System |
Forced convection |
Operating temperature range |
0~+60°C |
Setting temperature range |
-5~+65°C |
Temperature adjustment accuracy |
±0.2°C (at 37°C during continuous operation), ±0.5°C (at 37°C cycle operation) |
Temperature fluctuation |
±0.3°C (at 37°C during continuous operation), ±1.0°C (at 37°C cycle operation) |
Temp. distribution accuracy |
±0.5°C (at 37°C during continuous operation) |
Temperature gradient |
2.0°C (at 37°C during continuous operation) |
Max. temperature reaching time |
20~60°C 35min. |
Min. temperature reaching time |
20~0°C 50min. |
Cooling Mechanism |
Continuous operation, Cycle operation, Cooling-stop operation |
Interior |
Stainless steel |
Exterior |
Chromate-free electrogalvanized steel plate Baked chemical resistant finish |
Heat insulator |
Styrene foam (non-freon) |
Freezer |
200W Rotary Unit |
Cooling Medium |
R134a 350g |
Operation range of freezer |
Below 40°C |
Defrosting mechanism |
Hot Gas Bypass Method, Manual (random) Defrost / Auto (time) Defrost |
Blower fan |
DC Axial flow fan 4-Step, Equipped with Error Signal when stopped |
Heater |
Iron-chrome wire heater : 750W |
Sensor |
Double sensor: Platinum resistance temperature detector: Pt100Ω (temperature controller), K-thermocouple (overheat prevention device) |
Cable port |
I.D.: 50 mm (right side of main unit) |
Temperature controller |
PID control by microprocesser |
Temperature Display |
Setting Temp. Display : 5-digit orange LED digital display / Actual Temp. Display : 4-digit green LED digital display |
Timer / timer resolution |
0~99hr. 59min. / 1min. |
Operation function |
Fixed temperature, Auto start, Auto stop, Quick auto stop, Program (99 steps, 99 patterns) |
Additional functions |
Timer, Calibration off-set, Electricity & CO₂ Emission Monitor, Voltage Recovery Optional, User Setting saving/readout, Calendar timer (24 hours) |
Safety device |
Self diagnostic function (temp. sensor error, heater disconnection, SSR short-circuit, main relay error, automatic overheat prevention), Key lock, Overcurrent electric leakage breaker, Overheat prevention device, Fan malfunction detector, Cooling high-pressure detector, Inverter malfunction detector |
External dimensions WxDxH |
710 x 645 x 1730 mm |
Internal dimensions WxDxH |
600 x 477 x 1000 (effective 800) mm |
Internal capacity |
286L |
Shelf load capacity |
15 kg/pc. |
Shelf rest step number / pitch |
23 steps / 30mm |
Power supply (50/60 Hz) |
AC115V 8.7A (with plug) AC220V 4.5A (no plug, round terminal) |
Weight |
~135kg |
Included accessories |
Stainless steel punched metal 5 pcs. shelf / 10 pcs. brackets, 2 keys, silicon stopper for cable hole 1 pc |