32 DIGITAL POINTS · 24 VDC · TRANSISTOR OUTPUTS
Siemens 6ES7223-1BL32-0XB0 SIMATIC S7-1200 SM 1223 Digital I/O Module
The high-density transistor SM 1223 with sixteen inputs and sixteen 0.5 A outputs.
Product Identification
6ES7223-1BL32-0XB0 concentrates sixteen 24 VDC inputs and sixteen 24 VDC transistor outputs in one S7-1200 signal module. All sixteen inputs use IEC Type 1 characteristics, while the sourcing outputs are rated at 0.5 A per point.
The module’s 185 mA maximum backplane draw, output-group current and external protection must be included in the station design. Input filter values remain parameterizable in the STEP 7 hardware configuration.
Engineering Data
Functions
Thirty-two digital points
Adds equal high-density input and output capacity in one SM 1223 position.
Fast DC output stage
Transistor switching suits 24 VDC machine signals that need quicker response than relay contacts.
Tunable input filtering
Each installation can balance response and electrical noise through STEP 7 parameters.
Point status visibility
Front LEDs help correlate field states, program logic and output commands during service.
About IndustryParts
https://www.industryparts.com/Exact identity before quotation
IndustryParts prepares 6ES7223-1BL32-0XB0 enquiries around the complete manufacturer label, requested quantity and destination. For controlled replacements, include the host-system record, field photographs and configuration evidence that apply to this exact execution.
Applications
High-density machine I/O
Connecting sixteen sensors and sixteen DC actuators around an S7-1200 controller.
Distributed panel consolidation
Reducing module count where a 16/16 point balance matches the terminal schedule.
Fast sequencing
Handling suitable DC solenoids and indicators that benefit from transistor output timing.
Lifecycle
Freeze the baseline
Export the device configuration, filters, addresses and startup settings before changing hardware.
Audit capacity
Check backplane draw, field-supply current, output-group loads and external protective devices.
Validate 32 points
Stimulate all inputs and command all outputs while recording channel mapping and safe-state behavior.
FAQ
Q01
What is the main selection distinction for 6ES7223-1BL32-0XB0?
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It is the sixteen-input, sixteen-output transistor SM 1223, not the 1PL32 relay version.
Q02
Which information prevents a wrong 6ES7223-1BL32-0XB0 spare?
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Use the complete order number, hardware catalog entry, point count, output technology, backplane load and field-wiring record.
Q03
How should 6ES7223-1BL32-0XB0 output loading be reviewed?
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Document current per point and per output group, inductive suppression, cable condition and the external protection sized for the DC circuits.
Q04
Can 6ES7223-1BL32-0XB0 input filters be restored from the label?
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No. The filter times are project parameters, so the approved STEP 7 archive is required.
Q05
What is a practical 6ES7223-1BL32-0XB0 commissioning sequence?
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Check the 24 VDC supply first, then prove each input, each output, address mapping, diagnostic status and the machine safe-state sequence.
Send the complete 6ES7223-1BL32-0XB0 label, requested quantity and destination.

