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Siemens SIMATIC S7-1500 Digital Input Module DI 32x24V DC BA

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ManufacturerSiemens

Part number6ES7521-1BL10-0AA0

Channels 32

Voltage 24V DC

Input Delay Typ. 3.2 ms

Input Type 3 (IEC 61131)

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12-month warranty

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32 digital inputs Basic functionality Typical 3.2 ms input delay Input Type 3 compatibility Tool-free push-in connection High channel density

Product description

The Siemens 6ES7521-1BL10-0AA0 is a SIMATIC S7-1500 digital input module (DI) with 32 channels operating at 24V DC, designated as 'BA' for basic functionality. It features a typical input delay of 3.2 ms and is compliant with Input Type 3 (IEC 61131). This module includes a push-in front connector, simplifying installation and wiring.

This module is suitable for standard 32-channel digital input applications in various industrial automation settings where ease of installation and reliable basic I/O are required.

Stanlo Automation, a veteran-owned surplus industrial parts distributor, offers the Siemens 6ES7521-1BL10-0AA0. We provide access to quality surplus components to ensure your automation systems are always operational and efficient.

Technical specifications

Channels	32
Voltage	24V DC
Input Delay	Typ. 3.2 ms
Input Type	3 (IEC 61131)
Grouping	16 channels
Front Connector	Push-in (included)

Common applications

General Automation

Control Panels

Machine Building

Industrial Automation

Production Lines

High-Density I/O

Compatible systems

SIMATIC S7-1500 PLC Systems TIA Portal Engineering Software

Also known as

Siemens S7-1500 DI 32x24V BA SIMATIC DI 32x24V DC BA Siemens 6ES7 521-1BL10-0AA0

Replaces / compatible with

This module serves as a direct replacement for standard 32-channel 24V DC Siemens S7-1500 digital input modules in basic automation tasks.

Technical note

Expert tip

The included push-in front connector simplifies the wiring process for the 32 digital input channels on this module.

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Frequently asked questions

What type of front connector is included with the Siemens 6ES7521-1BL10-0AA0 module?

The Siemens 6ES7521-1BL10-0AA0 digital input module comes supplied with a push-in front connector, which allows for quick and tool-free wiring of the 32 input channels.