MIL-PRF-24021K
3.3.10 Cooling. The monitor shall be self-cooled by convection and radiation. Conduction
cooling shall not be allowed. Safe operation equilibrium temperature shall be maintained for all
parts over the specified range of operating conditions, and rated temperatures of parts shall not be
exceeded.
3.3.11 Ventilation openings. All ventilation and other openings shall be designed to prevent
passage of foreign objects and shall be of such size as to prevent passage of spherical objects of
0.188 inch diameter or larger.
3.3.12 Operating attitude. The monitor shall operate in any attitude.
3.3.13 Dimensions. The dimensions of the monitors shall conform to figure 1. Where only
minimum or maximum dimensions are shown on the figure, the monitor need not have the shape
shown on the figure, but the monitor, including all protrusions, shall be contained within the outline
shown on figure 1.
3.3.14 Part number, weight and height. The part number shall be in accordance with 6.7 and
table I. The weight and height of each monitor shall be not greater than the value listed in table I.
3.3.15 Electric receptacle. Each monitor shall include an electric receptacle which shall be
compatible with the mating electric plug called out in table I and shall be installed on the monitor in
accordance with figure 1, with the largest polarizing key or keyway of the receptacle at the top
center of the receptacle shell.
3.3.16 Compatibility. The monitor shall not degrade the power system's ability to provide the
power characteristics specified in 3.4.4.1 or 3.4.4.2, as applicable. DC monitors shall include a
method in the output circuit to clamp negative transients to ground.
3.3.17 Environmental protection. A means shall be provided for protecting printed circuit
boards from environmental effects (see 6.5).
3.3.18 Sneak circuits. Sneak circuits shall not be allowed.
3.3.19 Installation. The monitors shall be connected in accordance with figures 2, 3, or 4, as
applicable.
3.3.19.1 Reset switch. A reset switch shall be provided as shown on figures 2, 3, or 4, as
applicable. The switch shall be a push-button type, spring-loaded to the normal (open) position,
with momentary movement to the reset (closed) position. The switch shall not include any means
for locking it in the reset position.
4
For Parts Inquires submit RFQ to Parts Hangar, Inc.
© Copyright 2015 Integrated Publishing, Inc.
A Service Disabled Veteran Owned Small Business