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Siemens SIMATIC SC Electronic Submodule 6ES7121-1FA00-0AA0

Siemens SIMATIC SC Electronic Submodule with 1 Digital Input, AC 115/230V.

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ManufacturerSiemens
Part number6ES7121-1FA00-0AA0
Type Electronic Submodule
Channels 1 DI
Voltage AC 115/230V
Series SIMATIC SC
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1 Digital Input AC 115/230V operation SIMATIC SC compatible Compact design Reliable signal acquisition
Product description

The Siemens 6ES7121-1FA00-0AA0 is a SIMATIC SC (System Compact) electronic submodule designed for one digital input. It operates on AC voltages of 115/230V. This submodule is a crucial component for expanding the input capabilities of Siemens automation systems.

This digital input submodule is typically used in control systems for monitoring on/off states of external devices or signals. Applications span across various industries including manufacturing, building automation, and machine control, where reliable AC signal acquisition is required.

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Technical specifications
TypeElectronic Submodule
Channels1 DI
VoltageAC 115/230V
SeriesSIMATIC SC
Common applications
Industrial control
Machine automation
Building automation
Signal monitoring
Process automation
Compatible systems
SIMATIC SC systems
Also known as
SIMATIC SC submodule 6ES7121-1FA00-0AA0 Siemens digital input module
Replaces / compatible with
This submodule is designed as an expansion for SIMATIC SC systems, providing a single AC digital input.
Technical note
Expert tip
Ensure the AC voltage source connected to this submodule is within the specified 115/230V range to prevent damage and ensure proper operation.
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Frequently asked questions
What voltage range does the Siemens 6ES7121-1FA00-0AA0 submodule support?
The Siemens 6ES7121-1FA00-0AA0 SIMATIC SC electronic submodule supports AC input voltages of 115/230V. It is designed for acquiring one digital input signal within this range.
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