Siemens Simatic S7-300 Instrukcja Obsługi Pobierz pdf (Strona 30)

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General technical data

1.8 Environmental conditions for the operation of SIPLUS S7-300 modules

S7-300 Module data

30 Manual, 02/2013, A5E00105505-08

Environmental conditions

Operating category: to IEC 721 -3-3, Class 3K5.

The SIPLUS S7-300 modules may also be used under the following climatic, chemical,

biological and mechanical environmental conditions:

Table 1- 4 SIPLUS S7-300 Modules: Environmental conditions

Environmental conditions Permitted range

Temperature:

Horizontal mounting position:

Vertical mounting position:

-25 °C to +60 °C/70°C

0°C to +40 °C

Relative humidity 5 ... 100%, moisture consdensation/condensation permissible

Resistance against biologically active substances Conformity with EN 60721-3-3, Class 3B2 mildew, fungi and

sponge spores (excluding fauna)

Resistance against chemically active substances Conformity with EN 60721-3-3, Class 3C4 incl. salt mist and

ISA –S71.04 severity level G1; G2; G3; GX

1)2)

Resistance against mechanically active substances Conformity with EN 60721-3-3, Class 3S4 incl. conductive

sand, dust

Air pressure in relation to

ambient temperature - air pressure - installation altitude

- 25 ... +60/70 °C at 1080 to 795 hPa ≙ -1000 to +2000 m

- 25 ... +50/60°C at 795 to 658 hPa ≙ +2000 to +3500 m

- 25 ... +40/50°C at 658 to 540 hPa ≙ +3500 to +5000 m

Certificate of suitability as approval for rail application --> Partly EN 50155 T1 Cat1 Cl A/B

ISA –S71.04 severity level GX: Dauerbelastung/long-term load: SO2 < 4.8 ppm; H2S < 9.9 ppm; Cl < 0.2 ppm;

HCl < 0.66 ppm; HF < 0.12 ppm; NH < 49 ppm; O3 < 0.1 ppm; NOX < 5.2 ppm

limit value (max. 30 min/d): SO2 < 14.8 ppm; H2S < 49.7 ppm; Cl < 1.0 ppm; HCl < 3.3 ppm; HF < 2.4 ppm;

NH < 247 ppm; O3 < 1.0 ppm; NOX < 10.4 ppm

When operated in harmful gas environments, the supplied plug covers must remain on the non-used port.

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