| System |
Forced air circulation and ventilation |
| Operating temp. range*¹ |
Room temp. +15~260°C |
Room temp. +15~360°C |
| Temp. adjustment accuracy*¹ |
± 0.1°C (at 260°C) |
± 0.2°C (at 360°C) |
| Temp. distribution accuracy*¹ |
± 1.5°C (at 260°C) |
± 2.5°C (at 360°C) |
| Max. temp. reaching time*¹ |
~40 min. (reaches 260°C when setting at 270°C) |
~50 min. (reaches 360°C when setting at 370°C) |
| Temp. control system |
PlD Z control |
| Temp. setting method |
Digital setting by ▲/▼ key |
| Temp. display method |
Setting temp. display: Digital display by 5-digit orange LED (resolution: 1°C) Temp. display: Digital display by 4-digit green LED (resolution: 1°C) |
| Other indication |
LED indicates temperature patterns for heating/stabilizing/cooling |
| Timer display range |
Fixed value operation for 1 min. to 99 hrs. 59 mins. 24 hr time system: clock operation |
| Operation functions |
Fixed temperature, Auto start, Auto stop, Program operation: up to 99 steps, 99 patterns, repeat operation function |
| Additional functions |
Variable air flow function, power on time and timer accumulation monitor (up to 65535 hrs), calibration offset, power consumption display, total CO₂ emissions and heat operation output, power failure recovery mode, setting data backup and recovery |
| Sensor |
K thermocouple (double sensor) |
| Heater insulator |
SUS pipe heater with fan |
| Heater capacity |
2.1 kW |
3.0 kW |
2.7 kW |
3.75 kW |
| Blower fan (motor) |
Axial fan (capacitor type motor 20W) |
| Cable port |
I.D. 33 mm x 1 pc. (rear) |
| Interior / exterior material |
Stainless steel/ Chrome-free electro-galvanized steel sheet metal, chemical-proof baked on finish |
| Door |
Single swing (left side) |
| Exhaust port |
Automatic exhaust damper I.D. 80 mm (rear panel) |
| Heat insulator |
Glass wool |
| Heater circuit control |
Triac with zero-crossing method |
| Earth leakage breaker |
15A |
20A |
20A |
30A |
| Leak current/short circuit / Over-current protection, rated current sensitivity 30mA |
| Safety device |
Self-diagnostic functions (temp. sensor error, TRIAC short circuit, heater disconnection, SSR short-circuit, fan motor failure, main relay contact damage and overheating), key lock function, door switch (door open, fan motor and heater circuit OFF / door close: fan motor and heater circuit ON), independent overheat prevention (temp. setting range: 0~300°C for DF and 0~400°C for DH) |
| Internal dimensions*² W×D×H |
450×450×450 mm |
600×600×600 mm |
450×450×450 mm |
600x600x600 mm |
| External dimensions*² W×D×H |
1050×630×850 mm |
1200×780×1000 mm |
1050×630×850 mm |
1200×780×1000 mm |
| Internal capacity |
91L |
216L |
91L |
216L |
| Shelf max. load |
~30kg / pc. |
| Shelf support qty. / pitch |
9 steps / 45mm |
9 steps / 60mm |
9 steps / 45mm |
9 steps / 60mm |
| Power source 50/60 Hz single phase |
AC220V 12.5A (no plug, round terminal) |
AC220V 17.5A (no plug, round terminal) |
AC220V 15.5A (no plug, round terminal) |
AC220V 17.5A (no plug, round terminal) |
| Weight |
~112 kg |
~156 kg |
~112 kg |
~156 kg |
| Shelf / bracket |
2 pcs / 4 pcs |
3 pcs / 6 pcs |
2 pcs / 4 pcs |
3 pcs / 6 pcs |
