Circulation method |
Forced air circulation |
External temp. range |
5~35°C |
Operating temp. range |
RT+20°C to 210°C |
RT+15°C to 210°C |
Temp. control accuracy*¹ |
±0.5°C (at 210°C) |
Temp. distribution accuracy*¹ |
±2.0°C (at 210°C) |
Temp. gradient*¹ |
6°C (at 210°C) |
8°C (at 210°C) |
8°C (at 210°C) |
10°C (at 210°C) |
Temp. rise time*¹ |
~60 min. |
~70 min. |
~45 min. |
~60 min. |
Chamber / Exterior / Insulation |
Stainless steel / Chrome-free electro-galvanized steel plate, chemical-proof baked-on finish / Glass wool |
Door |
Single swing (left side) |
Double doors (from center) |
Heater / insulating material |
Stainless pipe heater / Glass wool |
1.1kW |
1.2kW |
1.2kW x 2 |
1.5kW x 2 |
Fan Type |
Scirocco fan, Capacitor motor |
Fan Motor |
10W |
30W |
30Wx2 |
Cable hole (right side) |
33mm I.D. 1pc. |
Exhaust port |
33mm I.D. 2pcs. (top) |
33mm I.D. 2pcs. (rear) |
Observation window |
Optional |
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Temp. controller |
PID Z control by microprocessor |
Temp. setting method |
Digital setting by ▲/▼ key |
Temp. / Info display |
Green 4 digit LED digital display (top screen) and orange 5 digit LED digital display (bottom screen) (1°C resolution) |
Timer |
1 min. and 99 Hrs. 59 mins: duration operation, 24 hour setting: time operation |
Operation function |
Fixed temperature, Program operation (max.99 steps, up to 99 patterns repeat operationing function), Duration/time select timer operation function (fixed temperature operation, auto-start, auto-stop, quick auto stop, program operation auto start) |
Additional functions |
Power on and Integration time function (up to 65,535 hours), Calibration offset, Time display, Display of power consumption, CO2 discharge and heater operation, Power failure return mode, User configuration information |
Heater circuit control |
Triac zero-cross control |
Sensor |
K-thermocouple double sensor (for temperature control and independent overheat prevention device) |
Safety device |
Self diagnostic functions (temp. sensor abnormal, Heater disconnection, SSR- short, Main relay abnormal, Automatic overheating prevention), Key lock function, Independent overheat prevention, Electric leakage breaker with over current protection |
Earth leakage breaker |
Leak Current/Short Circuit/Over-current Protection, Rated Current Sensitivity 30mA |
Independent overheat prevention |
Set temperature range: 0~250°C |
Internal dimensions*² W×D×H |
450×450×450 mm |
600×500×500 mm |
600×500×1000 |
1090×500×1000 |
External dimensions*² W×D×H |
580×646×860 mm |
730×696×910 mm |
730×695×1660 |
1220 ×695×1660 |
Internal capacity |
90L |
150L |
300L |
540L |
Shelf plate with standard load |
~15kg/pcs. |
Shelf rest step number / Shelf rest pitch |
11 steps / 30mm |
13 steps / 30mm |
29 steps / 30mm |
29 steps / 30mm x 2 |
Power source 50/60Hz |
AC115V 10A (with plug) AC220V 5.5A (no plug, round terminal) |
AC115V 11A (with plug) AC220V 6A (no plug, round terminal) |
AC220V 11.5A (no plug, round terminal) |
AC220V 14A (no plug, round terminal) |
Weight |
~63kg |
~77kg |
~92kg |
~185kg |
Shelf plate |
Stainless steel, 1pc on the bottom screwed |
Shelf plate / bracket |
2 pcs. / 4 pcs. |
4 pcs. / 8 pcs. |
8 pcs. / 16 pcs. |