Siemens 6ES7521-1BL00-0AB0

Part Number: 6ES7521-1BL00-0AB0

Product Type: Digital Input Module

Product Family: SIMATIC S7-1500

Module Type: DI 32 × 24 V DC HF

Number of Channels: 32 digital inputs

Channel Grouping: 2 groups of 16 channels

Special Functions: 2 inputs usable as counters

Input Delay: 0.05 to 20 ms (parameterizable)

Input Type: Type 3 (IEC 61131)

Diagnostics: Integrated diagnostics

Interrupt Capability: Supports hardware interrupts

Front Connector: Front connector required (screw terminals or push-in type, ordered separately)

Application: High-feature digital input module for SIMATIC S7-1500 systems, suitable for fast signal acquisition, diagnostics, and interrupt-driven control in industrial automation applications

Condition & Warranty: Factory warranty may not apply. Seller warranty applies.