Naturalconvectionovensofstandardtype.實用性很高的自然對流干燥箱，可編程運行,上限溫度260℃。

Anaturalconvection,programmable constanttemperatureovenincorporatingprogrammableoperation functions and awide rangeofother function,andboasting enhanced safetyfeaturesandoperability.

• Fixedsetting,programmed,QuickAutostop, Auto stop, and Auto startoperating modesarepossible,alongwith easy controlcapabilities.
• Settings canbemadedigitallyusingthe dedicated operation menu keys orthekeys.Incorporatesa30-step, 3-pattern programcontrollerwithrepeatfunctions.
• Over-heatingpreventionandcalibration offsetting arepossiblethroughtheauxiliaryfunctions.
• Comprehensivesafetyfeatures.
• 功能充實并且操作簡單，采用VS4型控制器，能快速編程設定
  可進行6套30步或15步*2或10步*3編程運行
• 獨立過升防止器/溫度修正/控制鍵鎖定等安全功能充實可任意選擇程控、迅速自動停止、自動停止、自動開始等進行運行

JAPAN CHINA	DVS402 DVS412C	DVS602 DVS612C
Performance
Circulation method	Natural convection
Operatingtemperature range	Roomtemp.+5 to 260°C
Temp.control accuracy Temp. distribution accuracy	±1.0°C(at 260°C) ±5.0°C(at 260°C)
Max.temp.reaching time	Approx. 90 min.
Components
Interiormaterial Exterior material	Type304 Stainless steel Cold rolled steel plate with melamine resin baking finish
Heatinsulating material	Glasswool
Heater	Stainless pipe heater
	1.2KW	1.36KW
Exhaustport/Cable hole	30mml.D.×2 pcs.(the top) /30 mm l.D.×1 pc.(right side)
Observation window	250×280 mm
Controller
Temp.controller	3patterns program controller, PIDcontrolbymicroprocessor
Temp.setting method	Operation menu key and Digital setting by key
Tempdisplay method	Measurement temp. : Digital display by green LED Setting temp. : Digital display by red LED
Timer	1min.to 99 Hrs. 59 min. and 100 Hrs. to 999 Hrs. 50 min.
Min.division	1min.or 1 Hrs.
Operationfunction Program mode	Fixedtemperature operation, Program operation,Autostart,Autostop,Quick Auto-stop, Program operation : 6 pattern, 30 steps(30steps×1,15steps×2,10steps×3)
Additionalfunctions	Calibration off-set function, Key lock,Uninterruptiblepowerformemory, Pattern repeat function
Heatercircuit control	SSRcontrol
Sensor	K-thermocouple
SafeDevice
Safetycountermeasures	Selfdiagnosis functions (temp.sensorabnormal,Heaterdisconnection,SSR- short, Memoryabnormal,Automaticoverheatingprevention),Overheat prevention,Electricleakagebreaker with overcurrentprotection
Standard
Internaldimensions (W×D×Hmm) External dimensions(W×D×Hmm) Internal capacity	450×490×450 560×601×820 99 liters	600×540×500 710×651×870 162 liters
Shelfplatewith standard load	Approx. 15kg/piece
Shelfreststep number	9 steps	12 steps
Shelfrestpitch	30mm
Powersource 50/60Hz	100V/220V single phase, 13A/5.9A	100V/220V single phase, 14.5A/6.6A
weight	Approx.48kg	Approx.63kg
Accessories
Shelfplate	Stainless steel, 2 pcs.
Shelfbracket	4pcs.
OptionalAccessories
Stand/Fittingforstacking / Additional shelf plate /Cablehole(25/50mm)/Temp.output terminal / Time up out-put terminal etc.

• The performance shownhereisthevalueunder the condition of the ambienttemperatureof23°C±5°C,humidity of65%RH±20%.
• The projectionisnotincludedforInternal dimensions andExternaldimensions.