Appendix A: Specifications

1502C MTDR User Manual A–3

Environmental Characteristics

Table A–2: Environmental Characteristics

Characteristic Performance Requirement Supplemental Information
Temperature
Operating –10°C to +55°CBattery capacity reduced at other than +15°C to
+25°C
Non-operating –62°C to +85°CWith battery pack removed. Storage temp with
battery pack in is –35°C to +65°C. Contents on
non-volatile memory (stored waveform) might
be lost at temps below –40°C.
Humidity to 100% Internal desiccant with cover on and option port
cover installed.
Altitude
Operating to 15,000 ft MIL–T–28800C, Class 3
Non-operating to 40,000 ft
Vibration 5 to 15 Hz, 0.06 inch p-p
15 to 25 Hz, 0.04 inch p-p
25 to 55 Hz, 0.013 inch p-p
MIL–T–28800C, Class 3
Shock, Mechanical
Pulse 30 g, 11 ms 1/2 sine wave, total of 18 shocks MIL–T–28800C, Class 3
Bench Handling MIL–STD–810, Method 516, Procedure V
Operating 4 drops each face at 4 inches or 45 degrees
with opposite edge as pivot Cabinet on, front cover off
Non-operating 4 drops each face at 4 inches or 45 degrees
with opposite edge as pivot. Satisfactory
operation after drops.
Cabinet off, front cover off
Loose Cargo Bounce 1 inch double-amplitude orbital path at 5 Hz,
6 faces MIL–STD–810, Method 514, Procedure XI,
Part 2
Water Resistance
Operating Splash-proof and drip-proof MIL–T–28800C, Style A, Front cover off
Salt Atmosphere Withstand 48 hours, 20% solution without
corrosion
Sand and Dust Operates after test with cover on, non-operating MIL–STD–810, Method 510, Procedure I
Washability Capable of being washed
Fungus Inert Materials are fungus inert