Memmert TTC256 恒温恒湿箱 (256升)

Temperature range     without humidity from -42°C up to +190°C
Temperature distribution (spatial)     +/- 0.5 up to 2K
Temperature     2 Pt100 sensors Class A in 4-wire-circuit, mutually monitoring and taking over the performance at the same temperature value
Display     resolution of display for setpoint values 0.1°C up to 99.9°C, 0.5°C from 100°C and for actual values 0.1°C (LED)
Dehumidification     2 x 10 l tanks as condensate collector
Control technology
Controller     Electronic microprocessor temperature controller with auto-diagnostic system
Controller     digital display of all set parameters, such as temperature, weekdays, time, fan speed, air flap position, programme status and set-up values - language to be chosen via set-up
Timer     integrated timer for tempering profiles of up to 40 ramps each, each segment adjustable from 1 min. to 999 hrs.
Calibration     three freely selectable temperature values
Fan     high-performance air fan in working chamber
Fan control     depending on operation status automatic adaption of fan speed resp. manual adjustment from 10 to 100 %
Interface USB     USB-interface incl. Memmert software "Celsius" for programming and documentation
Interface Printer     parallel printer interface (incl. real time clock with date function) for all PCL3-compatible ink jet printers for GLP-conforming documentation
Documentation     integrated ring memory as data logger for GLP-conforming long-term documentation of all relevant parameters - 1024 kB
Documentation     programme stored in case of power failure
Programming     chip-card control incl. 1 MEMoryCard XL with 32 kB storage capacity (max. 40 ramps)
Temperature control     mechanical temperature limiter TB, protection class 1 according to DIN 12880 to switch off the heating approx. 10°C above nominal temperature
Temperature control     over- and undertemperature monitor TWW, protection class 3.3 or adjustable temperature limiter TWB, protection class 2, adjustable at controller
AutoSAFETY     additionally integrated over- and undertemperature protection "ASF", automatically following the setpoint value at a preset tolerance range, alarm in case of over- or undertemperature, heating is switched off in case of overtemperature, compressor in case of undertemperature
Autodiagnostic system     integral fault diagnostics for temperature control
Alarm     with visual and acoustic alarm in case of over-/under temperature and open door
Heating concept
Ring heater     high-performance ring heaters with optimised air circulation
Door     door heating to avoid condensation
Cooling     twin compressor; chlorine-free refrigerant R404A
Standard equipment
Internals     1 stainless steel grid(s), electropolished
Works calibration certificate     standard values +10 °C and +37 °C, 60 % rh at +30 °C
Door     fully insulated stainless steel door with double-locking and 4-point adjustment, heated
Interior     easy-to-clean stainless steel interior, materil 1.4301 (ASTM 304), hermetically welded
Stainless steel interior
Volume     256 l
Dimensions W x H x D in mm     w(A) x h(B) x d(C): 640 x 670 x 597 mm
Max. number of internals     6
Max. loading per internal     25 kg
Textured stainless steel casing
Installation     on lockable castors
Dimensions     w(D) x h(E) x d(F): 898 x 1730 x 1100 mm
Housing     rear zinc-plated steel
Electrical data
Electrical load     400 V, 3 phases, 50/60 Hz / approx. 7000 W
Packing/shipping data/Setting Up
Set Up     The distance between the test chamber and the walls/ceiling must be at least 25 cm.
Transport information     The appliances must be transported upright
Customs tariff number     8419 8998
Country of origin     Federal Republic of Germany
WEEE-Reg.-No.     DE 66812464
Dimensions approx incl. carton     B x H x T: 1020 x 1910 x 1310 mm
Net weight     approx. 337 kg
Gross weight carton     approx. 463 kg

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