Sanyo MDF-237, MDF-U443, MDF-137 User Manual

Specifications

Model

Exterior dimensions
(W x D x H)

Interior dimensions
(W x D x H)

Capacity

Cooling performance

Control range

Baskets

Access ports

Compressor

Refrigerant

Alarm system

Calibration

Options

MDF-137

*

640 x 687 x 881 (mm)

25.2 x 27.0 x 34.7 (inch)

525 x 440 x 715 (mm)

20.7 x 17.3 x 28.1 (inch)

138L (4.9 cu. ft.)

-30°C (AT: 35°C, no load)

-20°C to -30°C

2

MDF-237

905 x 687 x 881 (mm)

35.6 x 27.0 x 34.7 (inch)

790 x 440 x 715 (mm)

31.1 x 17.3 x 28.1 (inch)

221L (7.8 cu. ft.)

*

1265 x 807 x 905 (mm)

49.8 x 31.8 x 35.6 (inch)

1140 x 550 x 735 (mm)

44.9 x 21.7 x 28.9 (inch)

426L (15.0 cu. ft.)

-35°C (AT: 35°C, no load)

3

17mm diameter, right-hand side and bottom left

Hermetic, 150W

Hermetic, 200W

• High/low temperature alarm (SV ±5°C to ±15°C adjustable) • Power failure • Remote alarm contact

Temperature recorder (MTR-G85, MTR-4015LH),

Baskets (MDF-13B2/13B3/43B2/43B3), SANYO DAQ system

MDF-436

MDF-U537

804 x 772 x 1802 (mm)

31.5 x 30.4 x 70.9 (inch)

658 x 607 x 1272 (mm)

25.9 x 23.9 x 50.1 (inch)

482L (17.0 cu. ft.)

-20°C to -35°C

4

30mm diameter, rear

Hermetic, 350W

HFC

Zero adjustment via control panel

Temperature recorder (MTR-G85, MTR-4015LH), SANYO DAQ system

MDF-U537D

804 x 772 x 1802 (mm)

31.7 x 30.4 x 70.9 (inch)

658 x 607 x 589/Top (mm) 658 x 607 x 603/Bottom (mm)

25.9 x 23.9 x 23.2 (inch) 25.9 x 23.9 x 23.7 (inch)

452L (16.0 cu. ft.)

-30°C (AT: 35°C, no load)

-20°C to -30°C

Top: 6 medium. Bottom: 8 small

Two 30mm diameter, rear

Hermetic, 350W

Biomedical Freezers

Model

Exterior dimensions
(W x D x H)

Interior dimensions
(W x D x H)

Capacity

Cooling performance

Control range

Baskets

Access ports

Compressor

Refrigerant

Alarm system

MDF-U333

614 x 733 x 1620 (mm)

24.2 x 28.9 x 63.8 (inch)

490 x 485 x 1290 (mm)

19.3 x 19.1 x 50.8 (inch)

274L (9.7 cu. ft.)

-30°C (AT: 35°C, no load)

-20°C to -30°C

4 large, 1 small

30mm diameter, left-hand side

Hermetic, 225W

HFC

• High/low temperature alarm
(SV ±5°C to ±15°C adjustable)

• Power failure • Remote alarm contact

• High/low temperature alarm
(SV ±5°C to ±20°C adjustable)

• Power failure • Filter clogging

MDF-U443

800 x 832 x 1810 (mm)

31.5 x 32.8 x 71.3 (inch)

640 x 615 x 1090 (mm)

25.2 x 24.2 x 42.9 (inch)

426L (15.0 cu. ft.)

-40°C (AT: 35°C, no load)

-15°C to -40°C

40mm diameter, left-hand side

Hermetic, 400W/750W

*

—

• Remote alarm contact • Battery/

fanmotor replacement notification

Calibration
Options

MDF -137 & 237 for 60Hz, MD F-U 44 3 for 110V/60 Hz and 115V/60Hz are unav ailable .

*

*Cooling performance is indicated by the temperature reached at the center of the freezer (at ambient temperature

of 30°C with no load). In order to use the freezer at a stable temperature for a long time, it is recommended that
the temperature be set to at least 5°C higher than the indicated lowest temperature.
In addition, depending on the usage conditions, it may not be possible to reach the indicated lowest temperature.

Caution:

SANYO guarantees the product under certain warranty conditions.
SANYO in no way shall be responsible for any loss of content or damage to content.

• Appearance and specifications are subject to change without notice.

Zero adjustment via control panel

Temperature recorder (MTR-G85,

MTR-4015LH), SANYO DAQ system

—

Temperature recorder (MTR-85H,

MTR-4015LH), SANYO DAQ system

Options

Storage Baskets

Outer dimensions:
255(W) x 420(D) x 205(H)mm
Inner dimensions:
210(W) x 370(D) x 200(H)mm

Temperature Recorders

MTR-G85

MTR -40 15LH

MTR-85H

SANYO DAQ system

MTR-5000/Ethernet (LAN) Interface MTR-L03 or RS232C/

RS4 85 Inter face MTR-480

For MDF-137/237
MDF-13B2
(set of two)
MDF-13B3
(set of three)

Outer dimensions:
275(W) x 530(D) x 205(H)mm
Inner dimensions:
230(W) x 480(D) x 200(H)mm

MTR-G85 (except MD F-U44 3) -100°C to +40°C

• Mounting kit for chest: M DF- S740

• Mounting kit for MDF -U537 and MDF- U537D

(lower room): MPR- S7

• External mounting kit for MDF -U333 and MDF- U537D

(upper room): MDF-S740T

• Recording paper: RP-G85

• Recording pen: PG -R

MTR- 4015LH -40°C to +14°C

• Mounting kit for chest: M DF- S3040

• Mounting kit for upright: MPR-S30

(No kit required for MDF-U44 3)

• Recording paper: RP-40

MTR-85H
(for MDF -U443 only) -100°C to +50 °C

• Recording paper: RP-85

• Recording pen: DF-38 FP

For MDF-436
MDF-43B2
(set of two)
MDF-43B3
(set of three)

Performance Data

Pull-down characteristics
under no-load condition

MDF-137 MDF-237 MDF-436

+40

+20

0

-20

Tempera ture (˚ C)

-40
1 2 3 4 5 6

Time (Hr)

SANYO Electric Co., Ltd., Biomedical Division, Gunma is certified for:

Quality management system: ISO9001 / Medical devices quality management system: ISO13485 / Environmental management system: ISO14001

Distributed by:

Pull-up characteristics
under no-load condition

MDF-137 MDF-237 MDF-436

+40

+20

0

-20

Tempera ture (˚ C)

-40
1 2 3 4 5 6

Time (Hr)

Pull-down characteristics
Pull-up characteristics during power failure

+40

+20

0

-20

Tempera ture (˚ C)

-40
1 72 3 4 5 6 98

MDF-U537

Time (Hr)

+40

+20

0

-20

Tempera ture (˚ C)

-40
1 72 3 4 5 6 98

MDF-U537D

Top chamber
Bottom chamber

Time (Hr)

+40

+20

0

-20

Tempera ture (˚ C)

-40
1 72 3 4 5 6

Central air temp. in cabinet
Ambient temp. 35˚C, No-load

MDF-U333 MDF-U443

Time (Hr)

+40

+20

0

-20

-40

Tempera ture (˚ C)

-60
1 72 3 4 5 6

Time (Hr)

SANYO Biomedical Freezers offer
the outstanding reliability and
performance required in a wide
variety of storage and research
applications.

MDF-U333

MDF-U537

MDF-U537D

MDF-U443

SANYO Electric Co., Ltd.

Biomedical Division

http://biomedical.sanyo.com/

©2009 SANYO Printed in Japan 2009.11 MA

SHR153

MDF-436

MDF-237

MDF-137

Chest type

Power to cope with frequent
door openings

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 biotech­nology 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.

Upright type

Maximum capacity in minimum installation space Powerful fan ensures temperature

uniformity throughout the freezer
cabinet.

MDF-137

Effective capacity:

138 liters (4.9 cu.ft.)

Small size suitable for personal use

• Digital temperature display as standard feature

• Compact, personal size

Enhanced Operation

• Front-mounted display/control panel (with
new microprocessor) located at convenient
waist height

Photo is
MDF-U537D

• 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.

Dimensions

Unit: mm

687

97

640

40

881

Front Front Front Front Front Front FrontSide Side Side Side Side Side Side

MDF-137

550
440

MDF-237

Effective capacity:

221 liters (7.8 cu.ft.)

Versatile mid-size model

• Digital temperature display as standard feature

• Easy-to-use 200-liter mid-size model

• 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

687

905

40

881

550
440

MDF-436

Effective capacity:

426 liters (15.0 cu.ft.)

Large size 400-liter class

• Digital temperature display as standard feature

• Large-capacity, economical size

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
batter y

• 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.

97

1265

905

MDF-436MDF-237

40

670
550

807

97

MDF-U537

Effective capacity:

482 liters (17.0 cu.ft.)

Large-capacity, economical,
space-saving model

• Top/bottom twin door design
prevents cold air escaping

• Individual freezer circuits for each
of the five drawers

MDF-U537D

Effective capacity:

452 liters (16.0 cu.ft.)

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

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

840
804
658

692

1802

692

260

MDF-U537

position to make
this chest freezer
easier to use. This
means you have
both hands free to
work. (chest type)

781
772

525

1272

607

173

171

172

177

120.5
142

122.5

MDF-U537D

MDF-U333

Effective capacity:

274 liters (9.7 cu.ft.)

Easy-to-use, compact upright
model

• Microprocessor digital tempera­ture display

• Convenient storage drawers

• Secure lock safe guards the contents of
the freezer and keeps hazarous items out
of harm’s way.

Newly designed lid lock
(chest type, except
MDF -436).

• Door latch can
accommodate a pad
lock for added
protection of valuable
samples. (upright type)

1802

1272

781
772

525

607

173

171

172

168.5

124.5

141.5

122.5

840
804
658

692

260 692

650
614
490

MDF-U333

1620

MDF-U443

Effective capacity:

426 liters (15.0 cu.ft.)

Forced air circulation & auto defrost

• High freezing power increases temperature
uniformity

• Auto defrost for easy maintenance

Temperature Monitoring Features
(optional)

SANYO Data Acquisition (DAQ) System
enebles remote monitoring of SANYO
biomedical freezers.

SANYO Data Acquisition Software
MTR-5000

Graph Display

Ethernet (LAN ) Interface
MTR-L03

1290

280270270270200

742

540

105

85

50

1110

MDF-U443

856

832

615

24

1090

Channel List

30 800

1400410

1810

640