Environmental
Specifications
wet bulb
Non-operating: 10% to 90% RH, non-condensing, 35° C
maximum wet bulb
Maximum altitude
Operating (with Rotational Hard drives): 3,048 m (10,000 feet)
Non-operating: 12,192 m (40,000 feet)
Maximum operating temperature is reduced as altitude
increases.
Airborne contaminant
level
< 300 angstroms/month Copper Reactivity Level
< 3 mm3/m3 parts per billion H2S Gas concentration
< 10 mm3/m3 parts per billion S02, S03 Gas concentration
< 1 mm3/m3 parts per billion CI2 Gas concentration
< 50 mm3/m3 parts per billion NOX Gas concentration
< 1 mm3/m3 parts per billion HF Gas concentration
< 500 mm3/m3 parts per billion NH3 Gas concentration
< 2 mm3/m3 parts per billion O3 Gas concentration
Severity level G1 mild environment limits per ANSI/ISA-
S71.04-1985 Standard**
Maximum operating
vibration
Operating random: 0.5g (rms), 5-300 Hz, up to 0.0025g²/Hz
Maximum storage
vibration
Non-operating random: 2.0g (rms), 5-500 Hz, up to 0.0150
g²/Hz
Maximum operating
shock
½-sine: 40g, 2-3ms (~62 cm/sec)
Maximum storage
shock
½-sine: 160 cm/s, 2-3ms (~105g)
NOTE
l
*ANSI/ISA-S71.01-1985 Environmental Conditions for Process Measurement and
Control Systems: Temperature and Humidity
l
**ANSI/ISA-S71.04-1985 Environmental Conditions for Process Measurement and
Control Systems: Airborne Contaminants
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Chapter 2 - Planning