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Constant Climate Chamber Memmert HPP749 Datasheet: Constant Climate Chambers.pdf

Product Description

Ventilation and Control forced ventilation by fans adaptive, fuzzy-supported microprocessor PIDcontroller, for stepless control of Peltier-heating-/ cooling system - without refrigerant autodiagnostic system with fault indication on temperature and humidity control 2 Pt100 sensors Class A in 4-wire-circuit, mutually monitoring and taking over the performance at the same temperature value digital 7-day-programme-timer with real time clock, precise minute setting integrated timer for tempering profiles of up to 40 ramps, each segment adjustable from 1 min. up to 999 hours digital display (LED) of all set parameters, such as temperature, weekdays, time, humidity and set-up values - language to be chosen in setup digital display of set values / actual value: 0,1°C long-term logging (ring store) of all relevant data, GLP-conforming as data logger - 1024 kB programme stored on power failure parallel printer interface (incl. real-time clock with date function) for printing logging files, suitable all PCL3-compatible ink-jet printers (USB available via converter, see accessories) USB interface including MEMMERT Software "Celsius" for programming and documentation chip card control incl. one MEMoryCard XL with 32 kB (up to 40 ramps) incl. works calibration certificate for +10°C and +37°C at 60% rh Humidifying and dehumidifying system active humidifying and dehumidifying from 10-90% rh with digital display of relative humidity - resolution of display: 0,5%, setting accuracy 1% humidity supply with distilled water from external tank by self-priming pump Humidification by hotsteam generator Dehumidification by cold-trap using Peltier technology Multiple Overtemperature Protection with audible and visual alarm in case of over-/undertemperature, over-/underhumidity and empty water tank independently working, digitally adjustable electronic overtemperature controller TWW, protection class 3.3 additional integral over- and undertemperature protection "ASF" (Auto-Safety-Function) automatically following the set value at a preset tolerance range Textured Stainless Steel Casing w x h x d: 710 x 760 x 620 mm fully insulated stainless steel door with double locking and 4-point adjustment inner glass door rear zinc-plated steel Interior w x h x d: 560 x 480 x 400 mm, 108 l easy-to-clean interior, made of stainless steel, reinforced by deep drawn ribbing, material no. 1.4301 (ASTM 304), hermetically welded 2 perforated stainless steel shelves Heating- and cooling system energy-saving Peltier heating-/cooling system integrated in the rear Temperature Range from +5 °C up to +70 °C temperature variation in time: < +/-0,1 °C (to DIN 12 880) temperature uniformity in chamber at 10°C and 37°C: < +/- 0.4 °C (to DIN 12 880) Voltage / Power Rating 230 V (+/- 10%), 50/60 Hz ca. 350 W (during heating and cooling)