6ES7521-1BL10-0AA0 New Original Siemens S7-1500 Plc Programming Controller module

2. Key Selling Points

1. 32-Channel Digital Input Module: Designed for the SIMATIC S7-1500 PLC system, provides 32 channels of 24V DC digital inputs for acquiring field signals from pushbuttons, limit switches, sensors, and other binary devices.
2. Switchable Sink/Source Inputs: Each input can be configured as sink (NPN) or source (PNP), ensuring compatibility with various field device types and enhancing wiring flexibility.
3. High Channel Density: Integrates 32 digital inputs in a standard S7-1500 module size, saving control cabinet space and enabling compact, high-density I/O configurations.
4. Channel-Level Diagnostics: Supports wire break detection and channel-level diagnostics, allowing fast fault identification via LED indicators or TIA Portal for reduced downtime.
5. Fast Response & Process Interrupts: Fast input response time (typ. 0.2 ms), with support for hardware process interrupts and configurable input filtering—ideal for time-critical applications.
6. Electrical Isolation: Inputs are galvanically isolated in 4 groups (8 channels per group), improving noise immunity and system reliability in demanding industrial environments.
7. Seamless TIA Portal Integration: Fully compatible with Siemens TIA Portal for intuitive configuration, parameterization, commissioning, and remote diagnostics—accelerating engineering and maintenance tasks.
8. Wide Operating Temperature Range: Reliable operation from -25°C to +60°C, making it suitable for harsh industrial applications and extreme ambient conditions.