Technical specifications
15.6 Use of the S7-1500/ET 200MP in zone 2 hazardous areas
Degree of protection IP20
Degree of protection IP20 in accordance with IEC 60529 for all modules of the S7-1500
automation system/ET 200MP distributed I/O system, i.e.:
● Protection against contact with standard test finger
● Protection against foreign objects with diameters in excess of 12.5 mm
● No protection against water
Rated voltage for operation
The S7-1500 automation system/ET 200MP distributed I/O system works with the rated
voltages and corresponding tolerances listed in the following table.
Note the supply voltage of each module when selecting the rated voltage.
Table 15- 10 Rated voltage of all modules of the S7-1500 automation system/ET 200MP distributed
rated voltage
24 V DC
48 V DC
60 V DC
120 V AC
230 V AC
Static value: Creation as functional extra-low voltage with safe galvanic isolation according to
1
IEC 60364-4-41.
15.6
Use of the S7-1500/ET 200MP in zone 2 hazardous areas
Reference
See product information Deployment of the modules in zone 2 hazardous atmospheres
(http://support.automation.siemens.com/WW/view/en/19692172).
216
I/O system for operation
Tolerance range
19.2 V DC to 28.8 V DC
1
40.8 to 57.6 V DC
51.0 to 72.0 V DC
93 V AC to 132 V AC
187 V AC to 264 V AC
System Manual, 12/2014, A5E03461182-AC
Automation system