
6AV3688-3AY36-0AX0 SIMATIC HMI KP8 PN Key Panel
This entry covers the Siemens 6AV3688-3AY36-0AX0 unit within the Basic HMI category. The device features PROFINET connectivity and configurable digital I/O pins for industrial control applications.
Quick Facts
- Part number
- 6AV3688-3AY36-0AX0
- Brand
- Siemens
- Category
- HMI Panels
- Product type
- HMI Panels
- Lifecycle
- Active Product
- Dimensions
- 18.3 x 10.6 x 6.5 cm
- Net weight
- 0.306 Kg
- Source category
- SIMATIC HMI KP8/KP8F/KP32F
Product Overview
The Siemens 6AV3688-3AY36-0AX0 is recorded as an Active Product within the SIMATIC HMI KP8 series. It serves as a compact interface solution for basic machine monitoring tasks. Review Siemens 6AV3688-3AY36-0AX0 as HMI Panels with source category SIMATIC HMI KP8/KP8F/KP32F, recorded lifecycle Active Product, and submitted model identity.
This key panel integrates eight short-stroke switches equipped with multi-colored LEDs for visual feedback. The design supports direct operator interaction with automated systems via physical input devices.
Technical Review Notes
- The unit operates on a 24 V DC power supply that can be looped through the device connections. Keep dimensions 18.3 x 10.6 x 6.5 cm and net weight 0.306 Kg unchanged while comparing project documents and product image evidence.
- PROFINET interfaces enable network communication for data exchange between the panel and the central controller.
- Eight configurable DI/DO pins provide flexible digital input and output capabilities for various sensor types.
- Multi-colored LEDs accompany each switch to indicate different operational states or alarm conditions clearly.
- Short-stroke switches offer tactile feedback while maintaining a low profile listed for space-constrained panels.
- The net weight is listed as 0.306 Kg, indicating a lightweight construction for easy mounting.
Model Identification
- The part number 6AV3688-3AY36-0AX0 identifies this specific variant of the SIMATIC HMI KP8 PN.
- Normalization removes hyphens to create the identifier 6AV36883AY360AX0 for database matching purposes.
- The product class field remains empty in the source data, focusing on the HMI panel type.
- Lifecycle status is confirmed as Active Product, meaning it is currently supported in the catalog.
Technical Parameters
| Product type | HMI Panels |
|---|---|
| Lifecycle | Active Product |
| Dimensions | 18.3 x 10.6 x 6.5 cm |
| Net weight | 0.306 Kg |
| Source category | SIMATIC HMI KP8/KP8F/KP32F |
Parameters are factual source fields retained for model review.
Parameter Review
- Physical dimensions are recorded as 18.3 x 10.6 x 6.5 cm for enclosure planning purposes.
- STEP 7 V5.5 software is referenced for parameterization of the digital input and output configurations.
- The eight DI/DO pins allow for customizable assignment based on specific machine control requirements.
- Power supply looping capability simplifies wiring by allowing voltage to pass through to other components.
- LED color options provide distinct visual cues for operators without requiring complex display screens.
Catalog Classification
Image & Label Review
- Source images typically show the front faceplate with the eight switch and LED arrangements.
- Side views may illustrate the depth of 6.5 cm relative to standard DIN rail mounts.
- Connection diagrams often highlight the PROFINET port location and terminal blocks for power input.
- Labeling on the unit confirms the part number for verification during installation or maintenance.
Product Image Gallery

Inquiry Preparation
- Review the submitted model against current project documentation to ensure alignment with system requirements.
- Verify the 24 V DC power specifications match the existing electrical infrastructure at the site.
- Check the PROFINET network topology to confirm application context with the central PLC communication standards.
- Confirm the number of required DI/DO points matches the eight configurable pins recorded on this unit.
Category Context
This item falls under the Automation technology branch, specifically within the Basic HMI segment.
It belongs to the Key Panels subgroup, designed for simple manual control and status indication.
The SIMATIC HMI KP8/KP8F/KP32F family offers standardized interfaces for various industrial automation scenarios.
Review Notes
- Ensure all technical parameters are cross-referenced with the latest manufacturer documentation before submission.
- The active lifecycle status suggests ongoing support but does not imply indefinite production review details.
- Dimensional data should be validated against physical space constraints in the control cabinet design.
- Network configuration details must be reviewed to documented seamless integration with existing PROFINET devices.



