Description
FEATURES
- Temperature range-10°C to -20°C.
- LCD display.
- USB data storage facility-Optional.
- Stainless steel inner construction-SS-304 with rust-proof.
- Inner and outer doors.
- Energy efficient refrigeration system.
- 72 hours battery backup for display.
- Caster wheels with brake.
- Low Noise design: use high quality compressor and mute pump.
- Convenience function: Parameters memory function, temperature correction.
- Fuzzy PID temperature control system: control temperature stability accurately and fast.
DOCUMENTATION
- Working Manual.
- IQ/OQ/PQ Certificate.
- ISO Certificate.
- CE Certificate
QUALITY ASSURANCE
Each unit is factory tested to meet inter- national guidelines and dispatched in ready- to-plug-in condition. Quest Scientific testing services are available to assist you in routine maintenance and revalidation.
TECHNICAL SPECIFICATION
- Temperature range : -10°C to -20°C
- Cooling performance : -20°C
- Ambient temperature : 16°C to 32°C
- Controller : LCD Display, Password protection, Intuitive display
- Display accuracy : 0.1°C
- Data storage : USB data storage facility-Optional
- Sensor : PT100
- Internal chamber : 304 stainless steel, Optional-SS-316
- External cabinet : Steel sheets with high quality spray
- Insulation thickness : 130 mm
- Insulation : VIP Plus vacuum insulation panel
- Gasket : Silicone rubber
- Doors : Inner and outer doors with insulated lock.
- External door : Insulated door with lock key
- Shelves : SS-304 shelves
- Cooling type : Direct cooling
- Mounting : Caster wheels w/ brake
- Power supply : 220 Volts 50Hz
- Safety : 72 hrs battery backup for controller display, Machine startup delay, Power off protection.
- Alarm : Main board communication error, High ambient temperature, High/low temperature, Sensor broken, Power failure, Low battery, Door alarm.
- Optional : Temperature chart recorder, Storage racks / boxes, Printer.
STANDARD SIZES / DIMENSIONS:
| Model | Inner Dimensions WxDxH | Volume |
|---|---|---|
| QST-DF-120S | 450*450*600 mm | 120 Liters |
| QST-DF-250S | 600×450×900 mm | 250 Liters |
| QST-DF-320S | 600*600*900 mm | 320 Liters |
| QST-DF-500S | 600*700*1200 mm. | 500 Liters |
| QST-DF-600S | 600*800*1250 mm | 600 Liters |
| QST-DF-800S | 800*800*1250 mm. | 800 Liters |
