Description
FEATURES
- Temperature range -20°C to -40°C or -40°C to-80°C.
- 4″ color touch screen controller 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.
- Optional CO, backup system & printer.
- 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 international guidelines and dispatched in ready-to-plug-in condition. Quest Scientific testing services are available to assist you in routine maintenance and revalidation.
TECHNICAL SPECIFICATIONS
- Temperature range : -20°C to -40°C or -40°C to -80°C
- Cooling performance : -80°C
- Ambient temperature : 16°C to 32°C
- Controller : 4 inch touch screen, 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.
- External door : Insulated door with lock key
- Shelves : SS-304 shelves
- Cooling type : Direct cooling
- Refrigerant : CFC free mixture gas / 600
- 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 ajar.
- Optional : Temperature chart recorder, CO2 backup system, Storage racks / boxes, Printer
SELECTION GUIDE:
| Model | Inner Dimensions WxDxH | Volume |
|---|---|---|
| QST-DF-128S | 610*455*410 mm | 128 Liters |
| QST-DF-398S | 440×696×1266 mm | 398 Liters |
| QST-DF-550S | 585*696*1266 mm | 550 Liters |
| QST-DF-678S | 750*696*1286 mm. | 678 Liters |
| QST-DF-778S | 865*696*1286 mm | 778 Liters |
| QST-DF-900S | 877*696*1378 mm. | 900 Liters |
| QST-DF-1008S | 1022*696*1378 mm. | 1008 Liters |
