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Cold room mobile computer suggestion for freezer environment barcode scanning application, which model you can select for your negative celsius operation?
05/Sep/2019
What you should consider when you selecting a cold room/freezer environment mobile computer for your operation, 3 main aspect you should look into it.
Actual cold room component
Display
Battery
Actual cold room model meaning the mobile computer is tested under the specific temperature and can maintain it performance with no component failure. In terms of physics, the electric component performance will deteriorate due to a chemical change in the electronic component. The cold room model will have different cold room component installed in the unit PCB board.
Display on the mobile computer will have lower contrast when it operates in cold and humid environment compared with standard temperature in Malaysia, The conclusion is bigger the screen make the operator easier to operate compared with smaller screen.
For the battery, as we know that the lower the temperature the lower the capacity of the original capacity. 1000mAH can last 8 hours at room temperature but when come to low temperature the operation may only last for 6 or less hours.
Below is some compare between popular coldroom temperature model from Zebra and Honeywell.
| MC9300 model
 | CK75 model
 | Display | 4.3inch | 3.5inch | Battery | 5000mAh | 5200mAh | RAM | 4 GB | 2 GB | Flash | 32 GB | 16 GB | CPU | Qualcomm Snapdragon 660 octa-core, 2.2 GHz | Texas Instrument 1.5GHz | Operating system | Android Marshmallow 6 | Android Oreo 8.1 | IP rating | IP65 | IP65 | Minimum temperature | -30oC | -30oC | | List Price USD (cold storage) | 3545 | 2355 |
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