Product Overview

SIMATIC S7-1500 Digital Output Module – DQ 16×24 V DC/0.5 A BA (6ES7522-1BH10-0AA0)
A high-performance digital output module for the S7-1500 PLC system. This module features 16 transistor outputs, grouped into two sets of eight, each group capable of handling up to 4 A before safety-oriented shutdown. It supports SIL 2 (EN IEC 62061) and PL d / Cat 3 (EN ISO 13849-1) safety standards. Comes with a push-in front connector.
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Technical Specifications

Output Configuration: 16 digital outputs, arranged in two groups of 8 channels each.
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Output Rating: Each channel delivers up to 0.5 A (resistive load), with a maximum of 4 A per group and 8 A per module.
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Safety Shutdown: Supports safety-oriented load group shutdown to SIL 2 / PLC d / Category 3.
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Power Supply: Nominal 24 V DC (19.2–28.8 V), reverse polarity protected.

Power Characteristics: Consumes up to 30 mA on the input; typical power use from the backplane is 1.15 W; typ. power loss is 2.2 W.
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Outputs: Transistor type; short-circuit protected; 1 A response threshold.
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Switching Capabilities:

ON delay (resistive): max 100 µs

OFF delay: max 500 µs

Switching frequency: resistive – max 100 Hz; inductive – max 0.5 Hz; lamp load – max 10 Hz.
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Cable Distances: Up to 1000 m (shielded) or 600 m (unshielded).
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Diagnostics: Module has RUN, ERROR, and PWR LEDs, plus green channel status indicators. No individual channel diagnostics.
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Product Lifecycle & Ordering Info
Attribute Details
Lifecycle Status Active product (PLM: PM300)
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Lead Time ~1 working day ex-works
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Net Weight 0.312 kg
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Packaging Dimensions 15.10 × 20.40 × 3.70 cm
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Country of Origin Germany
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Connector Included Push-in front connector included
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RoHS Compliance Since 21 October 2013
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WEEE Take-Back Yes
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REACH Compliance Contains lead > 0.1% w/w (Art. 33), safe under proper use
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Engineering Insight

Safety-Critical Output Control
Supports safety-level shutdown capabilities (SIL 2 & PL d), fitting perfectly into industrial automation where safety and reliability are critical.

High-Density Output in Slim Form
Offers 16 output channels within a compact module form, enabling efficient and space-conscious design of control panels.

Rapid, Clean Signal Control
With fast response times and short-circuit protection, this module ensures dependable real-world control over resistive, inductive, and lamp loads.

Effective LED Diagnostics
Module-level and channel status LEDs facilitate quick visual checks for operation and health, aiding diagnostics and maintenance.

Built for Long-Distance Signal Deployment
Supports extensive cable runs (up to 1 km shielded), meeting the needs of large-scale industrial environments or remote actuation.