Exact product identification
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Siemens SIMATIC S7-1200 SM 1223 8 DI / 8 Relay DO 6ES7223-1PH32-0XB0
6ES7223-1PH32-0XB0
SIMATIC S7-1200 SM 1223 digital I/O signal module with eight 24 V DC sink/source inputs and eight relay outputs rated at 2 A.
- Availability
- In Stock
- Manufacturer
- Siemens
- Condition
- New Original
- SKU
- 6ES7223-1PH32-0XB0
- Lifecycle
- Active
12 months warranty
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Independent supplier: Xindustra is not an authorized distributor, reseller, or representative of Siemens. Brand names are used for identification and compatibility purposes only. Read disclaimer
Technical specifications
Verified Siemens technical and ordering data for article number 6ES7223-1PH32-0XB0.
Product identification
- Siemens article number
- 6ES7223-1PH32-0XB0
- Product type
- SM 1223 DI 8x24 V DC, DQ 8x relay
- Product family
- SM 1223 digital input/output modules
- Controller platform
- SIMATIC S7-1200 Classic
- Product lifecycle
- PM300: Active Product; phase-out effective 2026-11-01
- EAN
- 6940408101999
- Degree of protection
- IP20
Compatibility and applications
Confirm the complete manufacturer part number and target system requirements before ordering or replacing an installed component.
System and engineering fit
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Platform
SIMATIC S7-1200 Classic platform
This SM 1223 is an S7-1200 signal module used to add eight 24 V DC digital inputs and eight relay outputs to a compatible S7-1200 station.
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Installation
Input wiring, relay loads and front connector
Confirm sink/source input wiring, relay contact voltage, load type and current, suppression requirements and the required front connector against Siemens documentation.
For a replacement, match the complete 6ES7223-1PH32-0XB0 article number and verify input wiring, relay contact ratings, channel mapping, terminal assignment and hardware configuration before installation.
Downloads and documentation
Official Siemens documentation for this exact order number and its S7-1200 platform.
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Condition options
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Documentation support
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Product questions
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What I/O does 6ES7223-1PH32-0XB0 provide?
The SM 1223 module provides eight sink/source digital inputs for 24 V DC signals and eight relay outputs rated at 2 A.
Which load voltages can the relay contacts switch?
Siemens specifies contact voltage ranges of 5 to 30 V DC and 5 to 250 V AC, subject to the documented load and switching limits.
What relay operating life is specified?
Siemens lists up to 10 million mechanical operating cycles and up to 100,000 cycles at rated load. Actual service life depends on the connected load and switching conditions.
What should be checked when replacing this module?
Match the complete article number and verify the S7-1200 hardware configuration, sink/source input wiring, relay voltage and load type, channel mapping, terminal assignment and required front connector.
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