Siemens 6ES7521-7BH00-0AB0 Programmable Logic Controller
The Siemens 6ES7521-7BH00-0AB0 Programmable Logic Controller offers 16 digital inputs with a 24 V DC rating and parameterizable input delay. This module includes isochronous mode up to 250 Β΅s, integrated counting up to 20 kHz, pulse stretching, chatter monitoring, and hardware interrupts. It belongs to the Siemens PLC family and connects naturally with the Siemens Programmable Logic Controller architecture within the Simatic S7-1500 series, using a front connector and DIN-rail mounting.
| Brand | Siemens |
| Product Type | Programmable Logic Controller |
| Product | 6ES7521-7BH00-0AB0 |
Siemens 6ES7521-7BH00-0AB0 Programmable Logic Controller - Technical Specifications
| Specification | Value |
|---|---|
| Product Description | SIMATIC S7-1500, digital input module DI 16x24 V DC AUX; 16 channels in groups of 8; for 24 V encoder; sensor supply 24 V DC; input type 2 (IEC 61131); input delay parameterizable 0.05..20 ms; isochronous mode up to 250 Β΅s; integrated counting function up to 20 kHz; pulse stretching; chatter monitoring; signal inversion diagnostics; hardware interrupts: front connector (screw terminals or push-in) and, if applicable, order shield set separately |
| Product family | SM 521 digital input modules |
| Product Lifecycle (PLM) | PM300:Active Product |
| PLM Effective Date | 219 / 219 |
| Region Specific PriceGroup / Headquarter Price Group | Show prices |
| Metal Factor | AL : N / ECCN : 9N9999 |
| Net Weight (kg) | 14,90 x 15,30 x 4,30 |
| Packaging Dimension | CM |
| Package size unit of measure | 1 Piece |
The Siemens 6ES7521-7BH00-0AB0 Programmable Logic Controller digital input module provides 16 input channels, a 24 V DC input range, and configurable input delay for precise signal handling. This Siemens model operates within the Simatic S7-1500 series and supports isochronous operation, counting up to 20 kHz, and diagnostic features suited for industrial automation environments.
The Siemens 6ES7521-7BH00-0AB0 model is commonly used in conveyor controls, packaging machinery, automated assembly lines, and factory process panels. Its stable input processing, support for hardware interrupts, and DIN-rail mounting help maintain reliable system performance in continuous industrial applications where accurate digital signal acquisition is required.
The Siemens 6ES7521-7BH00-0AB0 PLC module maintains consistent operation through its 16-channel design, 24 V DC input compatibility, and interrupt-driven functionality. Siemens ensures dependable integration within industrial machines, making this model suitable for varied automation tasks. Its compatibility with the Simatic S7-1500 series supports long-term reliability and structured control architecture for demanding industrial use.
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