SIEMENS 6ES5927-3KA13 – CPU Communication Processor Control Board | SIMATIC S5
Engineering Background
The SIEMENS 6ES5927-3KA13 is a CPU communication processor (CP) control board designed for the SIMATIC S5 programmable logic controller platform — one of Siemens’ most enduring industrial automation architectures. Engineered in Germany to IEC/EN industrial standards, this module served as the backbone of distributed I/O communication and inter-CPU data exchange in demanding process and manufacturing environments throughout the 1990s and 2000s.
Product Positioning
Targeted at maintenance engineers, system integrators, and procurement specialists managing legacy SIMATIC S5 installations, the 6ES5927-3KA13 provides a verified, drop-in replacement or spare-parts solution. Konmask.com sources this module through audited supply channels, ensuring authenticity and functional integrity for critical production continuity.
Complete Technical Specifications
| Parameter | Value |
|---|---|
| Part Number / SKU | 6ES5927-3KA13 |
| Product Family | SIMATIC S5 |
| Module Type | CPU Communication Processor (CP) Control Board |
| Manufacturer | SIEMENS AG |
| Country of Origin | Germany (DE) |
| Form Factor | S5 Subrack plug-in module |
| Bus Interface | SIMATIC S5 backplane bus |
| Communication Protocol | SINEC H1 / Industrial Ethernet (model-dependent) |
| Operating Voltage | 5 VDC (via backplane) |
| Operating Temperature | 0 °C to +60 °C |
| Storage Temperature | -40 °C to +70 °C |
| Relative Humidity | 5% – 95% (non-condensing) |
| Weight | 2,850 g |
| Compliance | CE, UL (original Siemens certification) |
| Condition | New / Refurbished / Tested (specify on order) |
Proven Application Environments
- Automotive Manufacturing: Body-in-white welding lines, paint shop conveyors, and press automation using SIMATIC S5-115U / S5-135U / S5-155U controllers.
- Chemical & Petrochemical Plants: Distributed control of reactor loops, valve sequencing, and safety interlock systems.
- Power Generation & Utilities: Turbine control, substation automation, and grid-tie protection relay coordination.
- Food & Beverage Processing: Batch control, CIP (Clean-in-Place) sequencing, and packaging line synchronization.
- Water Treatment Facilities: SCADA-integrated pump station control and dosing system management.
- Steel & Metal Processing: Rolling mill drive coordination and furnace temperature regulation.
Engineering Advantages
- Direct S5 Compatibility: Plug-and-play replacement within existing SIMATIC S5 subrack configurations — no firmware migration required.
- Robust Industrial Design: Conformal-coated PCB withstands vibration, humidity, and airborne contaminants typical of heavy industrial environments.
- Proven Long-Term Reliability: Siemens S5 hardware is renowned for multi-decade operational lifespans; this module maintains that legacy.
- Reduced Downtime Risk: Stocking a verified spare eliminates extended lead times during unplanned failures on legacy lines.
- Full Diagnostic Support: Compatible with STEP 5 programming software for fault diagnostics and communication parameter configuration.
System Architecture & Signal Flow
The 6ES5927-3KA13 installs into the SIMATIC S5 central controller subrack and communicates via the S5 internal bus. As a communication processor, it manages data exchange between the S5 CPU and external network nodes — including other PLCs, SCADA hosts, or HMI panels — over the configured industrial network (SINEC H1 or equivalent). The module handles packet framing, error detection, and acknowledgment independently, offloading communication overhead from the main CPU and ensuring deterministic cycle times for the control program.
Sourcing & Quality Verification
All SIEMENS 6ES5927-3KA13 units offered by Konmask.com undergo the following verification process before dispatch:
- Visual inspection: PCB integrity, connector condition, label authenticity
- Functional power-on test where applicable
- Cross-reference against Siemens original part documentation
- Anti-static packaging with humidity indicator card
- Traceability documentation available on request
Procurement Process
- Inquiry: Submit your RFQ via the product page or email support@konmask.com with quantity and required condition (new / refurbished / tested).
- Quotation: Receive a formal quotation with lead time, unit price, and shipping options within 24 business hours.
- Order Confirmation: Confirm PO; payment via T/T, PayPal, or other agreed terms.
- Dispatch: Shipped with tracking via DHL / FedEx / UPS. Export documentation (commercial invoice, packing list, COO) included.
- After-Sales: 90-day warranty on tested units. Technical support available via email or WhatsApp.
Technical FAQ
Q: Is the 6ES5927-3KA13 compatible with SIMATIC S5-115U?
A: Yes. The module is designed for the SIMATIC S5 subrack bus and is compatible with S5-115U, S5-135U, and S5-155U central controllers, subject to slot and configuration requirements.
Q: What programming software is required?
A: STEP 5 (v7.x) is the standard programming environment. Communication parameters are configured via the CP configuration tool within STEP 5.
Q: Can this module be used as a direct replacement for a failed unit?
A: Yes, provided the replacement unit carries the same order number (6ES5927-3KA13). Always verify the firmware version if your application has specific version dependencies.
Q: Do you provide a certificate of conformity?
A: Traceability and inspection documentation are available on request. Original Siemens CE/UL certifications apply to the hardware as manufactured.
Q: What is the typical lead time?
A: In-stock units ship within 1–3 business days. Out-of-stock items typically have a 2–4 week sourcing lead time.
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