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Title:  Engineering Specification: 12.1-inch AMLCD Monitor 
Page 7 of 27 
Document Number: 023-0284-00 
 
          Revision:  A 
3.0 
ENVIRONMENTAL 
3.1       Temperature and Humidity 
The Monitor withstands operating and storage environmental conditions listed in Table 1. 
 
 
General Operating 
Shipping and Storage 
Comments 
Temperature 
0
o
C to 60
o
[32
o
F to 140
o
F] 
?-20
o
C to 60
o
[?-4
o
F to 140
o
F] 
Note 2,3,4,5 
Relative Humidity 
Note 1,4 
Note 1 
Without 
Condensation 
 
 
Table 1. Temperature / Humidity Limits.
 
 
 
Tair is defined as ambient air temperature surrounding Monitor. 
Note 1:  Tair < 32°C 
: 95% RH maximum. 
   
Tair > 32°C 
: Absolute humidity content not to exceed 100% at 32oC. 
Note 2:  Tair @  -20°C  < 48 hours 
   
Tair @   60°C  < 168 hours 
Note 3:  Slight background color changes are allowed depending on ambient temperature.  This 
phenomenon is reversible. 
Note 4:  Tair @  -30°C  : 15% RH (exterior face of Vandal Shield) 
   
Tair @   54°C  : 100% RH (exterior face of Vandal Shield) 
Note 5: Upper operating temperature limit of 60°C is without solar loading. See section 3.2 for 
operating temperature conditions with solar load. 
 
 
 
 
 
• 
Reference to "room ambient" is interpreted as 20°C - 25°C [68°F -? 77°F] and applies throughout 
this specification unless otherwise noted. 
• 
Excluding the exterior face temperature range of the Vandal Shield (Note 4), this Monitor will not 
be subjected to environments outside of the limits of Table 1. 
 
For product reliability predictions, the assumed temperature profile is: 
 
Operating Time 
Temperature 
5% 
0°C [32°F] 
90% 
30°C [86°F] 
5% 
60°C [140°F] 
3.2       Solar Loading 
The Monitor is useable in an environment consisting of a 50
 o
 C ambient air temperature and the 
following input solar power.