Operating temp. range |
100~1150°C |
Temp. control accuracy |
±1.0°C (at 1150°C) |
Temp. fluctuation |
±1.0°C (at 1150°C) |
Temp. distribution accuracy |
±4.0°C (at 1150°C) |
Temp. gradient |
14°C (at 1150°C) |
Max. temp. reaching time |
~90 min. |
~90 min. |
~90 min. |
~80 min. |
Exterior material |
Cold rolled steel plate with baked-on melamine resin finish |
Interior material |
Ceramic fiber |
Sensor |
R-thermocouple |
Heater |
Iron-chrome wire |
1.1kW |
2.4kW |
2.4kW |
3.25kW |
Exhaust port |
ø20mm (top) |
Cooling fan |
19/16W (50/60Hz) |
Temp. controller |
PID control by microprocessor |
Temp. and timer setting |
Digital setting by ▲/▼ keys |
Temp. display |
Setting temperature: Orange 5-digit LED digital display (resolution: 1°C) Temperature display: Green 4-digit LED digital display (resolution: 1°C) |
Timer |
1 min. to 99 Hrs. 59 min., timer resolution 1 min. or 1 hr. |
Operation function |
Fixed temperature, Quick auto stop, Auto start, Auto stop, Program (maximum 99 steps, 99 patterns, repeat operation) |
Additional functions |
Power on / operation time accumulation (up to 65535 hr.), calendar (timer 24 hr.), clock (24 hr. display), calibration off-set, display of power consumption, CO₂ emissions and heater operation, power failure recovery options, user setting storage and recall |
Heater circuit control |
Triac with zero cross control |
Safety device |
Self diagnostic functions (sensor error , heater disconnection, triac short circuit, main relay failure disconnection, automatic overheat prevention), Key lock function, Independent overheat prevention, Electric leakage breaker |
Internal dimensions WxDxH |
100 x 150 x 100 mm |
200 x 250 x 150 mm |
200 x 250 x 150 mm |
300 x 250 x 150 mm |
External dimensions WxDxH |
376 x 404 x 515 mm |
446 x 504 x 565 mm |
446 x 504 x 565 mm |
506 x 504 x 625 mm |
Internal capacity |
1.5L |
7.5L |
7.5L |
11.3L |
Power source (50/60Hz) |
AC115V 10A (with plug) |
AC115V 21.5A (no plug, round terminal) |
AC220V 13A (no plug, round terminal) |
AC220V 18A (no plug, round terminal) |
Weight |
~29kg |
~43kg |
~43kg |
~51kg |
Accessories |
Exhaust port cap, fuse, furnace floor plate |