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The P-1000 Electronic Digital Engine Tachometer is designed to meet the following environmental test categories of RTCA DO-160-C.
PARAGRAPH
CONDITIONS
NUMBER
4
4.5.1
4.5.2
Temperature
4.5.3
&
Altitude
4.6.1
4.6.2
4.6.3
Temperature Variation
5
Humidity
6
7.2
Shock
7.3
Vibration
8
Explosion
9
Waterproofness
10
HORIZON INSTRUMENTS, INC.
DESCRIPTION OF CONDUCTED TESTS
Tested to categories A1 & B1.
Ground Survival (-55 C) & Low Operating
Temperature Tests (-20 C)
Ground Survival (+85 C) & High Short
Time Operating Temperature Test (+70
C).
High Operating Temperature Test (+55
C)
Altitude
(+25,000Ft)
Decompression Tests
(8,000Ft to 25,000Ft)
Overpressure Tests
(-15,000Ft)
Tested Per Category "B". Equipment will
withstand better than 5 C/min
temperature change.
Tested per Category "A".
95% Humidity
Operational Shock Test, 6gs in 11ms. ½
sine, 3 shocks per axis, each direction.
Crash Safety Test, impulse and Sustained
Shock. 15gs in 11ms. ½ sine performed
on each axis.
Tested per "Standard Vibration"
requirements. Resonance scans detect no
resonance in each axis.
Test Not Applicable.
Equipment Identified as "X".
No Test Required.
P-1000 INSTALLATION & INSTRUCTION MANUAL
Title:
PARAGRAPH
CONDITIONS
NUMBER
Fluids Susceptibility
11
Sand & Dust
12
Fungus
13
Salt Spray
14
Magnetic Effect
15
Power Input
16
Voltage & Spike, Conducted
17
Audio Frequency
18
Conducted Susceptibility
Induced Signal Susceptibility
19
Radio Frequency
20
Susceptibility
Radio Frequency Emissions
21
Lightning Induced Transient
22
Susceptibility
Lightning Direct Effects
23
Icing
24
Number:
DESCRIPTION OF CONDUCTED TESTS
Equipment Identified as "X".
No Test Required.
Equipment Identified as "X".
No Test required.
Equipment Identified as "X".
No Test Required.
Equipment Identified as "X".
No Test Required.
Tested Per Category "Z".
No compass defection in each axis.
Tested Per Category "B".
EUT operated normally
during all test conditions.
Tested Per Category "B".
EUT displayed no malfunctions or
degradations during testing.
Tested Per Category "B".
EUT displayed no malfunctions or
degradations during testing.
Tested Per Category "B".
The EUT showed no signs of susceptibility
during this test.
Tested Per Category "U".
The EUT showed o signs of susceptibility
during this test.
Tested Per Category "B".
The EUT's emissions were within the test
requirements.
Tested Per Category "K".
These tests had no
effect upon the EUT.
Tested Per Category "X".
Tested Per Category "X".
P103050
E
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