UN450

Precise drying, heating, ageing, burn-in and hardening in research, science, industry and quality assurance.

 

Temperature

Working temperature rangeat least 5 (UN/UNplus/UNm/UNmplus) or 10 (UF/UFplus/UFm/UFmplus) above ambient temperature to +300 °C
Setting accuracy temperatureup to 99.9 °C: 0.1 / from 100 °C: 0.5
Setting temperature range+20 to +300°C
Temperature sensor1 Pt100 sensor DIN class A in 4-wire-circuit

Control technology

ControlCOCKPITSingleDISPLAY. Adaptive multifunctional digital PID-microprocessor controller with high-definition TFT-colour display
TimerDigital backwards counter with target time setting, adjustable from 1 minute to 99 days
Function SetpointWAITthe process time does not start until the set temperature is reached
Calibrationthree freely selectable temperature values
adjustable parameterstemperature (Celsius or Fahrenheit), air flap position, programme time, time zones, summertime/wintertime

Ventilation

Convectionnatural convection
Fresh airAdmixture of pre-heated fresh air by electronically adjustable air flap
Ventvent connection with restrictor flap

Communication

Documentationprogramme stored in case of power failure
ProgrammingAtmoCONTROL software for reading out, managing and organising the data logger via Ethernet interface (temporary trial version can be downloaded). USB stick with AtmoCONTROL software available as accessory (on demand).

Safety

Temperature controladjustable electronic overtemperature monitor and mechanical temperature limiter TB, protection class 1 according to DIN 12880 to switch off the heating approx. 20°C above nominal temperature
Autodiagnostic systemfor fault analysis

Standard equipment

Works calibration certificateCalibration at +160°C
Doorfully insulated stainless steel doors with 2-point locking (compression door lock)
Internals2 stainless steel grid(s), electropolished

Stainless steel interior

Interioreasy-to-clean interior,made of stainless steel, reinforced by deep drawn ribbing with integrated and protected large-area heating on four sides
Volume449 l
Dimensionsw(A) x h(B) x d(C): 1040 x 720 x 600 mm
Max. number of internals8
Max. loading of chamber300 kg
Max. loading per internal30 kg

Textured stainless steel casing

Dimensionsw(D) x h(E) x d(F): 1224 x 1247 x 784 mm (d +56mm door handle)
Installationon lockable castors
Housingrear zinc-plated steel

Electrical data

Voltage Electrical load400 V and 3x 230 V w/o neutral, 50/60 Hz approx. 5800 W

Ambient conditions

Set UpThe distance between the wall and the rear of the appliance must be at least 15 cm. The clearance from the ceiling must not be less than 20 cm and the side clearance from walls or nearby appliances must not be less than 5 cm.
Altitude of installationmax. 2,000 m above sea level
Ambient temperature+5 °C to +40 °C
Humidity rhmax. 80 %, non-condensing
Overvoltage categoryII
Pollution degree2

Packing/shipping data

Transport informationThe appliances must be transported upright
Customs tariff number8419 8998
Country of originFederal Republic of Germany
WEEE-Reg.-No.DE 66812464
Dimensions approx incl. cartonw x h x d: 1330 x 1440 x 1050 mm
Net weightapprox. 161 kg
Gross weight cartonapprox. 227 kg

Standard units are safety-approved and bear the test marks