-86 °C Ultra Low Temperature Upright Freezer LUF-T2014

Introduction

-86 °C Ultra is an upright type freezer comes with 858 to -86˚C and -86˚C cooling performance. Features with microprocessor controlled system with interior 7 inches friendly refrigerant Mixture gas, Built-in high-precision microcomputer temperature control system and platinum resistor temperature sensors. It offers high or low temperature alarm, Door open alarm and Keyboard lock, password protection function to prevent arbitrary adjustment of operating parameters. This laboratory freezers is designed to meet the rigorous requirements of modern laboratory operations, ensuring high precision, reliability, and ease of use for various experimental applications.

Applications

Upright Freezers is used in scientific research, cryogenic test on special materials, blood plasma cryopreservation, low temperature resistance test on biological materials, vaccines, biological products and military products, etc. and Suitable for use in research institutions, the electronic industry, the chemical industry, hospitals, the health & disease prevention system, laboratories in colleges & universities, military enterprises, etc.

Specifications

Cabinet type	Upright
Capacity	858 L
Temperature range	-40 to -86˚C
Ambient temperature	16 to 32˚C
Cooling performance	-86˚C
Refrigerant	Mixture gas
Defrost Mode	Manual
Cooling method	Direct cooling
Controller	Microprocessor
Display	Touch screen
Climate class	N
Insulation thickness	130 mm
Compressor	2 pcs
Alarm system	High and low temperature, high ambient temperature
External material	High quality steel plates with spraying
Inner material	Galvanized steel sheet
Shelves	3 (stainless steel)
Door look with key	Yes
External Lock	Yes
Access Port	3 pcs. Φ 25 mm
Casters	4 +(2 leveling feet)
Data Logging / Interval/ Recording Time	/Record every 1 minute / 365 days
Electrical	Power failure, Low battery
System	Sensor error, Built-in data logger failure ,Main board communication error , System failure, Condenser cooling failure ,Door ajar, Samples out of date
Backup Battery	Yes
Rated power	1900 W
Input power	2380 W
Rated current	10.86 A
Power consumption	16.5 KWh/24h
Power supply	230 ±10% V /50 Hz
Internal dimension	877 × 696 × 1378 mm
External dimension	1217 × 1025 × 2005 mm
Package size	1330 × 1155 × 2176 mm
Net weight	390 kg
Gross weight	431 kg

Features

Adopts 7 inches touch screen display control system

Inventory racks/boxes for cryopreservation are optional

Designed with high-precision microcomputer temperature control system and platinum resistor temperature sensors ensure more precise temperature control

Temperature ranges from -40 to -86˚C

fan are powerful, energy-saving and highly efficient

Six sides of the cabinet are made from high-performance vacuum insulation material, improving thermal insulation performance to a large extent

The rotating handle facilitates door opening

Universal wheels easy for movement and fixation

Two-layer heat insulating foamed door with airbag-typed outer seal and the insulation

Forced air circulation system

Highly effective condenser and expansive evaporator to provide quick freezing

Upright type, Exterior and inside body all made from stainless steel

Design with safety door lock, ensure sample storage is more secure

The perfect audible & visual alarm system high/low temperature, sensor failure, door open, and power failure etc

FAQs

1. What are the key factors to consider when selecting this laboratory freezers for laboratory use?

When selecting this laboratory freezers, key factors include: 1) The instrument's precision and accuracy to meet experimental requirements; 2) Compatibility with the types of samples and applications you will be working with; 3) Ease of use and maintenance requirements; 4) Safety features to protect operators and samples; 5) Calibration and certification requirements; 6) Cost-effectiveness and long-term reliability; 7) Technical support and service availability from the supplier. Evaluating these factors ensures that the instrument meets your laboratory's specific needs.

2. How often should this laboratory freezers be calibrated to ensure accurate results?

It is recommended to calibrate this laboratory freezers at least once every 6-12 months under normal usage conditions. More frequent calibration (every 3-6 months) may be necessary if: 1) The instrument is used continuously for extended periods; 2) It is exposed to harsh environmental conditions (temperature fluctuations, humidity, dust); 3) It is used for critical applications requiring high precision; 4) The instrument has been moved or subjected to physical shock; 5) Calibration checks indicate significant deviations from standard values. Always follow the manufacturer's calibration guidelines.

3. What are the common maintenance procedures required for this laboratory freezers?

Common maintenance procedures include: 1) Regular cleaning of the instrument's exterior and sample contact surfaces to prevent contamination and ensure proper operation; 2) Inspection of moving parts (if applicable) for wear and lubrication as recommended by the manufacturer; 3) Replacement of consumable parts (filters, bulbs, reagents) according to usage guidelines; 4) Verification of performance parameters (temperature, pressure, voltage) regularly; 5) Storage of the instrument in a clean, dry environment when not in use; 6) Keeping a maintenance log to track service activities and identify potential issues early; 7) Following the manufacturer's specific maintenance schedule for optimal performance and longevity.

4. Can this laboratory freezers be used with different types of samples, and are there any compatibility considerations?

Yes, this laboratory freezers can be used with a variety of sample types, but compatibility considerations are important: 1) Check if the instrument's materials are compatible with the chemical composition of your samples (avoid corrosive or reactive substances that may damage the instrument); 2) Ensure that the sample volume and concentration are within the instrument's recommended range; 3) For biological samples, consider sterility requirements and potential cross-contamination risks; 4) For volatile or hazardous samples, ensure proper ventilation and safety precautions are in place; 5) Consult the manufacturer's documentation for specific sample compatibility guidelines, and perform compatibility tests with new sample types before regular use.

5. What should be done if the laboratory freezers malfunctions or produces inconsistent results?

If malfunctions or inconsistent results occur: 1) First, check the instrument's user manual for troubleshooting guidelines specific to the issue; 2) Verify that the instrument is properly calibrated and within its calibration period; 3) Inspect for obvious issues such as loose connections, damaged parts, or incorrect settings; 4) Clean the instrument thoroughly to remove any contamination that may affect results; 5) Repeat the experiment with a known standard sample to determine if the issue is with the instrument or the sample; 6) If the problem persists, discontinue use of the instrument to prevent further damage or inaccurate results; 7) Contact technical support or a qualified service technician for diagnosis and repair, providing details of the issue and any troubleshooting steps already performed.