System |
Forced air convection |
Operating temperature range |
-10°C~+50°C |
Temperature adjustment accuracy |
±0.3°C (refrigerator in continuous operation) / ±1.0°C (refrigerator in cycle operation) |
Temp. distribution accuracy |
±1.0°C (refrigerator in continuous operation at 37°C) |
Max. temp. reaching time |
20~50°C ~20min |
20~50°C ~30min |
Data unavailable |
Minimum temp. reaching time |
20~-10°C ~ 45min |
20~-10°C ~55min |
20~-10°C ~65min |
Data unavailable |
Interior material |
Stainless steel |
Exterior material |
Chrome free electronic galvanized plated steel plate chemical proof baking finish |
Observation window |
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W516 x H416mm (with key) |
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Data unavailbale |
Heat insulation material |
Styrene foam |
Refrigerator |
Air-cooled fully closed compressor 250W |
Air-cooled fully closed compressor 300W |
Refrigerator medium |
R134A |
R404A |
Defrosting mechanism |
Manual ON / Auto OFF, Timer operation, Cycle operation |
Blower fan |
Axial fan |
Heater |
Iron-chrome wire heater: 550W |
Iron-chrome wire heater: 750W |
Sensor |
Platinum resistance temperature detector: Pt100Ω (temp. controller), K-thermocouple (overheat prevention device) |
Cable port (right side) |
I.D.: 32 mm |
I.D.: 50 mm |
I.D.: 32 mm |
I.D.: 32 mm |
Temperature control |
PID control |
Temperature setting |
Digital setting with ▲▼ keys |
Temperature display |
Measured temperature: 4-digit orange LED digital display + VFD fluorescent display |
Timer / timer resolution |
0 min. ~ 999 hrs. 59 min. / 1 min. |
Operation function |
Fixed temperature, auto stop, auto start, program (up to 32 steps, repeat operation) |
Additional functions |
Timer function (accumulated time to 49,999 hrs), calibration off-set function, clock display |
Safety device |
Self diagnostic function (Temp. sensor error, Heater disconnection, SSR short-circuit, Main relay error, Automatic overheat prevention function), Key lock, Over current ELB, Overheat prevention device |
Internal dimensions W x D x H |
600 x 477 x 500 mm |
600 x 477 x 1000 mm |
External dimensions W x D x H |
710 x 645 x 913 mm |
710 x 645 x 1630 mm |
Internal capacity |
143L |
286L |
Shelf plate load |
15kg / pc. |
Shelf rest step number / pitch |
13 steps / 30mm |
23 steps / 30mm |
Power supply (50/60Hz) |
AC115V 9A (with plug) AC220V 5.5A (no plug, round terminal) |
AC115V 10.5A (with plug) AC220V 7.5A (no plug, round terminal) |
AC115V 10.5A (with plug) AC220V 6A (no plug, round terminal) |
AC115V AC220V |
Weight |
~89kg |
~ 120kg |
Shelf / Shelf brackets |
3 pcs. / 6 pcs. stainless steel punched metal |
5 pcs. / 10 pcs. stainless steel punched metal |
Door keys |
--- |
2 keys |
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2 keys |
Optional items |
Stand, additional shelf, cable port (ø30/50mm), recorder, warning light combination (stand-by/operation/error), observation window, external communication function (RS485), temperature output terminal (4-20mA), external alarm output terminal, time up output terminal |