Siemens SIMATIC ET 200SP - Page 13

Ex-DQ 2x23.1VDC/20mA
Ex-DQ 2x23.1VDC/20mA
A5E50377641-AC, 04/2024
13
The maximum current requirement of the I/O module can be found in the technical
specifications.
Permissible output current of the Ex power module > ∑ I
max of all I/O modules of
the respective potential group
Commissioning
• You must observe the national regulations during commissioning.
• You must observe the guidelines according to DIN EN IEC 60079-17 for functional
checks.
Derating
The table shows the maximum permissible output current for the Ex-Power Module
depending on the installation position and the ambient temperature.
Mounting position
Ambient temperature
Output current
Horizontal installation
From -40 °C to 60 °C
0.8 A
From -40 °C to 70 °C
0.6 A
Vertical installation
From -40 °C to 50 °C
0.8 A
From -40 °C to 60 °C
0.6 A