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| Pressurized Module |
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| Cell Biology Experiment Facility: CBEF |
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CO2 gas incubator
with controlled temperature and humidity
Overview
CBEF provides moderate thermal and humidity condition needed
for cultivating cells.
The Cell Biology Experiment Facility (CBEF) is used for various life science
experiments such as cultivating cells, plants, and so on in the JEM Pressurized
Module.
CBEF consists of an incubator and control equipment for CBEF control and communication.
And incubator unit consists of a µG compartment and a 1G compartment . 1G
compartment has a centrifuge that can control gravity from 0.1 to 2.0 G for
gravity contrast experiment with the µG compartment.
Experiment unit are set in containment canister and installed in the CBEF.
Incubator can control temperature, humidity and CO2 concentration for cultivation.
- Temperaure control : 15 deg. C to 40 deg. C
- Humidity control : 20 % RH to 80 % RH
- CO2 concentration : 0 vol % to 10 vol
Centrifuge
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Centrifuge |
Gravity Contrast Experiment
CBEF consists of the following two compartments for caultivation,
so, gravity contrast experiments can be performed easily.
µG compartment : microgravity condition
1 G compartment : controlled 0.1 G to 2.0 G
The centrifuge can control gravity artifically.
Standard Canister
Common interface for Biological Equipment Unit (BEU)users
CBEF provides a standard canister with a common interface to BEUs.
Experiment users can develop BEU easily with common interfaces of the standard
canister.
The standard canister can receive power through a connector.
The BEU can also transfer analog signal and video signals to the CBEF through
this connector.
| Standard Canister (Medium Size) |
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The µG compartment accommodates six standard medium
canister, the 1G compartment, four.
Tele-Science
Experiment parameters can be set from the ground by remote control
All condition parameters of CBEF can be set or changed from the ground by
the telemetry command.
And the experiment parameters can be preset with the user-program to be controlled
automatically.
Description
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Designed Specifications |
| Cultivation |
number of canisters
(Standard Medium Canister) |
µG Compartment |
1G Compartment |
6 |
4 |
| Condition Control |
Canister Heat |
Yes |
No |
| Thermal setting |
15 to 40 deg. C (0.1 deg. C step) |
| Thermal distribution |
NA |
±1 deg. C |
| Humidity setting |
20 to 80 % RH (1 % step)
Note Depends on outside of CBEF condition |
| Humidity distribution |
±10 % RH |
| CO2 Concentration |
0 to10 % Vol (0.1 % step) |
| Gravity |
Gravity resorce |
Centrifuge |
| Gravity setting |
0.1 to 2 G (at 112.5 mm radius point)
Note Rotation setting 20 rpm to 140 rpm (1 rpm step) |
| User Interface |
Utilities |
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Power DC + 5 V |
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1 |
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DC + 12 V |
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1 |
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DC -15 V |
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1 |
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DC + 15 V |
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1 |
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Sensor output 0 - 5 V |
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2 |
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command 1 bit |
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2 |
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shield GND |
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Standard JEM Video Specification |
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1 |
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Last Updated : February 9, 2005
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