SIEMENS SIPLUS S7-1200 standard CPUs

OverviewSIPLUS standard CPUs

The following CPUs for the SIPLUS S7-1200 are available for an ambient temperature range from -40 °C to +55 °C or from ‑40 °C to +70 °C, as well as versions for extraordinary exposure to media (conformal coating).

  • SIPLUS CPU 1211C: The clever, compact solution.
  • SIPLUS CPU 1212C: The superior, compact solution.
  • SIPLUS CPU 1214C: The compact, high-performance CPU.
  • SIPLUS CPU 1215C: The compact, high-end CPU with even more performance.

Technical specifications

Technical data and environmental conditions

Environmental conditions

SIPLUS extreme

Ambient temperature
range

-40/-20 to +55/+70°C1)

Relative humidity

100%100%
condensation, condensation and ice formation
permitted

Pollutant
concentration

EN60721-3-3 3C4 and ISA S71.04 G1, G2,
G3, GX2)

Continuous exposure

Limit value3)

SO2

4.8 ppm

14.8 ppm

H2S

9.9 ppm

49.7 ppm

Cl

0.2 ppm

1.0 ppm

HCl

0.66 ppm

3.3 ppm

HF

0.12 ppm

2.4 ppm

NH

49 ppm

247 ppm

O3

0.1 ppm

1.0 ppm

NOx

5.2 ppm

10.4 ppm

At RH <75%, condensation permitted

Salt mist

Salt mist test (EN 60068-2-52)

Mechanically active
substances

EN 60721-3-3 3S4

  • Dust
    (suspended solids)

4.0 mg/m2h

  • Dust
    (precipitation)

40 mg/m2h including sand/dust
(“Arizona dust”)

Biologically active substances

EN 60721-3-3 3B2
mold growth,
sponge except fauna

1)Depending on the product family (cut-in temperature -25 °C)

2)ISA –S71.04 severity level GX from October 2010

3)30 min/day