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Yamato DNE-911 Programmable Forced Convection Oven 540L, 220V
Product Description
The Yamato DNE-911 is a programmable forced convection oven designed for high precision temperature control with environmentally friendly, energy-saving features.
- Capacity: 540 liters
- Voltage: 220V, 14A, 50/60Hz
- Temperature Range: Room temperature +15°C to 210°C
- Temperature Control Accuracy: ±0.5°C at 210°C
- Temperature Distribution Accuracy: ±2.0°C at 210°C
- Temperature Gradient: 10°C at 210°C
- Temperature Rise Time: Approximately 60 minutes
- Controller: PID Z control via microprocessor with digital setting (▲/▼ keys)
- Display: Dual LED digital displays (green 4-digit for temperature, orange 5-digit for additional info)
- Operation Modes: Fixed temperature, program operation with up to 99 steps and 99 repeatable patterns, duration/time select timer operations, auto-start/stop, quick auto-stop
- Heating: Two heaters at 1.5 kW each controlled by triac zero-cross
- Circulation: Forced air circulation with Scirocco fan and 30W x2 capacitor motor
- Chamber Construction: Stainless steel interior; chrome-free electro-galvanized steel exterior with chemical-proof baked-on finish; glass wool insulation
- Door: Double doors opening from center
- Shelving: 1 stainless steel shelf screwed to bottom plus 8 shelf plates and 16 brackets; shelf load capacity approximately 15 kg per shelf; 29 shelf steps with 30 mm pitch x2
- Safety Features: Independent overheat prevention device with range 0–250°C, overcurrent circuit breaker, electric leakage breaker with 30mA sensitivity, key lock, and multiple self-diagnostic functions for sensors, heater disconnection, SSR shorts, and relays
- Additional Functions: Calibration offset, power failure recovery mode, user setting save/access, power consumption and CO2 discharge display, power on/integration timer up to 65,535 hours
- Dimensions: Internal 1090×500×1000 mm (W×D×H); External 1220×695×1660 mm (W×D×H)
- Weight: Approximately 185 kg
- Ports: Two 33 mm I.D. exhaust ports at rear, cable hole on right side
- Optional: Observation window available
This oven is optimized for energy efficiency, reducing power consumption by approximately 40% compared to previous models, and shortens maximum temperature ramp-up time by 15 minutes under no-load conditions.
Item Stats
Product details
| Circulation Method | Forced air circulation |
| External Temp. Range | 5~35°C |
| Operating Temp. Range | 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 | 10°C (at 210°C) |
| Temp. Rise Time*¹ | ~60 min. |
| Chamber / Exterior / Insulation | Stainless steel / Chrome-free electro-galvanized steel plate, chemical-proof baked-on finish / Glass wool |
| Door | Double doors (from center) |
| Fan Type | Scirocco fan, Capacitor motor |
| Fan Motor | 30Wx2 |
| Exhaust Port | 33mm I.D. 2pcs. (rear) |
| Observation Window | Optional |
| 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 operationfunction (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 andheater 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 | 1090×500×1000mm |
| External Dimensions*² W×D×H | 1220 ×695×1660mm |
| Internal Capacity | 540L |
| Shelf Plate With Standard Load | ~15kg/pcs. |
| Shelf Rest Step Number / Shelf Rest Pitch | 29 steps / 30mm x 2 |
| Power Source 50/60Hz | AC220V 14A |
| Weight | ~185kg |
| Shelf Plate | Stainless steel, 1pc on the bottom screwed |
| Shelf Plate / Bracket | 8 pcs. / 16 pcs. |
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