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January/February/March 2020 I 31 Table 10 (Continued) Climatic and chemical C 1 C 2 C 3 Ambient temperature -10°C to +60°C -25°C to +70 ̊C -40°C to +70°C Rate of change of temperature 0.1°C per minute 1.0°C per minute 3.0°C per minute Humidity 5% to 85% (non-condensing) 5% to 95% (condensing) 5% to 95% (condensing) Solar radiation 700 Wm -2 1 120 Wm -2 1 120 Wm -2 Liquid pollution (see note 3) Contaminants Concentration x 10 -6 Concentration x 10 -6 Concentration x 10 -6 Sodium chloride (salt/sea water) 0 <0.3 <0.3 Oil (dry-air concentration) (for oil types see note 2) 0 <0.005 <0.5 Sodium stearate (soap) 0 >5 x 10 4 aqueous non-gelling >5 x 10 4 aqueous gelling Detergent 0 ffs ffs Conductive materials 0 Temporary Present Gaseous pollution (see Note 3) Contaminants Mean/Peak (Concentration x 10 -6 ) Mean/Peak (Concentration x 10 -6 ) Mean/Peak (Concentration x 10 -6 ) Hydrogen sulphide <0.003/<0.01 <0.05/<0.5 <10/<50 Sulphur dioxide <0.01/<0.03 <0.1/<0.3 <5/<15 Chlorine wet (>50 % humidity) 0.000 5/<0.001 <0.005/<0.03 <0.05/0.3 Chlorine dry (<50 % humidity) <0.002/<0.01 <0.02/<0.1 <0.2/<1.0 Hydrogen chloride -/<0.06 <0.06/<0.3 <0.6/<3.0 Hydrogen fluoride <0.001/<0.005 <0.01/<0.05 <0.1/<1.0 Ammonia <1/<5 <10/<50 <50/<250 Oxides of Nitrogen <0.05/<0.1 <0.5/<1 <5/<10 Ozone <0.002/<0.005 <0.025/<0.05 <0.1/<1 Table 10 (Concluded) Electromagnetic E 1 E 2 E 3 Electrostatic discharge - Contact (0,667 µC) 4 kV 4 kV 4 kV Electrostatic discharge - Air (0,132 µC) 8 kV 8 kV 8 kV Radiated RF - AM 3 V/m at (80 to 1 000 MHz) 3 V/m at (1 400 to 2 000 MHz) 1 V/m at (2 000 to 2 700 MHz) 3 V/m at (80 to 1 000 MHz) 3 V/m at (1 400 to 2 000 MHz) 1 V/m at (2 000 to 2 700 MHz) 10 V/m at (80 to 1 000 MHz) 3 V/m at (1 400 to 2 000 MHz) 1 V/m at (2 000 to 2 700 MHz) Conducted RF 3 V at 150kHz to 80MHz 3 V at 150kHz to 80MHz 10 V at 150kHz to 80MHz EFT/B (comms) 500 V 500 V 1 kV Surge (transient ground potential difference) - signal, line to earth 500 V 1 kV 1 kV Magnetic Field (50/60 Hz) 1 AM -1 3 AM -1 30 AM -1 Magnetic Field (60 Hz to 20 000 Hz) ffs ffs ffs NOTES: 1 – Bump: the repetitive nature of the shock experienced by the channel shall be taken into account. 2 – This aspect of environmental classification is installation-specific and should be considered in association with IEC 61918 and the appropriate component specification. 3 – A single dimensional characteristic, i.e. Concentration x 10 -5 , was chosen to unify limits from different standards. TABLE 2: Climatic and chemical and electromagnetic information per MICE environmental conditions. Source: TIA-568.O-D Annex D.