HP Model 744 HP Model 744 Owner's Guide - Page 33
Environmental Requirements, Operating: 40˚C: 95% RH max
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Model 744 Board Computer Overview Environmental Requirements Environmental Requirements Table 1-1 shows the environmental requirements for the Model 744. 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 CAUTION: Integrated circuit case and junction temperatures must not exceed those shown in Figure 1-1. 1-11
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