Specifications
– Volume: 256 liters
– Interior dimensions: width 640 x height 670 x depth 597 mm
– Exterior dimensions: width 898 x height 1730 x depth 1100 mm
– Stainless steel interior
– Textured stainless steel casing
– Door: fully insulated stainless steel door with double-locking and 4-point adjustment, heated
– Maximum number of grids: 6
– Max. loading per grids: 25 kg
– Max. loading of chamber: 100 kg
– Lockable castors for ease of transport
– Stainless steel grid: 1 pc
– Entry port right, 80 mm, with stopper
– High-performance air fan, speed adjustable in 10 % steps with monitoring function of fan speed and automatic speed adjustment
– Works calibration certificate (measuring point chamber cen tre): -20ºC and 160ºC
– Electronic microprocessor temperature controller with Pt100 and auto-diagnostic system
– Temperature sensors Pt100 Class A in 4-wire circuit for uninterrupted operation on failure of one Pt100 with warning indication
– Temperature range control: -42 to 190ºC
– Setting accuracy: -42 to 99.9ºC: 0.1ºC, 100 to 190ºC: 0.5ºC
– Temperature change rate in heating operation (acc. to IEC 60068-3-5) -40°C to +180°C measured at an ambient temperature of 22°C: 10 K/min
– Temperature change rate in cooling operation (acc. to IEC 60068-3-5) 180°C to -40°C measured at an ambient temperature of 22°C: 3 K/min
– Temperature changes over time according to DIN 12880:2007-05 (depending on set point of minimum temperature to 150ºC and humidity> 20%): ± 0.2 … 0.5 K
– Chamber uniformity (depending on set point): ± 0.5 … 2 K
– Control technology: maximum installation time of 40 ramps (each ramp has installation time from 1 minute to 999 hours) programmed via controller or via MEMoryCard XL card; Programming via computer with unlimited number of ramps.
– Real-time/weekly programmer with group function (e.g. Monday – Friday)
– Calibration (no separate PC required), Temperature: 3-point calibration on controller
– Setting of language for dialogue and display DE / EN / ES / FR / I T
– Microprocessor temperature monitor acting as overtemperature protection (protection class 3.3), with Pt100 incorporating fault diagnostics with visual and acoustic alarm
– Temperature monitoring band automatically linked to the setpoint (ASF)
– Monitor relay for reliable heating cut-off in case of fault
– Mechanical temperature limiter (TB)
– Internal log memory1024 kB as ring memory for all setpoints, actual values, errors, settings with real-time and date; capacity approx. 6 months at 1 min. intervals.
– “Celsius” software for control and documentation of temperature
– Refrigeration: High-performance twin compressors (refrigerant R449A) with adjustable speed condenser fan and electronically controlled refrigerant injection.
– Halogen interior lighting 2 x 25 W
– Acoustic and optical alarm: Door-open
– Acoustic and optical alarm: Over- and undertemperature
– Housing: rear zinc-plated steel
– Electrical load: 400 V, 3 phase, 50/60 Hz, 7000 W
– Ambient temperature: 16 – 28ºC
– Humidity: max. 70% rh, non-condensing
Included:
+ Stainless steel grid, 1 pc
+ Works calibration certificate (measuring point chamber centre): -20ºC and 160ºC
+ Celsius software
+ MEMoryCard XL
