Model 743 Board Computer Overview

Environmental Requirements

Table 1-1

CAUTION:

Environmental Requirements

Table 1-1shows the environmental requirements for the Model 743.

Environmental Requirements

Temperature

Operating: 0˚ to 55˚C;

 

10˚c/min rate of change maximum

 

Non-operating: -40˚ to 70˚C

 

 

Humidity

Operating: 40˚C: 95% RH max

 

 

Altitude

Operating: 4,600m (15,000 ft.) to 40˚C

 

Non-operating: 15,300m (50,000 ft.) to 70˚C

 

 

Air flow

150 linear feet per minute, 0˚ to 35˚C

 

200 linear feet per minute, 35˚ to 55˚C

 

 

Integrated circuit case temperatures must not exceed those shown in Figure 1-1.

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