Product Overview

SIMATIC S7-300 Digital Output SM 322, Isolated, 8 DO, 24 V DC, 2A, 1x 20-pole

This high-performance digital output module provides eight isolated digital outputs with robust 24V DC switching capability. Each output channel delivers up to 2A of current, making it ideal for controlling high-power actuators, solenoid valves, contactors, and other industrial equipment requiring reliable switching performance in SIMATIC S7-300 automation systems.

Key Features

• Output Channels: 8 isolated digital outputs with 2A per channel
• Operating Voltage: 24 V DC (20.4 - 28.8 V DC range)
• High Current Capability: Suitable for heavy-duty industrial loads
• Transistor Outputs: Solid-state switching with configurable polarity
• Connection: 1x 20-pole connector for secure signal connections
• Protection: Short-circuit protection and overload detection
• Status Indication: Individual channel status monitoring

Technical Specifications

• Article Number: 6ES7322-1BF01-0AA0
• Output Current: 2A per channel, 24 V DC
• Response Time: 0.1 - 0.5ms signal delay
• Isolation: Galvanic isolation between channels and system
• Net Weight: 0.235 kg
• Packaging Dimensions: 12.80 x 15.00 x 5.00 cm
• Country of Origin: Germany
• EAN: 4025515060895

Applications & Load Compatibility

• Heavy-Duty Control: High-power solenoid valves, hydraulic actuators, and motor starters
• Process Automation: Pump control, conveyor systems, and material handling equipment
• Industrial Systems: Machine control, power distribution, and safety interlock circuits
• Load Types: Resistive, inductive, and capacitive loads up to 2A per channel
• Suitable for: DC contactors, power relays, heating elements, and industrial lighting

Compliance & Safety

• RoHS Compliance: Compliant since 31.03.2008
• ATEX Certification: Gas explosion protection, Category 3G
• Product Lifecycle: PM400 - Product phase-out announced (since 01.10.2023)
• WEEE Directive: Take-back obligation applicable
• REACH Compliance: Contains lead substances >0.1% w/w (safe when used as intended)

Installation & Diagnostics

• System Integration: Seamless integration with SIMATIC S7-300 systems
• Configuration: Software-configurable output parameters through STEP 7
• Diagnostics: Individual channel monitoring, fault detection, and system integration
• Maintenance: Easy module replacement with comprehensive diagnostic capabilities
• Protection Features: Overload protection, wire break detection, and surge protection

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Technical Datasheet

Product Information

SM 322 Digital Output Modules Family