| Sizes of Ultra Low Temperature Chamber |
|
Model
|
Volume (L)
|
Temperature Range
(°C)
|
Rated Power
|
Internal Dimension (mm) D*W*H
|
External Dimension (mm) D*W*H
|
|
LRHS-101-YD
|
101
|
﹣196℃～RT
|
2.5kw
|
450*450*500
|
1100*900*1350
|
|
LRHS-225-YD
|
225
|
3.0kw
|
500*600*750
|
1150*1100*1600
|
|
LRHS-504-YD
|
504
|
4.2kw
|
700*800*900
|
1350*1300*1750
|
|
LRHS-800-YD
|
800
|
6.2kw
|
800*1000*1000
|
1450*1500*1850
|
|
LRHS-1000-YD
|
1000
|
6.2kw
|
1000*1000*1000
|
1450*1500*1850
|
Note: In the Model, the number means volume of test chamber's working room.
For example, model LRHS-101-YD means the volume of this test chamber is 101L. LRHS-225-YD means the volume is 225L |
| Basic Specification |
|
Performance
|
Temperature Range |
-196℃～RT |
| Temperature Fluctuation |
≤1.0°C |
| Temperature Uniformity |
±2.0°C |
| Ramp Rate |
≥3°C/min
Note: can be customized as per requirement |
|
Material
|
External Casing |
Cold-rolled A3 (Q235) steel plates with plastics painted. |
| Interior Working Room |
Stainless Steel Plates SUS304 with miror surface |
| Heat Isolation |
Polyurethane foams and fine glass fibres |
| Illumination Lamp |
Philips® one in per standard test chamber. |
| Casters |
4pcs, with PU covered for protection. Height adjustable and direction universal. |
| Door |
Manually operated sliding door with unlock button |
|
Heating & Cooling System
|
Heater |
Steipped Nickel-chromium Wire Heater |
| Air Blower |
Anti-temperature stainless fan blades with low noise |
| Compressor |
Hermetically-sealed Techmesh® or semi-sealed Bitzer® or GEA® or equivalent compressors |
| Cooling Method |
Single or dual cooling (Air-cooled or Water-cooled) |
| Refrigerant |
Liquid Nitrogen |
| Condenser |
Plate-type heat exchanger |
|
Control System
|
Controller |
7" Programmable colorful touch-screen display
LCD English Display
Microcomputer integrated controller |
| Functions |
Data Record (Max 600 days x 24hrs), History Curve, USB data download & upload, Remote controlling through PC, Automatic protection alarms, etc. |
| Program |
1~1000 programs, 1~999 steps for per program, Max 99hrs 59mins for per program. 10 programs can be interlinked. |
| Temperature Sensor |
Platinum Resistance.PT100Ω |
| Running Model |
Constant/Fix-value Model and Programmable Model |
| I/O Interface |
Communicate port (RS485) to connect test chamber to a PC |
| Standard Configuration |
Test Chamber x 1, Specimen Holder Shelf x 2, φ100mm Cable Access Port x 1 with 1 soft plug, EMO x 1, Tri-color Indicator x 1, etc. |
| Safety Protection |
Power leakage protection/Compressor over-heat, over-load or over-current protection/Dry burning protection. |
| Voltage |
AC220V/380V/440V±10%, 50Hz/60Hz or as per requirement |
| Ambient Enviromental for application |
5°C～+30°C ≤ 85%R.H |
| Test Standards (not limited to) |
IEC60068-2-1
IEC60068-2-2
IEC60068-2-78
IEC60068-2-30
|
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