HP 744 - Manual (Page 33)

1-11
Model 744 Board Computer Overview
Environmental Requirements
Environmental Requirements
Table 1-1 shows the environmental requirements for the
Model 744.
CAUTION: Integrated circuit case and junction temperatures must not exceed those
shown in Figure 1-1.
Table 1-1 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 (30,000 ft) to 70˚C
Air Flow 150 linear feet per minute, 0˚ to 35˚C
200 linear feet per minute, 35˚ to 55˚C