatanambienttemperatureof25°Candavoltagefluctuationof±10%.•ThetemperaturedataaredeterminedinaccordancetoDIN12880standardsasperfactorytypetestcondition.•Escoreservestherighttoaltertechnicalspecificationsatalltimes.

*Inordertocalculatethecurrentatmaximumpowerconsumption,dividemaximumpowerconsumptionbythevoltage.

Standards Compliance

Temperature Safety Electrical Safety

DIN12880Class3.1 UL61010-1,USA;CAN/CSA-22.2,No.61010-1;EN61010-1,Europe;IEC61010-1,Worldwide

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Forced Convection Laboratory Ovens

PTEscoBintanIndonesiaCert.No:651333/E

Esco Micro Pte Ltd Cert.No:651076

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