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Siemens SIMATIC 6ES5421-8MA12

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6ES5421-8MA12

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The Siemens 6ES5421-8MA12 is a digital input module featuring eight individual input channels designed for efficient signal detection. It operates on a rated input voltage of 24 VDC and provides clear distinctions between signal states.

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Technical specifications for 6ES5421-8MA12

ManufacturerSiemens
Product TypeDigital Input Module
Product LineSIMATIC
Part Number6ES5421-8MA12
Number of Input Channels8 inputs
Electrical IsolationNo
Rated Input Voltage24 VDC
Input Current7 mA
Voltage Range for '0' Signal0 to 5V DC
Voltage Range for '1' Signal13 to 33V DC
Power Loss1.6 W
Min. Operating Temperature0°C
Max. Operating Temperature60°C
Min. Storage Temperature-40°C
Max. Storage Temperature70°C
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The 6ES5421-8MA12 from Siemens is categorized as a digital input module within the SIMATIC series. This compact device is equipped with eight input channels, providing a straightforward solution for capturing digital signals from various sources. It operates under a standard input voltage of 24 VDC and draws an input current of 7 mA. The module does not feature electrical isolation, which is significant for application considerations.

Signal states on this module are clearly defined: a '0' state is indicated by a voltage between 0 and 5V DC, whereas a voltage reading within the range of 13 to 33V DC confirms a '1' signal. The module generates a power loss of 1.6 W during normal operation. Environmental specifications highlight its capability: the operating temperature can vary from a minimum of 0°C to a maximum of 60°C, making it appropriate for standard industrial environments. When stored, the module can endure a temperature range from -40°C to 70°C, underscoring its robustness in varying conditions. The robust design of the 6ES5421-8MA12 enables reliable digital input functionality suitable for numerous automated systems.