Sanyo MDF-U537, MDF-U333 Setting of Alarm Resume Time, Indication after operation

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SETTING OF ALARM RESUME TIME

The alarm buzzer and remote alarm are silenced by pressing BUZZER key on the control panel during alarm condition. The buzzer and remote alarm will be activated again after certain suspension if the alarm condition is continued. The suspension time can be set by following the procedure shown in the Table 6 below.

The example in the table is based on the assumption that the desired duration is 20 minutes. Note: The duration is set in 30 minutes at the factory.

Table 6. Setting procedure for alarm resuming time (change from 30 minutes to 20 minutes)

 

Description of operation

Key operated

Indication after operation

1

 

 

 

----

The current chamber temperature is

 

 

 

displayed.

 

 

 

 

 

2

Press

key for 5 seconds.

 

The first digit is flashed.

 

 

 

Set the figure to F25 with the

 

Pressing the key shifts the digit which can be set.

3

 

When pressed, the figure of settable

key and

key.

 

 

 

digit increases.

 

 

 

 

 

4

Press SET key.

 

SET

The current reset time is displayed.

 

The middle digit is flashed.

 

 

 

 

 

5

Set the figure to 020 with the

 

When pressed, the figure of settable

key.

 

 

 

digit increases.

 

 

 

 

 

 

 

 

 

Alarm temperature is memorized and

6

Press SET key.

 

SET

the current chamber temperature is

 

 

 

 

 

displayed.

The settable alarm resume time are 10, 20, 30, 40, 50, or 60 minutes. The buzzer and remote alarm would not reset if the reset time is set in 000.

The setting of alarm reset time cannot be changed during the defrosting.

The buzzer and remote alarm during power failure or alarm testing cannot be silenced.

The set mode returns to the temperature display mode automatically when 90 seconds has passed without any key operation. In this case, any setting before pressing SET key is not memorized.

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Contents MDF-U333 MDF-U537 MDF-U537D Contents Precautions for Safe Operation Symbol showsMay cause bad effect on your health or environment Water Damage to the unit Page Environmental Conditions Freezer Components Back side Control panel and keypad MDF-U537DInstallation Installation siteInstallation Adjust the leveling feetRemove the packaging materials and tapes Fix the unitTemperature recorder Optional ComponentsCase of top location Optional Components Optional Components Optional Components Model MDF-U537D Remote Alarm Terminal Temperature Setting Chamber temperatureKey lock function Alarm temperature setting Alarms & Safety Functions Alarms and safety functionsSetting of Alarm Resume Time Routine Maintenance Cleaning of cabinetDefrosting Trouble Shooting Disposal of UnitChamber is not cooled at all Cooling is poorSpecifications MDF-U537DPerformance MDF-U333MDF-U537 Safety check sheet 7FB6P101288007 5 April

MDF-U333, MDF-U537 specifications

Sanyo's MDF-U537 and MDF-U333 are high-performance laboratory freezers designed for the secure storage of sensitive biological samples, medical supplies, and other critical materials. These models are renowned for their reliability, energy efficiency, and advanced technologies.

The Sanyo MDF-U537 offers a temperature range of -20°C to -86°C, making it versatile for various applications, including long-term storage of vaccines, enzymes, and other temperature-sensitive materials. With a capacity of 528 liters, it is spacious enough to accommodate numerous samples while maintaining organized storage. This model features a dual-layer door system that ensures minimal temperature fluctuations when accessing stored items.

One of the standout features of the MDF-U537 is its advanced microprocessor control system, which provides precise temperature management. This system is complemented by a digital display that allows for easy monitoring of internal conditions. Additionally, the freezer is equipped with an alarm system that notifies users of any temperature deviations or door openings, ensuring the integrity of the stored samples.

On the other hand, the Sanyo MDF-U333 is a more compact model, boasting a capacity of 330 liters, which makes it suitable for smaller labs with limited space. The MDF-U333 also maintains a temperature range of -20°C to -86°C, ensuring optimal storage conditions for a variety of biomedical applications.

Both models incorporate eco-friendly refrigerants, aligning with modern sustainability standards while maintaining energy efficiency. The insulation used in both the MDF-U537 and MDF-U333 is designed for superior thermal performance, minimizing energy consumption and operational costs.

Moreover, these freezers come equipped with a comprehensive monitoring system that includes temperature logging features, allowing users to maintain compliance with industry regulations. The robust build quality ensures durability, making them reliable choices for long-term, continuous use in demanding laboratory environments.

In summary, the Sanyo MDF-U537 and MDF-U333 are exceptional laboratory freezers characterized by their energy-efficient design, extensive storage capacities, and advanced temperature management technologies. These models represent the forefront of reliable sample preservation in the biotechnology and medical research fields, offering peace of mind for researchers and laboratory personnel.