Discrete I/O Automation Solution — SIEMENS 6ES7131-4BD01-0AA0 | ET 200S Series
The SIEMENS 6ES7131-4BD01-0AA0 is a 4-channel 24 VDC digital input module designed for the ET 200S distributed I/O system. Engineered for high-density, modular machine control, this module is the go-to choice for engineers building reliable discrete signal acquisition layers in industrial automation systems. Available at Konmask.com in a Pack of 5 for project-scale procurement.
Where This Product Is Used
This module is deployed across a wide range of industrial environments where distributed digital signal acquisition is critical:
- Automotive Assembly Lines — Sensor feedback loops for robotic welding stations, conveyor interlocks, and part-presence detection.
- Packaging Machinery — End-of-line detection, reject gate control, and fill-level sensor integration.
- Food & Beverage Processing — Hygienic-area proximity sensing with IP20-rated cabinet mounting via ET 200S racks.
- Pharmaceutical Manufacturing — Validated discrete I/O for batch process control under GMP environments.
- Water Treatment & Utilities — Remote I/O nodes for pump status, valve position feedback, and alarm inputs.
- Machine Tool & CNC — Limit switch and door interlock signal acquisition integrated into SIMATIC S7-300/400/1500 architectures.
- Building Automation & HVAC — Distributed sensor nodes for large-footprint facilities using PROFIBUS DP or PROFINET backbones.
Technical Specifications
- Part Number: 6ES7131-4BD01-0AA0
- Series: SIMATIC ET 200S
- Module Type: Digital Input (DI)
- Number of Channels: 4 × DI
- Input Voltage: 24 VDC
- Input Current (per channel): Typ. 4 mA
- Signal Delay: 0.05 ms / 3 ms / 15 ms (configurable)
- Isolation: Optocoupler isolation between field and backplane
- Backplane Bus: ET 200S internal bus
- Mounting: On ET 200S terminal module (e.g., TM-E15S24-01)
- Dimensions (W × H × D): 15 mm × 81 mm × 52 mm
- Weight: Approx. 40 g
- Operating Temperature: 0 °C to +60 °C
- Storage Temperature: −40 °C to +70 °C
- Degree of Protection: IP20
- Certifications: CE, UL, cULus, ATEX (Zone 2)
- Compatible Systems: SIMATIC S7-300, S7-400, S7-1500 via ET 200S IM 151-x interface modules
Why Engineers Specify This Model
- Ultra-slim 15 mm pitch — Maximizes channel density in compact control cabinets without sacrificing wiring access.
- Configurable input delay — Eliminates contact bounce from mechanical switches without external filtering hardware.
- Hot-swap capable — Modules can be replaced under power when used with appropriate terminal modules, minimizing downtime.
- Seamless STEP 7 / TIA Portal integration — GSD/GSDML files natively supported; no custom driver development required.
- ATEX Zone 2 approval — Suitable for use in potentially explosive atmospheres when installed per directive requirements.
- Proven field reliability — Part of the SIMATIC ET 200S platform with millions of installed nodes globally across two decades.
Complete System Bill of Materials
To deploy the 6ES7131-4BD01-0AA0 in a functional ET 200S node, the following components are typically required:
- Interface Module: 6ES7151-1AA05-0AB0 (IM 151-1 Standard, PROFIBUS DP) or 6ES7151-3AA23-0AB0 (IM 151-3 PN, PROFINET)
- Terminal Module: 6ES7193-4CA40-0AA0 (TM-E15S24-01) — one per DI module
- Power Module: 6ES7138-4CA01-0AA0 (PM-E 24VDC) — for field-side power supply
- End Cover: 6ES7193-4GA00-0AA0
- DI Module (this item): 6ES7131-4BD01-0AA0 × 5 (this pack)
- Optional Shield Terminal: 6ES7390-5AA00-0AA0 for shielded cable grounding
Contact support@konmask.com for complete BOM quotations and system design assistance.
Compliance & Industry Standards
- CE Marking: EMC Directive 2014/30/EU; Low Voltage Directive 2014/35/EU
- UL / cULus Listed: UL 508 (Industrial Control Equipment)
- ATEX: II 3 G Ex nA IIC T4 Gc (Zone 2 explosive atmosphere)
- IEC 61131-2: Programmable controllers — Equipment requirements and tests
- RoHS Compliant: Directive 2011/65/EU
- PROFIBUS: EN 50170 / IEC 61158
- PROFINET: IEC 61158 / IEC 61784 (when used with PN interface modules)
Quality Assurance & Sourcing
- Authentic Parts: All modules sourced through verified industrial distribution channels. Counterfeit-free guarantee.
- Pre-shipment Inspection: Each unit visually inspected for label integrity, connector condition, and packaging seal.
- Traceability: Batch and date codes recorded for every shipment. Documentation available on request.
- Packaging: Original SIEMENS anti-static packaging preserved where possible; ESD-safe repackaging applied for multi-unit packs.
- Warranty: 12-month replacement warranty against manufacturing defects.
How to Source This Part
- Pack of 5 — Ready to Ship: Add to cart directly from this page for standard lead times.
- Larger Quantities / Project Orders: Email support@konmask.com with your project BOM for volume pricing and consolidated shipping.
- Urgent / Emergency Orders: Call or WhatsApp +0086 19859288691 for same-day quotation and expedited dispatch options.
- Cross-border Procurement: We ship internationally with full commercial invoice and packing list documentation for customs clearance.
Application-Specific FAQ
Q: Can this module be used with SIMATIC S7-1500 controllers?
A: Yes. The ET 200S system connects to S7-1500 via PROFINET using the IM 151-3 PN interface module. The 6ES7131-4BD01-0AA0 DI module is fully compatible within this architecture.
Q: What terminal module is required for this DI module?
A: The TM-E15S24-01 (6ES7193-4CA40-0AA0) is the standard terminal module. It provides the 24 VDC field-side connection and mechanical mounting for the DI module.
Q: Is this module suitable for ATEX Zone 1 applications?
A: No. The 6ES7131-4BD01-0AA0 is rated for Zone 2 (Ex nA) only. For Zone 1 applications, consult SIEMENS for Ex ia or Ex ib rated alternatives.
Q: Can I mix DI and DO modules on the same ET 200S rack?
A: Yes. The ET 200S system supports mixed DI, DO, AI, AO, and specialty modules on a single rack, subject to the interface module’s maximum module count and current budget.
Q: What is the maximum number of DI modules per ET 200S station?
A: Up to 63 modules per station (subject to interface module type and power budget). Refer to the ET 200S system manual (A5E00515771) for detailed configuration rules.
Q: Do you provide STEP 7 or TIA Portal hardware configuration files?
A: GSD/GSDML files are available from the SIEMENS Industry Online Support portal. Contact us if you need assistance locating the correct file version for your project.
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Contact: support@konmask.com | +0086 19859288691
