Yamato DF-412 220V Programmable Forced Convection Fine Oven, 3.21 Cubic Ft.

System: Forced air circulation and ventilation

Operating Temp. Range*¹: Room temp. +15~260°C

Temp. Adjustment Accuracy*¹: ± 0.1°C (at 260°C)

Temp. Distribution Accuracy*¹: ± 1.5°C (at 260°C)

Max. Temp. Reaching Time*¹: ~40 min. (reaches 260°C when setting at 270°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

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 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)

Internal Dimensions*² WxDxH: 450x450x450 mm

External Dimensions*² WxDxH: 1050x630x850 mm

Internal Capacity: 91L

Shelf Max. Load: ~30kg / pc.

Shelf Support Qty. / Pitch: 9 steps / 45mm

Power Source 50/60 Hz Single Phase: AC220V 12.5A (no plug, round terminal)

Weight: ~112 kg

Shelf / Bracket: 2 pcs / 4 pcs

*¹ Performance data above based on rated source voltage, single phase 220V AC ±5%, supplied power, 23°C±5°C (room temperature), 65%RH ±20% humidity, 86kPa atomospheric pressure, exhaust damper closed, and no sample load.

*² Protrusions excluded.

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