Sanyo MDF-237 Freezer User Manual


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Small size suitable for personal use
• Digital temperature display as standard feature
• Compact, personal size
Versatile mid-size model
• Digital temperature display as standard feature
• Easy-to-use 200-liter mid-size model
Large size 400-liter class
• Digital temperature display as standard feature
• Large-capacity, economical size
SANYO’s MDF Series Biomedical Freezers offer the outstanding reliability and
performance required in a wide variety of storage and research applications. In
the medical field, they provide effective storage of life-saving fresh and frozen
blood supplies and vaccines, as well as samples for diagnosis. In the biotech-
nology field, they provide effective storage of enzymes for genetic research, as
well as culture media, reagents and samples for testing. In the industrial field,
they are ideal for aging and temperature tests on electronic components,
precision devices, and compound resins. As a storage environment, with
excellent safety features, easy operability, and a host of other features, these
freezers offer unsurpassed reliability and functionality. If you are looking for
precision temperature controlled storage equipment, look to SANYO.
Forced air circulation & auto defrost
• High freezing power increases temperature
uniformity
• Auto defrost for easy maintenance
Large-capacity, economical,
space-saving model
• Top/bottom twin door design
prevents cold air escaping
• Individual freezer circuits for each
of the five drawers
Independent top/bottom
control meets differing freezer
needs simultaneously
• Two independent freezer cabinets
in one body, with separate defrost
and operation
• Individual freezer circuits for each
of the five drawers
Easy-to-use, compact upright
model
• Microprocessor digital tempera-
ture display
• Convenient storage drawers
Effective capacity:
482 liters (17.0 cu.ft.)
MDF-U537
Effective capacity:
138 liters (4.9 cu.ft.)
MDF-137
Effective capacity:
221 liters (7.8 cu.ft.)
MDF-237
Effective capacity:
426 liters (15.0 cu.ft.)
MDF-436
Effective capacity:
452 liters (16.0 cu.ft.)
MDF-U537D
Effective capacity:
274 liters (9.7 cu.ft.)
MDF-U333
Effective capacity:
426 liters (15.0 cu.ft.)
MDF-U443
Enhanced Operation
• Front-mounted display/control panel (with
new microprocessor) located at convenient
waist height
• Memory backup
• Temperature display
• Front access calibration for temperature
recorder
• The control panel, alarm system and
non-volatile memory are the same for all
models in the series.
• Single electrical box makes servicing
simpler.
• The chamber temperature is displayed for
five seconds if BUZZER key is depressed
during power failure alarm.
• After a power outage, operation resumes
at pre-outage settings (non-volatile memory
for temperature and alarm temperature
settings)
• Control panel can be reset to zero for
validation.
• Two access ports (right-hand side and
bottom left) (chest type)
• Four casters and two adjustable feet
Recording Features (Optional)
Recorder can be fitted in convenient position
that will not interfere with installation. Choice
of optional recorders
• 7-day circular recorder (MTR-G85) and
32-day strip recorder (MTR-4015LH) are
available. (except MDF-U443)
• Temperature recorder with auto recharging
battery
• Front access calibration for temperature
recorder
Environment-Friendly
• HFC refrigerant (non-CFC, non-HCFC
refrigerant) is environment-friendly but offers
superb performance.
• Pre-coated metal body causes less
environmental damage than conventional
paint coating.
Photo is
MDF-U537D
Upright type
Maximum capacity in minimum installation space Powerful fan ensures temperature
uniformity throughout the freezer
cabinet.
Chest type
Power to cope with frequent
door openings
Graph Display
Channel List
Ethernet (LAN) Interface
MTR-L03
Dimensions
Unit: mm
807
670
550
1265
40
97
905
MDF-436MDF-237
881
905
687
97
40
550
440
MDF-137
881
640
687
97
40
550
440
Safety Features
• Alarm & Recording System
• High/low temperature alarm
• Power failure alarm
• Remote alarm contact
• Self diagnostics function. Should an
abnormality be picked up, an error code
will be displayed in red figures.
• Breaker switch turns power off in event of
over current abnormality.
• Balance hinges keeps the lid open in any
position to make
this chest freezer
easier to use. This
means you have
both hands free to
work. (chest type)
• Secure lock safe guards the contents of
the freezer and keeps hazarous items out
of harm’s way.
• Door latch can
accommodate a pad
lock for added
protection of valuable
samples. (upright type)
Temperature Monitoring Features
(optional)
SANYO Data Acquisition (DAQ) System
enebles remote monitoring of SANYO
biomedical freezers.
SANYO Data Acquisition Software
MTR-5000
Newly designed lid lock
(chest type, except
MDF-436).
MDF-U537
692
1802
260
804
658
840
692
781
177
142
607
171
172
525
772
1272
122.5
173
120.5
MDF-U443
105
615
856
24
1110
1090
832
640
30 800
1400410
1810
MDF-U333
614
650
490
1620
742
1290
280270270270200
540
85
50
MDF-U537D
141.5
171
172
168.5
122.5
124.5
173
804
658
840
692
1802
260 692
607
1272
781
525
772
Front Front Front Front Front Front FrontSide Side Side Side Side Side Side
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