PLC | Siemens | 6ES7 223-1BL32-0XB0 S7-1200 Digital I/O SM 1223 6ES7223-1BL32-0XB0

Product Description: Siemens 6ES7223-1BL32-0XB0

The Siemens 6ES7223-1BL32-0XB0 is a digital I/O expansion module from the SIMATIC S7-1200 series, model SM 1223. It features 16 digital inputs (24 V DC) and 16 digital outputs with transistor sourcing (PNP) type. This module enables compact expansion of the I/O capacity of S7-1200 CPUs and is ideal for fast, reliable control of field devices in industrial automation systems. Configuration is performed via the TIA Portal using STEP 7 Basic or Professional.

Key Features

• Digital Inputs: 16 channels, 24 V DC sink/source
• Digital Outputs: 16 channels, transistor (sourcing, PNP)
• Output Switching Capacity: Up to 0.5 A per channel
• Galvanic Isolation: Between channels and backplane bus
• Mounting: DIN rail mounting, directly adjacent to CPU
• Configuration: Via TIA Portal (STEP 7 Basic/Professional)
• Status LEDs: For all input and output channels

Technical Specifications

• System Series: SIMATIC S7-1200
• Module Type: Digital I/O Module (SM 1223)
• Number of Digital Inputs: 16 (24 V DC)
• Number of Digital Outputs: 16 (Transistor, sourcing PNP)
• Input Type: Sink/Source
• Output Current per Channel: Max. 0.5 A
• Isolation: Yes (between I/O and logic)
• Power Supply: Supplied via backplane bus
• Dimensions (W × H × D): 120 mm × 100 mm × 75 mm
• Mounting Position: Vertical on DIN rail
• Protection Class: IP20
• Operating Temperature Range: 0 °C to +55 °C
• Certifications: CE, cULus, RCM, KC

Application Areas

• Digital signal processing in industrial automation
• Control of actuators, solenoids, lights, and indicator devices
• Expansion of S7-1200 systems in modular machinery
• Fast switching applications requiring PNP-type outputs

Advantages

• High-density digital I/O in a single module
• PNP transistor outputs suitable for most industrial actuators
• Seamless integration with TIA Portal engineering tools
• Ideal for space-constrained panels and modular designs