Use Of The Et 200Sp In Zone 2 Potentially Explosive Atmospheres - Siemens SIMATIC ET 200SP User Manual

Protection class according to IEC 61131-2:2007
CPU 1515SP PC (F) fulfils the protection class I and contains parts of protection class II and
III.
The grounding of the mounting rail must meet the requirements for functional earth FE.
The installation location (e.g. enclosure, control cabinet) must have a protective conductor
connection that meets the standard to maintain protection class I.
Degree of protection IP20
Degree of protection IP20 according to IEC 60529, i.e.:
● Protection against contact with standard probe
● Protection against foreign objects with diameters in excess of 12.5 mm
● No protection against water
Rated voltage for operation
CPU 1515SP PC (F) works with the rated voltage and corresponding tolerances listed in the
following table.
Table 10- 11 Rated voltage for operation
Rated voltage
24 V
Static value: Creation as functional extra-low voltage with safe electrical isolation in accordance
1
with IEC 60364-4-41
Dynamic value: including ripple, for example, with three-phase bridge rectification
2
10.6

Use of the ET 200SP in zone 2 potentially explosive atmospheres

See product information Use of subassemblies/modules in a Zone 2 Hazardous Area
(http://support.automation.siemens.com/WW/view/en/19692172).
CPU 1515SP PC (F)
Manual, 05/2017, A5E32701806-AC
10.6 Use of the ET 200SP in zone 2 potentially explosive atmospheres
Tolerance range
19.2 to 28.8 V DC
18.5 to 30.2 V DC
Technical data
1
2
111