Description
Natural Convection Oven Model: JSON-050 JSR Korea
Oven, Natural (Gravity) Convection, Temperature Range ambient +10 °C to +250 °C, Chamber Volume 50, 100, 150, 250 liters.
General Specifications
| Heating System | Gravity Air Convection |
| Temp. Range | ambient + 10 oC ~ 250 oC |
| Accuracy | ± 0.3 oC at 120 oC (JSON-050) |
| Uniformity | ± 2.0 oC at 120 oC (JSON-050) |
| Controller | JIC-CON 5th Generation Microprocessor PID Controller |
| 3-Zone Temperature Control Algorithm | |
| 3-Point Temperature Calibration | |
| 1-Point Temperature Offset Calibration | |
| Sensor | Class A Pt-100 Ω Sensor |
| Safety | Over-Temperature Cut-Off |
| Over Current Cut-Off | |
| Material | Body – Epoxy Powder Coated Steel |
| Chamber – Stainless Steel 304 | |
| Insulation – 50mm thick woven mineral wool | |
| including stainless steel wire shelf | |
| optional perforated stainless steel shelf | |
| Electrical Data | 220±10% VAC 50/60Hz 1-Phase |
| Plug config. | CEE 7/7 Schuko or BS 1363 |
Features
| Performance |
| • Control Temperature Range from ambient+10 oC to 250 oC
• Natural (Gravity) air convection for drying applications of fine powder and/or glassware • Asymmetrically designed heating system enhances mild and uniform hot air circulation for better temperature uniformity • 50mm thick high thermal efficiency mineral wool with woven aluminum barrier sheet saves energy and less dust
|
| Controller |
| • DIGITAL MICROPROCESSOR PID TEMPERATURE CONTROLLER
Integrated Digital Microprocessor Control System • GRAPHIC LCD DISPLAY Back Light Graphic LCD Display provides user-friendly operating information • UV COATED POLYCARBONATE TOUCH PANEL Equipped with Capacitive LED Lighting Touch Button provides sensitive touching operation and durability • ENCODER TYPE JOG DIAL Push to Start and Stop, Rotary turn to change values provides easy and simple user interface • 0.1 oC CONTROL RESOLUTION • AUTO-START TIMER up to 99 hour 59 min and alarm • AUTO-STOP TIMER up to 99 hour 59 min and alarm • Temperature and Timer Memory Function in frequent use • 3-ZONE PID ALGORITHM • 3-POINT CALIBRATION / 1-POINT OFFSET CALIBRATION • POWER and TIMER RESTORE FUNCTION in case electric power outage • CLASS A PT-100 Ω Sensor • RS-232C PC COMMUNICATION INTERFACE [OPTION]
|
| Construction |
| • Durable epoxy powder coated metallic casing
• Corrosion resistant Stainless Steel 304 chamber • Double layered glass window for easy observation of samples • Ventilation damper
|
| Convenience |
| • Double layered tempered safety glass window for easy observation of samples
• Removable and height adjustable shelf by 25mm spacing • Easy-to-open and air-tight one touch door latch • Opening size adjustable ventilation damper • Door switch cut-off heater and blower to protect user from exposure to hot air
|
| Safety |
| • PT SENSOR SHORT OR DISCONNECTION AUDIO VISUAL ALARM
• DUAL OVER TEMPERATURE CUT-OFF BY CONTROLLER AND INDEPENDENT THERMOSTAT Controller cut-off heater and AUDIO VISUAL ALARMS ALARM HIGH : +10 oC above set temp. ALARM LOW : -10 oC below set temp. Independent analog thermostat cut-off heater above set temperature • DOOR OPEN AUDIO VISUAL ALARM • OVER CURRENT CUT-OFF : Electric Circuit Breaker
|
Model
| Art. No. | JSON-050 |
| Dimension Data | |
| Chamber Volume | 48 Liters |
| Inner Dims. (W x D x H mm) | 400 x 300 x 400 |
| Outer Dims. (W x D x H mm) | 560 x 525 x 710 |
| Window Dims. (W x H mm) | 150 x 290 |
| No. of Shelf Positions | 12 ea |
| No. of Shelf included | 2 ea |
| No. of Ventilation Damper | 1 ea |
| Performance Data | |
| Heating System | Natural (Gravity) Air Convection |
| Temp. Range | Amb. +10 oC ~ +250 oC |
| Accuracy at 120 oC | ±0.3 oC |
| Uniformity at 120 oC | ±2.0 oC |
| Heat up time to 120 oC | 10 min. |
| Electrical Data | |
| Rated voltage | 220 ± 10% VAC |
| Power frequency | 50 / 60Hz |
| Heater Output | 1.2 kW |
| Nominal power | 1.3 kW 5.5 amp |
| Phase | 1 Phase |
| Plug configuration | CEE 7/7 Schuko or BS 1363 |
Ordering Information
| Art. No. | Descriptions | Voltage |
| JSON-050 | Natural Convection Oven, 48 L
including standard accessories 2 ea x Wire Shelf, Stainless Steel 304 8 ea x Shelf Support 1 ea x Instruction Manual 1 ea x Warranty Certificate |
220 VAC 1~ ph 50/60Hz |
Optional Accessories
| Art No. | Perforated Shelf, Stainless Steel 304 |
| PHS-A03 | for JSON-050 W370 x D280 mm |
| PHS-A05 | for JSON-100 W470 x D380 mm |
| PHS-A07 | for JSON-150 W530 x D430 mm |
| PHS-A09 | for JSON-250 W570 x D580 mm |
| Art No. | Wire Shelf, Stainless Steel 304 |
| PHS-B03 | for JSON-050 W370 x D280 mm |
| PHS-B05 | for JSON-100 W470 x D380 mm |
| PHS-B07 | for JSON-150 W530 x D430 mm |
| PHS-B09 | for JSON-250 W570 x D580 mm |
| PHS-A99 | Shelf Support, Set of 4 |
| Art No. | Cabinet Stand with Caster |
| PHC-050 | for JSON-050 |
| PHC-100 | for JSON-100 |
| PHC-150 | for JSON-150 |
| PHC-250 | for JSON-250 |
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