Thirty-two-key PROFINET operator panel with PROFIsafe and configurable digital I/O.
Siemens 6AV3688-3EH47-0AX0 is the SIMATIC HMI KP32F PN Key Panel for machine-level operator functions. Siemens specifies 32 short-stroke keys with multicolored LEDs, PROFINET interfaces with PROFIsafe, 16 digital inputs plus 16 configurable digital inputs or outputs, and four safety digital-input pins. The 24 V DC supply can be looped through, and parameterization is supported from STEP 7 V5.5. Procurement should verify the complete suffix, panel cutout, 24 V DC supply, PROFINET topology, PROFIsafe addressing, safety project, digital I/O wiring, key labeling, hardware revision and STEP 7 configuration before replacement. A similar-looking key panel may not match the installed safety and I/O configuration.
| Commercial Item | Status |
|---|---|
| Product Condition | Original new |
| Availability | In stock |
| Official Lifecycle | PM300: Active Product |
| Warranty | With 1 year warranty |
| Shipping | Worldwide shipping options available |
Condition, availability and warranty are Stockoems commercial information, not manufacturer commitments.
| Item | Officially Confirmed Data |
|---|---|
| Manufacturer | Siemens |
| Complete Part Number | 6AV3688-3EH47-0AX0 |
| Product Type | SIMATIC HMI KP32F PN Key Panel |
| Keys | 32 short-stroke keys |
| Key Indication | Multicolored LEDs |
| Network | PROFINET interfaces with PROFIsafe |
| Digital I/O | 16 DI plus 16 DI/DQ |
| Safety Inputs | 4 safety DI pins |
| Supply | 24 V DC, loop-through supported |
| Parameterization | STEP 7 V5.5 or later |
| Official Lifecycle | PM300: Active Product |
| Net Weight | 1.871 kg |
| Country of Origin | GERMANY |
| Application Context | Required Review |
|---|---|
| Machine operator station | Confirm key labeling, LED functions and the installed operator-control sequence. |
| PROFINET panel integration | Match network ports, device naming, addressing and topology. |
| PROFIsafe functions | Review the safety project, F-address and validated machine-safety requirements. |
| Digital I/O replacement | Verify DI and DI/DQ wiring, supply distribution and terminal arrangement. |
Compare 6AV3688-3EH47-0AX0 character by character with the product label.
Verify mounting cutout, enclosure clearance and fastening arrangement.
Review PROFINET topology, PROFIsafe address and the safety project.
Match the 16 DI, 16 DI/DQ and four safety DI connections.
Confirm 24 V DC loop-through and STEP 7 V5.5 or later parameterization.
Review front, nameplate, rear interface, packaging and condition photographs.
It is the SIMATIC HMI KP32F PN Key Panel with 32 short-stroke keys and multicolored LEDs.
Siemens specifies PROFINET interfaces with PROFIsafe.
The panel provides 16 digital inputs, 16 configurable digital inputs or outputs and four safety digital-input pins.
No. Siemens lists the exact order code as PM300: Active Product.
Siemens states parameterization is supported from STEP 7 V5.5; the installed project and safety configuration must also be reviewed.
Verify the suffix, cutout, supply, network, PROFIsafe address, safety project, I/O wiring, key labels and hardware revision.
Send us the complete part number, required quantity, destination country and product label photos. Our team will check availability, condition, compatibility requirements and shipping options.
Email: sales6@apterpower.com | WhatsApp: +86 18159889985
We compare the complete part number, every suffix character and available label evidence against the inquiry.
Visible housing, terminals, seals and packaging are reviewed where inspection evidence is available.
Engineers compare the stated system, interface, power, signal, connector and project requirements before quotation.
Clear product, nameplate and connector photographs support identity and visible-condition checks.
| Service Stage | What It Covers |
|---|---|
| Protective packaging | Product shape, terminal areas and shipping distance guide cushioning and outer-carton handling. |
| Worldwide shipping | Available freight options are coordinated for the destination country without promising an unconfirmed delivery date. |
| Shipment tracking | Tracking information is shared after carrier acceptance when available for the selected route. |
| Customs documentation | Commercial and shipping documents are prepared according to confirmed order and destination details. |
| Written warranty terms | Scope and applicable terms are recorded with the commercial order documentation. |
| Return authorization process | Buyers contact the service team with order records and evidence before any return is arranged. |
| After-sales response | The team reviews order identity, documented issue details and available photos to coordinate the next step. |
The process begins with label verification and a visible-condition review, continues through documented compatibility checks, and finishes with protective packaging, logistics coordination and document preparation. Stockoems combines purchasing communication with engineering-oriented order review so direct users, buyers and maintenance teams can work from the same part-number and evidence record. After shipment, questions are handled through the recorded order and after-sales communication channel.
Look for complete model verification, clear commercial terms, traceable contact information, product-label evidence and a documented process for packaging, shipment and after-sales communication.
Request the complete part number, stated condition, available label photos, warranty terms, shipping method, customs-document scope and return authorization process in writing.
Verify interfaces, connectors, electrical configuration, hardware revision, firmware or software requirements, mounting arrangement and the exact installed-system context.
Common warning signs include shortened model numbers, unclear condition, refusal to provide label evidence, unsupported compatibility claims, guaranteed delivery without route confirmation and missing written warranty or return terms.
Share the complete part number, quantity, destination country and available label photos for an availability, condition, compatibility and shipping review.
Email: sales6@apterpower.com | WhatsApp: +86 18159889985
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Email: sales6@apterpower.com | WhatsApp: +86 18159889985
