#
Feature
Detailed Description
requirements
2.5.3
Physical Layer and
Functionality
Ÿ
Meet ALPHA Engineering Test Plan and Test
Report
2.6 Requirements of Reliability, Maintainability and
Quality
#
Feature
Detailed Description
2.6.1
MTBF
Ÿ
Mean Time Between Failure > 30,000 hours
2.6.2
Maintainability
Ÿ
There is no scheduled preventive maintenance
required
2.6.3
Quality
Ÿ
The product quality is followed-up by ALPHA
factory quality control system
2.7 Environmental Requirements
#
Feature
Detailed Description
2.7.1
Operating
Temperature
Conditions
Ÿ
The product is capable of continuous reliable
operation when operating in ambient
temperature of 0
℃
to +55
℃
.
2.7.2
Non-Operating
Temperature
Conditions
Ÿ
Neither subassemblies is damaged nor the
operational performance is degraded when
restored to the operating temperature after
exposing to storage temperature in the range
of
–
20
℃
to +75
℃
.
2.7.3
Operating
Humidity
conditions
Ÿ
The product is capable of continuous reliable operation
when subjected to relative humidity in the range of 10%
and 90% non-condensing.
2.7.4
Non-Operating
Humidity
Conditions
Ÿ
The product is not damaged nor the
performance is degraded after exposure to
relative humidity ranging from 5% to 95%
non-condensing