Chapter 7: Digital Detector
5495975-1EN Rev.9 7-23
© 2013-2017 General Electric Company. All rights reserved.
Table 7-10 Environmental Constraints
Item Operating Environment Constraints
Non Operating Environment
Constraints
This column contains additional
operating environmental constraints,
within which the subsystem function and
performance capabilities shall be in
compliance.
This column defines additional
Non-operating environmental
constraints, within which the
subsystem function and
performance capabilities shall be
in compliance, when returned to
the operational state, within
operating environment conditions.
Ambient
ï‚· Temperature
ï‚· Humidity
ï‚· Pressure
ï‚· External ambient temperature range:
+15 ºC to +35 ºC.
ï‚· Rate of temperature change: ï€
10 ºC per hour
ï‚· Ambient humidity range: 30% to 60%,
non condensing.
ï‚· Rate of humidity change: 30% per
hour.
ï‚· The operating altitude range of the
system shall be -30 meters up to
+3,000 meters relative to sea level.
ï‚· External ambient temperature
range: -20ºC to +60 ºC (except
for Detector), -5ºC to +50ºC (only
for Detector)
ï‚· Rate of temperature change: ï€
20 ºC per hour
ï‚· Ambient humidity range: 10% to
85% relative humidity (non con-
densing), 100% relative humidity
(including condensing).
ï‚· Rate of humidity change: 30%
per hour.
ï‚· The non-operating altitude
range of the packaged system
shall be -30 meters up to +3,000
meters to support transport at
high altitude and for any excep-
tions the shipping containers
should be appropriately labeled.
Mechanical
Stress & ï€
Vibration Forces
The detector assembly shall not be
exposed to operating vibration spectrum
exceeding the following parameters:
ï‚· Type: Random
ï‚· Frequency Range: 20 to 350 Hz
ï‚· Magnitude: 0.006g2 /Hz at 10-350 Hz
ï‚· Duration: 8 hours/axis (x, y, z)
The detector assembly shall not be
exposed to non-operating
vibration spectrum exceeding the
following parameters:
ï‚· Type: Random
ï‚· Frequency Range: 10 to 2000 Hz
ï‚· Magnitude: 6 m/s2 RMS or ï€
0.02g2 /Hz at 10-2000 Hz
ï‚· Duration: 15 minutes/axis (x, y, z)