Introduction
1720/1721
1–7
Table 1–6: Environmental Characteristics
Characteristic Supplemental information
Temperature
Non-operating
Operating
–55 to +75 °C
0 to +50 °C
Altitude
Non-operating
Operating
To 50,000 feet
To 15,000 feet
Vibration – operating 15 minutes each axis at 0.015 inch, frequency varied from
10-55-10 Hz in 1-minute cycles with instrument secured to
vibration platform. Ten minutes each axis at any resonant point or
at 55 Hz if no resonant point is found.
Shock – non-operating 30 g’s, 1/2 sine, 11 ms duration, 3 shocks per surface (18 total).
Transportation Qualified under NTSC Test Procedure 1A, Category II (30–inch
drop).
Humidity Will operate at 95% relative humidity for up to five days. Do not
operate with visible moisture on the circuit boards
Table 1–7: Physical Characteristics
Characteristic Supplemental information
Dimensions
Height
Width
Length
5.25 inches (133.4 mm).
8.5 inches (215.9 mm)
10.125 inches (460.4 mm)
Weight 8.5 lbs (3.8 kg).
Table 1–8: Certifications and Compliances
Category Standards or description
EC Declaration of Conformity –
EMC
Meets intent of Directive 89/336/EEC for Electromagnetic Compatibility. Compliance was
demonstrated to the following specifications as listed in the Official Journal of the European Union:
EN 50081-1 Emissions:
EN 55022 Class B Radiated and Conducted Emissions
EN 50082-1 Immunity:
IEC 801-2 Electrostatic Discharge Immunity
IEC 801-3 RF Electromagnetic Field Immunity
IEC 801-4 Electrical Fast Transient/Burst Immunity
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