Implementing 3-Switch XOR Ladder Logic with Internal Bit
Implement a 3-SPST switch XOR light circuit in LogixPro or RSLogix 500 using an internal relay bit. Includes truth tables, boolean equations, and verified.
Description
The 6ES7647-8BA21-7CA1 is a high-performance SIMATIC IPC227E Nanobox PC by Siemens, designed for compact, maintenance-free operation in industrial automation. Featuring an Intel Celeron N2807 processor, this model is upgraded with 4 GB of RAM and a 240 GB SSD, providing significantly more memory and storage capacity than base models, which enhances its suitability for edge computing, data logging, and HMI applications. Its DIN-rail mountable form factor and 24 V DC power input allow for easy installation in space-constrained control cabinets. As an Active product in the Siemens portfolio, it remains a reliable choice for ongoing industrial projects.
Features
Technical Specifications
| Attribute | Specification |
|---|---|
| Manufacturer | Siemens |
| Range | Simatic Box PC |
| Subrange | IPC |
| Model | 6ES7647-8BA21-7CA1 |
| Product Type | Nanobox PC |
| Processor | Intel Celeron N2807 (2C/2T) |
| RAM | 4 GB |
| Storage | 240 GB SSD |
| Weight | 1.80kg |
| Dimensions | 40.60 x 25.40 x 7.60 cm |
| Commodity Code | 85371091 |
| PLM Product Phase | Active |
Installation Guidelines
Global Express Shipping
Returns & Warranty

Description
The 6ES7647-8BA21-7CA1 is a high-performance SIMATIC IPC227E Nanobox PC by Siemens, designed for compact, maintenance-free operation in industrial automation. Featuring an Intel Celeron N2807 processor, this model is upgraded with 4 GB of RAM and a 240 GB SSD, providing significantly more memory and storage capacity than base models, which enhances its suitability for edge computing, data logging, and HMI applications. Its DIN-rail mountable form factor and 24 V DC power input allow for easy installation in space-constrained control cabinets. As an Active product in the Siemens portfolio, it remains a reliable choice for ongoing industrial projects.
Features
Technical Specifications
| Attribute | Specification |
|---|---|
| Manufacturer | Siemens |
| Range | Simatic Box PC |
| Subrange | IPC |
| Model | 6ES7647-8BA21-7CA1 |
| Product Type | Nanobox PC |
| Processor | Intel Celeron N2807 (2C/2T) |
| RAM | 4 GB |
| Storage | 240 GB SSD |
| Weight | 1.80kg |
| Dimensions | 40.60 x 25.40 x 7.60 cm |
| Commodity Code | 85371091 |
| PLM Product Phase | Active |
Installation Guidelines
Global Express Shipping
Returns & Warranty
Orders are processed and delivered Monday-Friday (excluding public holidays).
For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .
| Color pattern |
Greyish White
|
| Country of origin |
Germany
|