Sanyo MDF-C8V service manual Alarms & Safety Functions, Alarms and safety functions

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ALARMS & SAFETY FUNCTIONS

This unit has the alarms and safety functions shown in Table 7, and also self diagnostic functions.

Table 7 Alarms and safety functions

Alarm & Safety

Situation

Indication

Buzzer

Safety operation

High temperature

If the chamber temperature is higher

Alarm lamp is flashed.

Intermittent tone

Remote alarm with

than the temperature at which the

Temperature indicator is

with 15 minutes

alarm

15 minutes delay.

high temperature alarm is activated.

flashed.

delay.

 

 

Low temperature

If the chamber temperature is lower

Alarm lamp is flashed.

Intermittent tone

Remote alarm with

than the temperature at which the

Temperature indicator is

with 15 minutes

alarm

15 minutes delay.

low temperature alarm is activated.

flashed.

delay.

 

 

Power failure

In the case of power failure.

 

 

 

When the power cord is

Alarm lamp is flashed.

Intermittent tone

Remote alarm.

alarm

disconnected.

 

 

 

 

 

 

 

 

When approx. 2.8 years has passed

 

 

 

Battery check

with the power cord connected to

Battery check lamp lights.

-----

-----

 

the outlet.

 

 

 

 

If the thermal sensor is

Alarm lamp is flashed.

 

 

 

E01 and chamber temp.

 

 

 

disconnected..

 

 

 

are displayed alternately.

 

 

 

 

Intermittent tone

Remote alarm.

 

If the thermal sensor is

Alarm lamp is flashed.

 

 

 

 

E02 and chamber temp.

 

 

 

short-circuited

 

 

Sensor

are displayed alternately.

 

 

 

 

 

abnormality

If the thermal sensor of the

Alarm lamp is flashed.

 

 

 

E05 and chamber temp.

 

 

 

compressor is disconnected.

 

 

 

are displayed alternately.

 

 

 

 

Intermittent tone

Remote alarm.

 

If the thermal sensor of the

Alarm lamp is flashed.

 

 

 

 

E06 and chamber temp.

 

 

 

compressor is short-circuited

 

 

 

are displayed alternately.

 

 

 

 

 

 

Battery switch

When battery switch is OFF at

Alarm lamp is flashed.

-----

-----

check

the time of alarm test.

E09 is flashed.

 

 

 

 

Alarm lamp is flashed.

 

Remote alarm.

Condenser temp.

In the event of failure of fan motor

 

Compressor of

E10 and chamber temp.

Intermittent tone

abnormality

for cooling the compressor.

high stage side

are displayed alternately.

 

 

 

 

stops.

 

 

 

 

Note:

ŶAfter power failure, the operation is resumed with the condition before power failure.

ŶThe chamber temperature is displayed for 5 seconds if the alarm buzzer stop key (BUZZER) is depressed during the power failure alarm. After that, the alarm buzzer stops. The alarm lamp (ALARM) keeps blinking.

ŶIn the case of sensor abnormality (E01 or E02 is displayed), the freezer continues to run.

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Contents MDF-C8V Effective models Contents Features Specifications ŶStructural specificationsŶControl specifications ŶPerformance specifications Dimensions %8Refrigeration circuit diagram Refrigeration circuit welding points 㪚㪐㩷Cooling unit parts Components on PCB Electrical Parts Compressor terminals layoutSpecification of sensor Wiring diagram Circuit diagram Connection on PCB CN3Control specification Key and SwitchTemperature control Temperature alarmOther function PV. Note Auto Return is not worked in F09 and F10Function mode F04 Purpose Simply passing through if entered by mistake Model code ‘003’ MDF-C8V Differential The point of compressor on and OFF Offset valueSensor failure Remote alarm terminalWhen the power is supplied without battery Other specifications Fan motor operation and compressor protectionParts layout Electric BOX Lower back side Test Data 䇭㪥㫆䇭㫃㫆㪸㪻䇭㪥㫆䇭㫃㫆㪸㪻 㪈㪈㪌㪭䇭㪍㪇㪟㫑䇭㪘㪫㪊㪌 䇭㪥㫆䇭㫃㫆㪸㪻 Collection and charge of refrigerant Page Page MDF-C8V Contents Introduction Precautions for Safe Operation Unqualified personnel may cause electric shock or fire Abnormal operation may cause electric shock or fire Precautions for Safe Operation Environmental Conditions Freezer Components Freezer Components Control panel Installation Site Installation Adjusting the leveling footRemoving the packaging materials and tapes Fixing the unitOperation after power failure START-UP of UnitChamber Temperature Setting KEY Lock FunctionAlarm Temperature Setting Alarm Temperature Setting Setting of Alarm Resume Time Change of Compressor Delay Time Remote Alarm Terminal Alarms & Safety Functions Alarms and safety functionsDefrosting Routine MaintenanceCleaning of cabinet Battery Replacement of Battery Location of a nickel-metal-hydride batteryRemoval of nickel-metal-hydride battery Handling of batteryTroubleshooting Malfunction Check/RemedyRecycle of battery Disposal of UnitEnglish GermanFrench SpanishItalian PortugueseDutch SwedishTemperature Recorder Option Installation of MTR-85H Temperature Recorder Option Installation of MTR-G85 Temperature Recorder Option BACK-UP System Option BACK-UP System Option Specifications MDF-C8VPerformance Safety check sheet CVK-UB4 CVK-UB4I Control Panel Trial Operation Introduction Precautions for Safe Operation Unqualified personnel may cause electric shock or fire Components List Wiring ASS’Y Continuation of the tableNylon Clip 6N Assembling of the solenoid valve Installation of the door switch 㪪㪺㫉㪼㫎㩷㪜㩷Installation of the back-up kit Installation Wiring Control Panel Calibration TemperatureTrial Operation CVK-UB4 CVK-UB4I JK1659-150B
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MDF-C8V specifications

The Sanyo MDF-C8V is a versatile and reliable medical refrigerator designed to meet the needs of healthcare facilities, laboratories, and pharmacies. It boasts a range of advanced features and technologies that ensure precise temperature control and safety for sensitive biological materials, vaccines, and pharmaceuticals.

One of the standout features of the Sanyo MDF-C8V is its capability to maintain a consistent temperature range between 2°C to 8°C, which is critical for the preservation of temperature-sensitive items. The unit is equipped with a microprocessor-controlled system that offers accurate temperature regulation and facilitates programmable settings. This allows users to customize the temperature according to their specific requirements.

An advanced refrigeration system is at the heart of the MDF-C8V, providing highly efficient cooling performance while minimizing energy consumption. The use of eco-friendly refrigerants ensures compliance with environmental regulations, making it an environmentally responsible choice. The cabinet is designed with high-quality insulation that enhances energy efficiency and maintains stable internal conditions.

The Sanyo MDF-C8V features an easy-to-read digital display that provides real-time temperature readings, allowing for constant monitoring of internal conditions. Additionally, an audible and visual alarm system alerts users if the temperature deviates from the preset range, enhancing the safety of stored items. This feature is particularly important in medical settings where even minor temperature fluctuations can compromise the integrity of vaccines and other critical materials.

For added convenience, the MDF-C8V comes with adjustable shelves that can accommodate various sizes of storage containers, making it easier to organize and access stored items. The unit's interior is designed to facilitate easy cleaning, ensuring hygiene standards are maintained in healthcare environments.

Furthermore, the Sanyo MDF-C8V is built with a robust exterior that is resistant to scratches and impacts, ensuring durability in busy clinical settings. Its compact design allows for easy placement in limited spaces without sacrificing storage capacity.

In summary, the Sanyo MDF-C8V is a highly functional medical refrigerator that combines precise temperature control, energy efficiency, and user-friendly features. Its advanced technologies and robust design make it an ideal solution for healthcare facilities looking to protect valuable vaccines and medications.